HR 2107 | | 1 | BD-09 1284 | 40535 | 132714 | | | | | V474 Mon | 05 59 01.0 | -09 22 56 | 6.12 | F2IV | | | SB:15.492d.,VAR:Delta Sct 5.93 - 6.36V, amp. 0.38 B, 0.13372, 0.13612 and 0.08261d; amp. var. in 7.7455d. Multiple periods. |
HR 2108 | | 2 | BD-09 1285 | 40536 | 132715 | 2455 | | | | | 05 59 04.3 | -09 33 30 | 5.03 | A6IIIm vs | | | SB:9.3553d, K 57.1k/s, V0 +22.2k/s, asini 7.18. |
HR 2128 | | 3 | BD-10 1349 | 40967 | 151037 | | | | 4615 | | 06 01 50.4 | -10 35 53 | 4.95 | B5III | 3.5 | 1.9 | D:Binary.,SB:ADS 4615A. |
HR 2142 | | | BD-06 1391 | 41335 | 132793 | | | | | 2817 | 06 04 13.5 | -06 42 33 | 5.21 | B2Ven v | | | RV:Rapidly rotating and variable hydrogen lines suggest recent ejection of equatorial shell.,S:Shell star.,VAR:5.20 - 5.23V, 80.85d, periodic shell phenomena. |
HR 2150 | | | BD-10 1368 | 41547 | 151098 | | | | | | 06 05 27.0 | -10 14 34 | 5.87 | dF4 | | | |
HR 2154 | | | BD-04 1362 | 41692 | 132841 | 2467 | | | 4698 | | 06 06 38.7 | -04 11 38 | 5.38 | B5IV | 6.2 | 28.5 | |
HR 2179 | | | BD-05 1523 | 42278 | 132900 | | | | | | 06 09 36.2 | -05 42 40 | 6.17 | F3IV w | | | |
HR 2195 | | | BD-06 1439 | 42536 | 132924 | | | | | V653 Mon | 06 11 01.3 | -06 45 15 | 6.15 | A0pSrCr | | | VAR:Alpha CV, amp. 0.04U, 1.36:d. |
HR 2202 | | | BD-04 1393 | 42657 | 132941 | | | | 4799 | V638 Mon | 06 11 43.7 | -04 39 56 | 6.18 | B9pHgMn | 1.7 | 0.8 | VAR:Alpha CV 6.16 - 6.18V, amp. 0.02y, 0.724d. |
HR 2205 | | | BD-06 1446 | 42690 | 132944 | | | | | | 06 11 51.8 | -06 33 01 | 5.05 | B2V | | | |
HR 2224 | | | BD-04 1421 | 43157 | 133003 | | | | 4846 | | 06 14 36.7 | -04 34 06 | 5.83 | B5V | 6.0 | 1.7 | |
HR 2227 | γ | 5 | BD-06 1469 | 43232 | 133012 | 2475 | I | | 4853 | | 06 14 51.3 | -06 16 29 | 3.98 | K1.5IIIBa0.3 | 9.0 | 51.4 | N:Called Alpha Mon in BAC and many early catalogues. Now HR 2970 is called Alpha Mon. |
HR 2234 | | | BD-04 1431 | 43319 | 133027 | | | | 4865 | | 06 15 29.7 | -04 54 55 | 5.99 | A5IV s | 4.2 | 4.1 | |
HR 2237 | | | BD-08 1368 | 43362 | 133029 | | | | 4866 | | 06 15 26.0 | -09 02 07 | 6.10 | B9III | 0.0 | 0.2 | D:132.7y, e 0.52, a 0.24", i 55.7d, mag. diff 0.3.,DYN:0.005". |
HR 2255 | | 6 | BD-10 1455 | 43760 | 151318 | | | | | | 06 17 35.2 | -10 43 31 | 6.75 | F0Del Del | | | |
HR 2267 | | | BD-09 1411 | 43993 | 133091 | | I | | | | 06 18 50.6 | -09 23 25 | 5.36 | K1.5III | | | |
HR 2270 | | | BD-08 1386 | 44037 | 133098 | | | | | | 06 19 07.9 | -08 35 11 | 6.22 | B9V | | | |
HR 2273 | | 7 | BD-07 1373 | 44112 | 133114 | 1170 | | S | | | 06 19 42.8 | -07 49 23 | 5.27 | B2.5V | | | |
HR 2280 | | | BD+02 1197 | 44333 | 113758 | | | | 4971 | 2932 | 06 21 25.8 | +02 16 07 | 6.31 | A4.5V | 0.6 | 0.3 | D:6.8 A3V, 7.4 A6V, 120y, a = 0.448".,VAR:ADS 4971, 6.3 - 6.37V, combined mag. Difference between components varies from 0.2 to 1.5V. Uncertain which component is,VAR:var. |
HR 2292 | | | BD+03 1221 | 44700 | 113801 | | | | | | 06 23 18.5 | +03 45 52 | 6.40 | B3V | | | G:Cas-Tau OB1. |
HR 2295 | | | BD-04 1484 | 44756 | 133199 | | | | | | 06 23 22.7 | -04 41 14 | 6.67 | A2V | | | |
HR 2298 | ε | 8 | BD+04 1236 | 44769 | 113810 | 244 | | | 5012 A | | 06 23 46.1 | +04 35 34 | 4.44 | A5IV | 2.2 | 12.9 | D:Binary with HR 2299. Combined light 4.30V, +0.21(B-V). Component C, 12.2v at 93".,SB:331d? Unresolved by speckle interferometry. |
HR 2299 | | | BD+04 1237 | 44770 | 113811 | | | | 5012 B | | 06 23 46.5 | +04 35 44 | 6.72 | F5V | 2.2 | 12.9 | D:See HR 2298. |
HR 2300 | | | BD+08 1316 | 44783 | 113817 | | | | | | 06 24 02.3 | +08 53 05 | 6.26 | B8Vn | | | RV:Recent determination of vsini 300k/s. |
HR 2301 | | | BD-09 1444 | 44816 | 133203 | | I | | | | 06 23 36.0 | -09 52 28 | 6.19 | K5 | | | |
HR 2310 | | | BD+07 1273 | 44990 | 113845 | | | | | T Mon | 06 25 13.1 | +07 05 09 | 5.98 | F7Iab-K1Iab | | | D:IUE observations suggest an early-type companion, about A0.,VAR:CDelta 5.58 - 6.62V, 27.0205d since 1933. Period has increased from 27.0093 before 1900, with mean value 27.024649d. |
HR 2312 | | | BD+01 1332 | 45050 | 113855 | | | W | | | 06 25 18.4 | +01 30 04 | 6.66 | B9V | 0.0 | 0.1 | |
HR 2313 | | | BD-00 1287 | 45067 | 133229 | | | | | | 06 25 16.4 | -00 56 46 | 5.87 | F8V | | | |
HR 2315 | | | BD+02 1227 | 45137 | 113868 | | | | | | 06 25 46.6 | +02 16 20 | 6.51 