| HR 1501 |  |  | BD+32 827 | 29867 | 57393 |  |  |  |   |  | 04 43 48.3 | +32 51 55 | 6.45 R  | A8V   |  |  |  | 
| HR 1528 |  |  | BD+32 840 | 30453 | 57444 |  |  | S |   |  | 04 49 19.0 | +32 35 18 | 5.86   | A8m   |  |  | SB:7.0507d, K 57.8k/s, V0 +20.3k/s, asini 5.60. | 
| HR 1529 |  |  | BD+31 816 | 30454 | 57441 | 2359 | I |  |   |  | 04 49 12.8 | +31 26 14 | 5.58   | K2III   |  |  |  | 
| HR 1535 |  |  | BD+48 1162 | 30557 | 39799 | 2361 |  |  |   |  | 04 51 09.3 | +48 44 27 | 5.66   | G9III   |  |  |  | 
| HR 1550 |  |  | BD+42 1081 | 30823 | 39826 |  |  |  |   |  | 04 52 47.8 | +42 35 12 | 5.71   | A3III   |  |  |  | 
| HR 1551 |  | 2 | BD+36 952 | 30834 | 57475 |  | I |  |   |  | 04 52 38.0 | +36 42 11 | 4.78   | K2.5IIIbBa0.4   |  |  | G:Sirius group; UMa stream. | 
| HR 1558 |  |  | BD+43 1116 | 31069 | 39851 |  |  |  |   |  | 04 54 51.3 | +44 03 39 | 6.08   | A0V   |  |  |  | 
| HR 1573 |  |  | BD+35 930 | 31327 | 57511 |  |  |  |   |  | 04 56 19.9 | +36 10 08 | 6.07   | B2Ib   |  |  | G:Aur OB1. | 
| HR 1577 | ι | 3 | BD+32 855 | 31398 | 57522 | 181 | I |  |   | 1778  | 04 56 59.6 | +33 09 58 | 2.69   | K3II   |  |  | N:Hassaleh in Becvar.,VAR:4.0 - 4.15p. | 
| HR 1592 | ω | 4 | BD+37 1005 | 31647 | 57548 |  |  |  | 3572  |  | 04 59 15.4 | +37 53 25 | 4.94   | A1V   | 2.8 | 5.1 | D:Binary.,DYN:0.021".,G:Pleiades group. | 
| HR 1599 |  | 5 | BD+39 1133 | 31761 | 57559 |  |  |  | 3589  |  | 05 00 18.3 | +39 23 41 | 5.95   | F5V   | 3.4 | 3.7 | DYN:0.037". | 
| HR 1602 |  | 6 | BD+39 1134 | 31780 | 57560 |  | I |  |   |  | 05 00 23.2 | +39 39 18 | 6.58 R  | K4I   |  |  |  | 
| HR 1605 | ε | 7 | BD+43 1166 | 31964 | 39955 | 183 | I |  | 3605  | Eps Aur | 05 01 58.1 | +43 49 24 | 2.99   | F0Iae+B  v | 6.2 | 207.6 | D:ADS 3605A.  A* 2.98 var. A8Iap.  Five visual and one astrometric components.  AB visual binary, B, 14v at 29"; C,,D:11.26V, +1.83(B-V), +1.31(U-B), at 43"; D, 12.0v at 46".,N:Al Anz; Almaaz.,S:Shell star.  Also classified A8Ia-F2epIa + B.,SB:ADS 3605A, 9890d, K 15.0k/s, V0 -1.4k/s, msin3i 16.8, asini 2000. Unresolved by speckle interferometry.,VAR:ADS 3605A, EA 2.94 - 3.83V, 9892d.  Spectrum var. even outside eclipse. RV and light fluctuations about 110d. | 
| HR 1612 | ζ | 8 | BD+40 1142 | 32068 | 39966 | 1137 | I |  |   | Zet Aur | 05 02 28.7 | +41 04 33 | 3.75   | K4II+B8V   |  |  | N:Haedi; Haedus; Hoedus I. With HR 1641, one of the "kids"; Sadatoni; Saclateni.,S:Also classified K5II + B5V.,SB:972.162d, K 24.6k/s, V0 +12.9k/s, msin3i 7.54, asini 300.  Unresolved by speckle interferometry . SKYLAB,SB:indicates cool star with hot companion.,VAR:EA 3.70 - 3.97V, 972.164d, i 90d.  Variable duration of min.  Amp. depends on wavelength, 0.55B, 1.97U.  K component,VAR:amp. 0.05V. | 
| HR 1615 |  |  | BD+41 1044 | 32188 | 39979 |  |  |  |   | 1810  | 05 03 18.6 | +41 26 30 | 6.14   | A2IIIShell?   |  |  | S:H alpha, beta and gamma have absorption cores.  TiII and FeII stronger than normal; MgII, SiII strong.  Shell doubtful. | 
| HR 1626 |  |  | BD+30 772 | 32406 | 57610 |  |  |  |   |  | 05 04 14.5 | +30 29 41 | 6.14   | K0II-III   |  |  |  | 
| HR 1627 |  |  | BD+32 879 | 32428 | 57614 |  |  |  |   |  | 05 04 36.9 | +32 19 13 | 6.62   | A4m   |  |  | S:Also classified A8.5Vm: | 
| HR 1637 |  | 9 | BD+51 1024 | 32537 | 25019 |  |  |  | 3675  |  | 05 06 40.6 | +51 35 52 | 5.00   | F0V   | 4.4 | 90.1 | D:A,B,C, CPM; D, optical; E, 12.3v at 132" from A.,SB:ADS 3675A, 391.7d, K 5.8k/s, V0 -7.4k/s, asini 29.0. | 
| HR 1639 |  |  | BD+35 973 | 32608 | 57629 | 2379 |  |  |   |  | 05 06 00.9 | +35 56 11 | 6.52   | A5V   |  |  |  | 
| HR 1641 | η | 10 | BD+41 1058 | 32630 | 40026 | 185 |  |  |   | 1822  | 05 06 30.9 | +41 14 04 | 3.17   | B3V   |  |  | G:Cas-Tau OB1; member of Pleiades group.,N:Hoedus II. One of the kids, with HR 1612.,RV:Doubtful var., 24d period not confirmed.,VAR:Beta C? | 
| HR 1644 |  |  | BD+42 1170 | 32655 | 40029 |  |  |  |   |  | 05 06 49.6 | +43 10 29 | 6.20   | F2IIp:   |  |  |  | 
| HR 1668 |  |  | BD+46 970 | 33167 | 40077 |  |  |  |   |  | 05 10 42.9 | +46 57 44 | 5.68   | F5V   |  |  | G:Hyades moving group. | 
| HR 1669 |  |  | BD+37 1067 | 33203 | 57704 |  | I |  | 3734  |  | 05 10 18.9 | +37 18 07 | 6.02   | K3:+B2II:   | 0.1 | 1.5 | D:AB, CPM. | 
| HR 1689 | μ | 11 | BD+38 1063 | 33641 | 57755 | 192 |  |  |   |  | 05 13 25.7 | +38 29 04 | 4.86   | A4Vm   |  |  |  | 
| HR 1692 |  |  | BD+53 872 | 33654 | 25087 | 2393 |  |  |   |  | 05 14 44.3 | +53 12 50 | 6.20   | A0V   |  |  |  | 
| HR 1706 |  | 14 | BD+32 922 | 33959 | 57799 |  |  |  | 3824 A | KW Aur | 05 15 24.4 | +32 41 16 | 5.02   | A9IVDel Del         | 2.9 | 14.3 | D:AC binary. B, 11v F4V at 13" optical.,G:Possible new Eggen group with HR 63, q.v.,SB:ADS 3824A, 3.788506d, K 23.0k/s, V0 -9.8k/s, asini 1.20.,VAR:Delta Sct 4.94 - 5.10V, 0.088088d.  Form of light curve varies.  Also nonradial pulsations of 0.096533 and 0.088243d. | 
| HR 1707 |  |  | BD+53 882 | 34019 | 25112 |  | I |  | 3845  | R Aur | 05 17 17.8 | +53 35 10 | 6.50   | M7IIIe   | 2.1 | 46.4 | D:Binary. Component B, 9.50V, +0.47(B-V), +0.09(U-B), F4IV.,S:Probable SiO maser emission.,VAR:ADS 3845A, M 6.7 - 13.7v, 457.64d, period changes; 10.18 - 13.12V, -0.06 to -0.43(U-B).  Cycle of 64.5d also possible. | 
| HR 1708 | α | 13 | BD+45 1077 | 34029 | 40186 | 193 | I |  | 3841  | 1897  | 05 16 41.4 | +45 59 53 | 0.08   | G5IIIe+G0III  v | 0.5 | 0.0 | D:AP 0.6 G5III, 1.1 G0III, sep. 0.04", 0.285y, a = 0.054", masses 2.67 and 2.55 solar.  Combined mag., colors.  Capella is,D:first star for which an orbit was determined from interferometer measures, by Anderson at Mt. Wilson in 1920.  Speckle,D:sep. 0.040" 1981.24 and 1981.68; 0.055" 1982.16.  CPM with component H, a close binary, 10.0 dM1, 13.7 dM5 sep. 2" at,D:723" from A, probably physical with A.  Other components all faint and distant from A.,DYN:0.058".,G:Hyades group.,N:CAPELLA; Alhajoth.,R:Diam. component A = 0.0052", component B = 0.0040".,S:Chromospheric He 10830 double. Balloon-borne spectrometer revealed pronounced emission of MgII. Soft X-ray emission.,S:Lithium content of the F-type component is 15 times that of the G component.  Also classified G6III+F9III.,SB:104.0204d, K 26.1k/s, V0 +29.5k/s, asini 37.3.,VAR:Amp. 0.03V.  Variable helium and X-ray emission. | 
| HR 1712 |  |  | BD+34 980 | 34078 | 57816 |  |  |  | 3843  | AE Aur | 05 16 18.2 | +34 18 43 | 5.96   | O9.5V  e | 3.3 | 8.4 | D:Component B doubtful, possibly the nebula. C 10.7V at 30".,G:Runaway star from Ori OB1 association.  Moving at 128k/s in opposite direction from Mu Col = HR 1996.  See HR 938.,G:Exciting star of HII region S229; associated with nebula IC 405. S229 superimposed on S230. In reflection nebula. The,G:best example of nebulosity in which the gas and dust are differently distributed.,S:Central Balmer emission in blue-violet only.,VAR:ADS 3843A, Ina 5.78 - 6.08V.  Possibly a SN 2.5 million yrs. ago. | 
| HR 1722 |  |  | BD+42 1239 | 34269 | 40214 |  | I |  |   | PU Aur | 05 18 15.9 | +42 47 32 | 5.48   | M4III   |  |  | VAR:Lb?, amp. 0.10V. | 
| HR 1725 |  |  | BD+40 1240 | 34332 | 40224 |  |  |  |   |  | 05 18 40.4 | +40 27 54 | 6.18   | K0   |  |  |  | 
| HR 1726 |  | 16 | BD+33 1000 | 34334 | 57853 |  | I |  | 3872  | 1909  | 05 18 10.7 | +33 22 18 | 4.54   | K2.5IIIbFe-1   | 5.8 | 4.2 | D:CPM.,S:Also classified K2.5IIIb CN-0.5.,SB:ADS 3872A, 434.8d, K 14.8k/s, V0 -27.5k/s, asini 88.0.,VAR:ADS 3872A, E? | 
| HR 1728 |  | 17 | BD+33 1002 | 34364 | 57858 |  |  |  |   | AR Aur | 05 18 18.9 | +33 46 02 | 6.14   | B9.5V   |  |  | D:Possible CPM with HR 1732.,G:Aur OB1.  Concentration of hydrogen emission in direction of this association.,S:Also classified ApHgMn + B9V.,SB:4.1346d, K 107.2k/s, V0 +25.1k/s, msin3i 2.48, asini 6.09; vsini of secondary 62k/s.,VAR:EA 6.15 - 6.82V, 6.05 - 6.72B, A0 + A0, 4.134695d, changing period. | 
| HR 1729 | λ | 15 | BD+39 1248 | 34411 | 40233 | 1145 |  |  | 3886  |  | 05 19 08.5 | +40 05 57 | 4.71   | G1.5IV-VFe-1   | 4.9 | 146.6 | D:B, 13.4v at 29". C, 12.1v at 42" and D, optical.,G:Epsilon Ind group. | 
| HR 1732 |  |  | BD+33 1008 | 34452 | 57884 |  |  |  |   | IQ Aur | 05 19 00.0 | +33 44 54 | 5.41   | A0pSi  v |  |  | D:Possible CPM with HR 1728.,S:Magnetic star showing chlorine. Silicon star. Helium and neon deficient. Bluest known peculiar A-star: color,S:characteristic of about B4V. Classified A0p because He weak, but in other respects the color is more indicative of the,S:temperature than the spectral class of Ap stars. One of the hottest Ap stars known, about 17000K.,SB:Double lines.,VAR:Alpha CV 5.35 - 5.41V, 2.4660d.  Spectrum var. same period. | 
| HR 1733 |  |  | BD+44 1170 | 34498 | 40242 |  |  |  |   |  | 05 20 02.3 | +44 25 32 | 6.62 R  | K0   |  |  |  | 
| HR 1734 |  | 18 | BD+33 1010 | 34499 | 57893 |  |  |  | 3893  |  | 05 19 23.6 | +33 59 08 | 6.49   | A7V   | 5.3 | 3.8 |  | 
| HR 1736 |  |  | BD+46 998 | 34533 | 40251 |  |  |  | 3903  |  | 05 20 39.3 | +46 57 50 | 6.54   | GIII+A2V   | 2.9 | 23.2 | D:Fixed. Companion spectral class A. | 
| HR 1738 |  |  | BD+40 1253 | 34557 | 40248 |  |  |  |   |  | 05 20 14.8 | +41 05 10 | 5.52   | A3V   |  |  |  | 
| HR 1740 |  | 19 | BD+33 1013 | 34578 | 57906 | 2399 |  |  |   | 1925  | 05 20 00.9 | +33 57 29 | 5.03   | A5II   |  |  |  | 
| HR 1749 | ρ | 20 | BD+41 1162 | 34759 | 40269 | 2400 |  |  |   |  | 05 21 48.4 | +41 48 16 | 5.23   | B3V   |  |  | G:Cas-Tau OB1.,SB:35.5d, K 28k/s, V0 +19k/s, asini 13.7. | 
| HR 1752 |  |  | BD+29 869 | 34790 | 77124 |  |  |  |   |  | 05 21 12.7 | +29 34 12 | 5.76 R  | A1V s               | 0.4 | 0.0 | SB:6.2, 6.6v, sep. 0.0005", 2.1517d, K 113.3k/s, V0 -19.7k/s, msin3i 1.71, asini 3.35; vsini both components 53k/s. | 
| HR 1760 |  |  | BD+40 1268 | 34904 | 40290 |  |  |  |   |  | 05 22 50.3 | +41 01 46 | 5.54   | A3V   |  |  |  | 
| HR 1768 |  | 22 | BD+28 788 | 35076 | 77139 |  |  |  |   |  | 05 23 22.9 | +28 56 12 | 6.46   | B9V s               |  |  |  | 
| HR 1773 | σ | 21 | BD+37 1175 | 35186 | 57981 |  | I |  | 3984  |  | 05 24 39.2 | +37 23 08 | 4.99   | K4III   | 7.0 | 8.7 | D:AB fixed. | 
| HR 1775 |  |  | BD+31 954 | 35238 | 57987 |  |  |  |   |  | 05 24 38.3 | +31 13 26 | 6.28   | K1III   |  |  |  | 
| HR 1776 |  |  | BD+31 955 | 35239 | 57988 |  |  |  |   |  | 05 24 38.5 | +31 08 35 | 5.94   | B9III   |  |  |  | 
| HR 1779 |  |  | BD+34 1031 | 35295 | 57999 |  |  |  | 4000 A |  | 05 25 13.0 | +34 51 19 | 6.55   | K1pIII-IV+F6V   | 1.8 | 31.2 | D:CPM.  Companion F6V.,S:Component A has abnormally strong CN. Lambda 4150 star. | 
| HR 1794 |  |  | BD+35 1102 | 35519 | 58029 | 2408 | I |  |   |  | 05 26 54.3 | +35 27 26 | 6.15   | K2   |  |  | G:Open cluster NGC 1907 #1. | 
| HR 1795 |  |  | BD+34 1040 | 35520 | 58028 |  |  |  |   |  | 05 26 48.9 | +34 23 30 | 5.94   | A0III   |  |  | S:Also classified A1p. | 
| HR 1796 |  |  | BD+33 1045 | 35521 | 58030 |  |  |  |   |  | 05 26 51.3 | +33 15 46 | 6.15   | K0   |  |  |  | 
| HR 1804 |  |  | BD+30 898 | 35600 | 58040 |  |  |  |   |  | 05 27 08.3 | +30 12 31 | 5.74   | B9Ib   |  |  | G:Aur OB1. Concentration of hydrogen emission in direction of this association. | 
| HR 1805 | φ | 24 | BD+34 1048 | 35620 | 58051 |  | I | W |   |  | 05 27 38.9 | +34 28 33 | 5.07   | K3IIICN+2   | 3.2 | 206.8 | G:Hyades group. | 
| HR 1822 |  |  | BD+29 909 | 35984 | 77205 |  |  |  |   |  | 05 29 40.6 | +29 11 11 | 6.24   | F6III   |  |  |  | 
| HR 1824 |  |  | BD+41 1206 | 36040 | 40387 | 2412 |  |  |   |  | 05 30 48.6 | +41 27 43 | 6.00   | K0IIIp   |  |  | S:Lambda 4150 star. | 
| HR 1825 |  |  | BD+39 1322 | 36041 | 58129 |  |  | W |   |  | 05 30 45.1 | +39 49 33 | 6.37   | G9III   | 1.3 | 75.4 | D:Companion 7.62V, +0.94(B-V), +0.69(U-B), G8III. | 
| HR 1843 | χ | 25 | BD+32 1024 | 36371 | 58164 | 1151 |  |  |   |  | 05 32 43.7 | +32 11 31 | 4.76   | B5Iab   |  |  | G:Aur OB1. Concentration of hydrogen emission in direction of this association.,SB:655.16d, K 20.5k/s, V0 -0.2k/s, asini 182. | 
| HR 1846 |  |  | BD+41 1218 | 36404 | 40426 |  |  |  |   |  | 05 33 28.7 | +42 06 32 | 6.55   | B9IIIp:Hg:   |  |  |  | 
| HR 1850 |  |  | BD+32 1028 | 36484 | 58179 |  |  |  |   |  | 05 33 27.5 | +32 48 04 | 6.48   | A2m   |  |  |  | 
| HR 1854 |  |  | BD+34 1083 | 36499 | 58182 |  |  |  |   |  | 05 33 38.0 | +34 43 33 | 6.27   | A3IV   |  |  |  | 
| HR 1866 |  |  | BD+54 914 | 36678 | 25276 | 2416 | I |  |   |  | 05 36 35.2 | +54 25 44 | 5.73   | M0III   |  |  |  | 
| HR 1869 |  |  | BD+47 1178 | 36719 | 40466 | 2417 |  |  |   |  | 05 36 15.9 | +47 42 55 | 6.11   | dF0   |  |  |  | 
| HR 1884 |  |  | BD+40 1346 | 36891 | 40481 |  |  |  |   |  | 05 36 52.4 | +40 10 56 | 6.09   | G3Ib+F   |  |  |  | 
| HR 1904 |  |  | BD+33 1102 | 37138 | 58263 |  |  |  |   |  | 05 37 45.7 | +33 33 33 | 6.33   | K0   |  |  |  | 
| HR 1914 |  | 26 | BD+30 963 | 37269 | 58280 |  |  |  | 4229  | 2485  | 05 38 38.1 | +30 29 33 | 5.40   | F9III+B9.5V   | 0.3 | 0.2 | D:AB 6.0 G5III, 6.3 A2V, 53.2y, a = 0.135". Combined, mag., colors.  C, 8.57V, +0.28(B-V), +0.09(U-B), F0V at 12",,D:physical; D, 11.5v at 33".  Resolved by speckle interferometry 1983.93, sep. 0.12". | 
| HR 1924 |  |  | BD+29 947 | 37367 | 77354 |  |  |  |   |  | 05 39 18.4 | +29 12 55 | 5.96   | B2IV-V   | 2.0 | 0.0 | G:Cas-Tau OB1.,SB:6.2, 8.2, sep. 0.00001", about 6.5d, K 9k/s. | 
| HR 1925 |  |  | BD+53 934 | 37394 | 25319 |  |  | W |   |  | 05 41 20.3 | +53 28 52 | 6.23   | K1V   | 2.8 | 688.0 | D:Component B, 9.9v M1 at 99", is BD +53d935, CPM.  Component D is F5.  Other companions 12.4 and 12.8v. | 
| HR 1938 |  |  | BD+31 1048 | 37519 | 58319 | 2425 |  |  |   | 2537  | 05 40 35.9 | +31 21 29 | 6.04   | B9.5III-IVp:   |  |  |  | 
| HR 1939 |  |  | BD+31 1049 | 37536 | 58322 |  | I |  |   | NO Aur | 05 40 42.1 | +31 55 15 | 6.11   | M2IIIS   |  |  | G:Aur OB1.,VAR:Lc 6.13 - 6.30V. | 
| HR 1945 |  |  | BD+29 953 | 37646 | 77393 |  |  |  | 4262 A |  | 05 41 21.0 | +29 29 15 | 6.43   | B8IV   | 0.4 | 26.1 | D:CPM, B is 7.18V, -0.04(B-V), -0.14(U-B), B9.5V, vsini 120k/s.,SB:ADS 4254A. | 
| HR 1971 | ο | 27 | BD+49 1398 | 38104 | 40583 | 216 |  |  |   |  | 05 45 54.0 | +49 49 35 | 5.47   | A2VpCr   |  |  | G:UMa stream. | 
| HR 1974 |  |  | BD+40 1403 | 38189 | 40584 |  |  |  |   |  | 05 45 49.5 | +40 30 26 | 6.58   | A3Del Del           |  |  |  | 
| HR 1979 |  |  | BD+42 1396 | 38358 | 40609 | 2431 |  |  |   |  | 05 47 14.7 | +42 31 36 | 6.29   | K0   |  |  |  | 
| HR 1995 | τ | 29 | BD+39 1418 | 38656 | 58465 |  | I |  | 4398  |  | 05 49 10.5 | +39 10 52 | 4.52   | G8IIIFe-1   | 6.1 | 49.6 | G:Ursa cluster? UMa stream. | 
| HR 2003 |  |  | BD+51 1117 | 38765 | 25411 | 2437 |  |  |   |  | 05 50 56.4 | +51 30 53 | 6.29   | K1III   |  |  |  | 
| HR 2011 | υ | 31 | BD+37 1336 | 38944 | 58496 | 2440 | I |  |   | 2661  | 05 51 02.4 | +37 18 20 | 4.74   | M0+III-IIIbFe-0.5   |  |  | VAR:Amp. 0.1V.  Cycles 35-36d in 1970-1 not confirmed in other seasons. | 
| HR 2012 | ν | 32 | BD+39 1429 | 39003 | 58502 | 221 | I |  | 4440  |  | 05 51 29.4 | +39 08 55 | 3.97   | G9.5III*   | 7.3 | 54.6 | D:Companion optical.,S:G9.5III CN 0.5 Fe 1 Ba 0.2: | 
| HR 2018 |  |  | BD+32 1109 | 39045 | 58504 |  | I |  | 4443  | Var | 05 51 25.7 | +32 07 30 | 6.25   | M3III  v | 5.9 | 15.2 | M:High space velocity.,S:Spectrum may be variable.,VAR:Amp. 0.10V. | 
| HR 2025 |  |  | BD+39 1435 | 39182 | 58524 |  |  |  |   |  | 05 52 39.5 | +39 34 28 | 6.45 R  | A2V   |  |  |  | 
| HR 2028 |  |  | BD+33 1179 | 39225 | 58528 | 2443 | I |  |   | 2681  | 05 52 40.1 | +33 55 03 | 5.98   | M1.5II-III   |  |  | M:High space velocity. | 
| HR 2029 | ξ | 30 | BD+55 1027 | 39283 | 25450 | 1157 |  |  |   |  | 05 54 50.8 | +55 42 25 | 4.99   | A2V   |  |  | G:Sirius group?,N:Flamsteed also called this star 32 Cam = 30 Aur.,R:Radius relative to Sun = 2.6.,S:Lambda Boo type. | 
| HR 2045 |  |  | BD+51 1128 | 39551 | 25467 |  |  |  |   |  | 05 56 14.4 | +51 48 14 | 6.49 R  | A5V   |  |  |  | 
| HR 2046 |  |  | BD+31 1139 | 39586 | 58569 |  |  |  |   |  | 05 54 59.0 | +31 42 06 | 5.90   | A5IV   |  |  |  | 
| HR 2054 |  |  | BD+49 1423 | 39743 | 40720 |  |  |  |   |  | 05 57 04.9 | +49 01 46 | 6.47   | G8III   |  |  |  | 
| HR 2066 |  |  | BD+28 952 | 39866 | 77744 |  |  |  |   |  | 05 56 33.8 | +28 56 32 | 6.32   | A2II   |  |  |  | 
| HR 2077 | δ | 33 | BD+54 970 | 40035 | 25502 | 225 | I | W |   |  | 05 59 31.6 | +54 17 05 | 3.72   | K0-III   | 5.8 | 115.4 |  | 
| HR 2079 |  |  | BD+55 1036 | 40062 | 25504 |  |  |  |   |  | 05 59 45.7 | +55 19 15 | 6.44   | A5m   |  |  |  | 
| HR 2080 |  |  | BD+54 971 | 40083 | 25505 |  |  |  |   |  | 05 59 48.1 | +54 32 50 | 6.14   | K2III   |  |  |  | 
| HR 2081 |  |  | BD+49 1428 | 40084 | 40743 |  |  |  |   |  | 05 59 21.8 | +49 55 28 | 5.89   | G5III   |  |  | SB:219.13d, K1 32.2k/s, K2 33.23k/s, V0 -4.09k/s, a1sini 97.1, a2sini 100.1. | 
| HR 2088 | β | 34 | BD+44 1328 | 40183 | 40750 | 227 | I |  | 4556  | Bet Aur | 05 59 31.7 | +44 56 51 | 1.90   | A2IV   | 8.9 | 184.6 | D:AB binary.  C, 14.1v at 13".,G:In Ursa cluster; Sirius group; UMa stream; UMa cluster.,N:Menkalinan; Menkalina.,R:Radius relative to Sun = 3.0.,SB:ADS 4556A, 3.9600d, K 107.5k/s, V0 -17.1k/s, msin3i 2.20, asini 5.85.  Masses 2.33, 2.25 solar.  Rotational,SB:velocities both components <30k/s.  Second SB ever discovered, by Antonia Maury, 1889.,VAR:ADS 4556A, EA 1.89 - 1.98V, 1.93 - 2.02B, A2+A2, 3.9600421d, i 78.5d. | 
| HR 2091 | π | 35 | BD+45 1217 | 40239 | 40756 |  | I |  |   | Pi Aur | 05 59 56.1 | +45 56 13 | 4.26   | M3II  e |  |  | C:Large infrared excess.,M:Radio star.,S:Ultraviolet FeII emission.,VAR:Lc 4.24 - 4.34V.  Radio emission at 2.85cm indicates mass loss. | 
| HR 2095 | θ | 37 | BD+37 1380 | 40312 | 58636 |  | I |  | 4566  | The Aur | 05 59 43.3 | +37 12 45 | 2.62   | A0pSi   | 4.5 | 3.5 | D:AB binary , combined mag., colors. B is 7.2v G2V. C, 11v at 49" optical.,DYN:0.032".,R:Radius 3.3 solar.,VAR:ADS 4566B.  Alpha CV 2.62 - 2.70V.  Amp. 0.43m at 1400A, 1.3735d.  Magnetic field varies 3.618d. | 
| HR 2096 |  |  | BD+44 1332 | 40325 | 40769 |  |  |  | 4576  |  | 06 00 19.0 | +44 35 31 | 6.22   | K2III+K0III   | 4.0 | 34.2 | D:AB probably binary.  B, 11v at 2".  Component C, K0III, optical. | 
| HR 2101 |  | 36 | BD+47 1227 | 40394 | 40778 |  |  |  |   |  | 06 00 58.6 | +47 54 07 | 5.73   | B9.5pSiFe   |  |  |  | 
| HR 2105 |  |  | BD+48 1333 | 40486 | 40789 | 2458 | I |  |   |  | 06 01 43.1 | +48 57 34 | 5.96   | K0   |  |  |  | 
| HR 2110 |  |  | BD+31 1164 | 40588 | 58657 |  |  |  |   |  | 06 01 10.2 | +31 02 05 | 5.98 R  | A2V   |  |  |  | 
| HR 2112 |  |  | BD+49 1441 | 40626 | 40801 |  |  |  |   |  | 06 02 48.7 | +49 54 20 | 6.05   | B9.5IV   |  |  |  | 
| HR 2115 |  |  | BD+43 1421 | 40722 | 40808 |  |  |  |   |  | 06 02 53.6 | +43 22 43 | 6.42 R  | K0   |  |  |  | 
| HR 2119 |  | 38 | BD+42 1473 | 40801 | 40818 | 2461 |  |  |   |  | 06 03 18.0 | +42 54 42 | 6.10   | K0II   |  |  | G:Sigma Pup group. | 
| HR 2122 |  |  | BD+32 1166 | 40832 | 58688 |  |  |  |   |  | 06 02 55.1 | +32 38 09 | 6.24   | F4V   |  |  |  | 
| HR 2123 |  |  | BD+51 1146 | 40873 | 25548 | 2463 |  |  | 4633  | 2804  | 06 04 29.1 | +51 34 24 | 6.45   | A7III   | 2.8 | 39.0 | D:BC, 9.0, 10.0v, sep. 0.6", CPM with A.,VAR:Delta Sct? | 
| HR 2132 |  | 39 | BD+42 1477 | 41074 | 40840 |  |  |  |   | 2812  | 06 05 03.4 | +42 58 54 | 5.87   | F3V   |  |  | G:Hyades group. | 
| HR 2137 |  |  | BD+37 1405 | 41162 | 58716 |  |  |  | 4649  |  | 06 05 02.6 | +37 57 51 | 6.34   | K0III+A2   | 5.6 | 17.9 | D:Confusion as to whether B or C is the brighter, B at 18", C at 84" from A. | 
| HR 2139 |  |  | BD+33 1236 | 41269 | 58727 |  |  |  |   |  | 06 05 34.0 | +33 35 57 | 6.23   | B9pSi   |  |  |  | 
| HR 2141 |  |  | BD+35 1334 | 41330 | 58739 |  |  | W |   |  | 06 06 08.5 | +35 23 15 | 6.12   | G0V   | 3.4 | 122.0 |  | 
| HR 2143 |  | 40 | BD+38 1377 | 41357 | 58749 | 2465 |  |  |   | Var? | 06 06 35.1 | +38 28 58 | 5.36   | A4m   |  |  | SB:28.28d, K 51.4k/s, V0 +16.9k/s, msin3i 1.35, asini 16.6.,VAR:Suspected of 0.01m variability. | 
| HR 2146 |  |  | BD+29 1112 | 41429 | 77958 |  | I |  | 4673  |  | 06 06 22.5 | +29 30 45 | 6.08   | M3II+F7V   | 5.0 | 10.0 | D:CPM.  Companion 10.72V, +0.90(B-V), +0.25(U-B), F7V. | 
| HR 2147 |  |  | BD+41 1357 | 41467 | 40868 |  |  |  |   |  | 06 07 26.9 | +41 51 15 | 6.12   | K0III   |  |  |  | 
| HR 2153 |  |  | BD+41 1365 | 41636 | 40881 |  |  |  |   |  | 06 08 23.0 | +41 03 20 | 6.36   | G9III   |  |  |  | 
| HR 2172 |  |  | BD+52 1041 | 42083 | 25613 |  |  |  |   |  | 06 11 46.0 | +52 38 50 | 6.30   | A5IIIm   |  |  | SB:106d, K 40.5k/s, V0 +13.5k/s, msin3i 1.55, asini 45.8; vsini both components 30k/s.  Unresolved by speckle,SB:interferometry. | 
| HR 2175 |  | 41 | BD+48 1352 | 42126 | 40924 |  |  |  | 4773 B |  | 06 11 36.5 | +48 42 47 | 6.82 H  | A8V   | 0.8 | 7.7 | D:Binary with HR 2176.,G:Hyades group. | 
| HR 2176 |  | 41 | BD+48 1352 | 42127 | 40925 |  |  |  | 4773 A |  | 06 11 36.6 | +48 42 40 | 6.09 H  | A3V   | 0.8 | 7.7 | D:Binary with HR 2175.,G:Hyades group. | 
| HR 2188 |  |  | BD+51 1163 | 42466 | 25630 |  |  |  |   |  | 06 13 45.3 | +51 10 21 | 6.04   | K1III   |  |  |  | 
| HR 2189 |  |  | BD+32 1217 | 42471 | 58852 | 2470 | I |  |   |  | 06 12 20.1 | +32 41 36 | 5.78   | M2IIIa   |  |  |  | 
| HR 2217 |  |  | BD+36 1388 | 43017 | 58905 | 1167 |  |  | 4849 A |  | 06 15 39.0 | +36 08 55 | 6.92   | F4IV   | 0.6 | 11.3 | D:AB CPM. B is dF0; C 12.3v at 202" optical. D, 11.5v at 120" from A. | 
| HR 2219 | κ | 44 | BD+29 1154 | 43039 | 78143 | 1168 | I |  |   | 2877  | 06 15 22.7 | +29 29 53 | 4.35   | G8.5IIIb   |  |  |  | 
| HR 2228 |  | 42 | BD+46 1122 | 43244 | 40999 |  |  |  |   |  | 06 17 34.7 | +46 25 27 | 6.52   | F0V   |  |  | G:UMa stream. | 
| HR 2239 |  | 43 | BD+46 1124 | 43380 | 41010 |  |  |  |   |  | 06 18 16.9 | +46 21 38 | 6.38   | K2III   |  |  | G:Eta Cep group. | 
| HR 2264 |  | 45 | BD+53 1008 | 43905 | 25681 | 2484 |  |  |   |  | 06 21 46.1 | +53 27 08 | 5.36   | F5III   |  |  | SB:6.5013d, K 31.7k/s, V0 -1.5k/s, asini 2.83. | 
| HR 2272 |  |  | BD+29 1190 | 44092 | 78259 |  |  |  |   |  | 06 21 12.1 | +29 32 28 | 6.43   | A1V s               |  |  |  | 
| HR 2289 | ψ1 | 46 | BD+49 1488 | 44537 | 41076 | 242 | I |  |   | Psi1 Aur | 06 24 53.9 | +49 17 17 | 4.91   | K5-M0Iab-Ib   |  |  | VAR:Lc? 4.75 - 5.70V, 6.6 - 7.2p. | 
| HR 2297 |  |  | BD+29 1213 | 44766 | 78333 |  |  |  |   |  | 06 24 52.6 | +29 42 26 | 6.71   | B8IIIn   |  |  |  | 
| HR 2314 |  |  | BD+47 1299 | 45105 | 41109 |  |  |  |   |  | 06 27 51.1 | +47 24 19 | 6.56   | A0V   |  |  |  | 
| HR 2319 |  |  | BD+32 1300 | 45192 | 59096 |  |  |  |   |  | 06 27 35.5 | +32 33 47 | 6.43   | K0   |  |  |  | 
| HR 2332 |  | 48 | BD+30 1238 | 45412 | 59128 |  |  |  |   | RT Aur | 06 28 34.1 | +30 29 35 | 5.55   | F8Ib  v |  |  | S:Also classified F4Ib-G1Ib.,VAR:CDelta 5.02 - 5.82V.  Per. changing, 3.728365 before 1950, 3.728115 since.  CaII emission on rising branch of light,VAR:curve.  Blue companion suspected. | 
| HR 2338 |  | 47 | BD+46 1149 | 45466 | 41130 | 2496 | I |  |   |  | 06 30 03.0 | +46 41 08 | 5.90   | gK4   |  |  |  | 
| HR 2372 |  |  | BD+32 1324 | 46052 | 59194 | 2500 |  |  |   | WW Aur | 06 32 27.2 | +32 27 17 | 5.87   | A3m+A3m:   |  |  | S:Also classified A3m: + A3m:,SB:2.5250d, K 115.6k/s, V0 -8.7k/s, msin3i 1.98, asini 4.01.  Masses 1.92, 1.90 solar. vsini same for both,SB:components 35k/s.,VAR:EA 5.79 - 6.54V, 2.52501922d.  Per. changes. Rot. line apsides per.  about 40,000d. | 
| HR 2383 |  |  | BD+33 1356 | 46251 | 59222 |  |  |  |   |  | 06 33 42.7 | +33 01 27 | 6.42 R  | A3V   |  |  |  | 
| HR 2398 |  | 49 | BD+28 1168 | 46553 | 78524 | 2504 |  |  |   | 3032  | 06 35 12.1 | +28 01 20 | 5.27   | A0Vnn   |  |  |  | 
| HR 2405 |  |  | BD+38 1539 | 46687 | 59280 |  | I | W |   | UU Aur | 06 36 32.9 | +38 26 43 | 5.29   | C5II   | 5.6 | 17.9 | S:Infrared spectra show CO, CN and C2 molecules.,VAR:SRb 7.83 - 10.00B, 8.2 - 10.0p, 234d.  Mean mag. varies in per. about 3500d. | 
| HR 2419 |  | 51 | BD+39 1690 | 47070 | 59316 | 250 | I |  |   |  | 06 38 39.5 | +39 23 27 | 5.69   | K5III   |  |  | G:Hyades group. | 
| HR 2420 | ψ3 | 52 | BD+40 1665 | 47100 | 59319 |  |  |  |   |  | 06 38 49.2 | +39 54 09 | 5.20   | B8III   |  |  |  | 
| HR 2425 |  | 53 | BD+29 1293 | 47152 | 78571 |  |  | D |   |  | 06 38 23.0 | +28 59 03 | 5.79   | B9npEu   | 0.0 | 0.1 | D:Discovered by both occultation and speckle interferometry 1978, sep. 0.075"; 1983.93, sep. 0.13".,S:Spectra show Hg 4077; Eu, Cr enhanced. Overabundant elements are V by factor of 300; Sr by 1500; Y by 100 and rare,S:earths by hundreds of thousands. | 
| HR 2427 | ψ2 | 50 | BD+42 1585 | 47174 | 41239 |  | I | W |   |  | 06 39 19.9 | +42 29 20 | 4.79   | K3III   | 5.5 | 52.1 |  | 
| HR 2434 |  |  | BD+44 1506 | 47270 | 41245 |  |  |  |   |  | 06 39 58.0 | +44 00 50 | 6.41 R  | K1III   |  |  |  | 
| HR 2438 |  | 54 | BD+28 1196 | 47395 | 78593 |  |  |  | 5289  | 3065  | 06 39 33.1 | +28 15 47 | 6.03   | B7III   | 1.6 | 0.8 |  | 
| HR 2452 |  |  | BD+36 1482 | 47703 | 59365 | 2516 |  |  |   |  | 06 41 37.7 | +35 55 55 | 6.46   | F8III   |  |  |  | 
| HR 2459 | ψ4 | 55 | BD+44 1518 | 47914 | 41288 | 2517 | I |  |   |  | 06 43 05.0 | +44 31 28 | 5.02   | K5III   |  |  |  | 
| HR 2464 |  |  | BD+37 1567 | 48073 | 59406 |  |  |  |   |  | 06 43 13.8 | +37 08 49 | 6.19   | K0   |  |  |  | 
| HR 2471 |  |  | BD+36 1494 | 48272 | 59425 |  |  |  |   |  | 06 44 12.6 | +36 06 35 | 6.31 R  | A2V   |  |  |  | 
| HR 2483 | ψ5 | 56 | BD+43 1595 | 48682 | 41330 | 255 |  |  | 5425  |  | 06 46 44.3 | +43 34 39 | 5.25   | G0V   | 3.4 | 36.2 | D:Companion orange, optical. | 
| HR 2487 | ψ6 | 57 | BD+48 1436 | 48781 | 41346 | 1176 | I |  |   |  | 06 47 39.6 | +48 47 22 | 5.22   | K0III   |  |  |  | 
| HR 2516 | ψ7 | 58 | BD+41 1536 | 49520 | 41380 | 2527 | I | W |   |  | 06 50 45.9 | +41 46 53 | 5.02   | K3III   | 5.0 | 40.9 | G:61 Cyg group. | 
| HR 2532 |  |  | BD+45 1359 | 49949 | 41406 |  |  |  |   |  | 06 53 07.6 | +44 50 22 | 6.26   | A8Vn   |  |  |  | 
| HR 2539 |  | 59 | BD+39 1771 | 50018 | 59571 |  |  |  | 5534  | OX Aur | 06 53 01.5 | +38 52 09 | 6.12   | F2VDel Del         v | 3.9 | 22.3 | D:AB fixed.,M:Space motion almost identical to that of the Sun.,S:Also classified A7n-F3IV.,VAR:Delta Sct 5.94 - 6.14V, primary period 0.115442, secondary 0.154412d. | 
| HR 2541 |  | 60 | BD+38 1636 | 50037 | 59576 |  |  | S |   |  | 06 53 13.4 | +38 26 17 | 6.30   | dF5   |  |  | N:Sometimes this star, sometimes HR 2547 have been called Psi8 Aur. To avoid future confusion this designation,N:is abandoned for both. | 
| HR 2542 |  |  | BD+35 1511 | 50056 | 59574 |  | I |  |   | 3250  | 06 53 03.4 | +35 47 19 | 6.01   | K3III:   |  |  |  | 
| HR 2547 | ψ8 | 61 | BD+38 1638 | 50204 | 59589 |  |  |  |   |  | 06 53 57.0 | +38 30 18 | 6.48   | B9.5pSi   |  |  | N:See note for HR 2541.,S:Hg, Mn. | 
| HR 2556 |  |  | BD+46 1202 | 50384 | 41426 |  |  |  |   |  | 06 55 15.2 | +45 49 35 | 6.34   | K0III-IV   |  |  | G:Hyades group. | 
| HR 2557 |  |  | BD+44 1551 | 50420 | 41429 |  |  |  |   | V352 Aur | 06 55 14.7 | +43 54 36 | 6.13   | A9III   |  |  | VAR:Delta Sct 6.037 - 6.054y.  About 4 hrs. One of most luminous Delta Sct stars: abs. mag. about 0.0V. | 
| HR 2568 | ψ9 |  | BD+46 1203 | 50658 | 41446 |  |  |  |   | Var? | 06 56 32.3 | +46 16 27 | 5.87   | B8IIIe   |  |  | S:Shell star.,VAR:Emission var. about 16 yrs. | 
| HR 2573 |  |  | BD+46 1205 | 50763 | 41450 |  |  |  |   |  | 06 56 56.0 | +46 42 18 | 5.86   | gK0   |  |  |  | 
| HR 2600 |  | 62 | BD+38 1656 | 51440 | 59658 | 2538 | I |  |   |  | 06 59 02.8 | +38 03 08 | 6.00   | K2III   |  |  |  | 
| HR 2675 |  |  | BD+37 1660 | 53925 | 59812 |  |  |  |   |  | 07 08 36.3 | +37 26 42 | 6.16   | K1III   |  |  |  | 
| HR 2696 |  | 63 | BD+39 1882 | 54716 | 59866 | 274 | I |  |   |  | 07 11 39.3 | +39 19 14 | 4.90   | K4III-IIIa   |  |  |  | 
| HR 2753 |  | 64 | BD+41 1630 | 56221 | 41679 | 276 |  |  |   |  | 07 18 02.2 | +40 53 00 | 5.78   | A5Vn   |  |  | G:In Ursa cluster? | 
| HR 2775 |  |  | BD+42 1699 | 56941 | 41705 |  |  |  |   |  | 07 21 03.1 | +42 39 20 | 6.35   | K0   |  |  |  | 
| HR 2792 |  |  | BD+39 1927 | 57263 | 60012 |  |  |  |   |  | 07 22 13.4 | +38 59 46 | 6.40   | K0   |  |  |  | 
| HR 2793 |  | 65 | BD+37 1707 | 57264 | 60010 | 2568 | I |  | 6009  |  | 07 22 02.6 | +36 45 38 | 5.13   | K0III   | 5.5 | 11.4 | D:AB CPM.  C, 12.7v at 42" optical. | 
| HR 2805 |  | 66 | BD+40 1852 | 57669 | 41738 | 1191 | I |  |   |  | 07 24 08.5 | +40 40 20 | 5.19   | K1+IIIaCN1   |  |  |  |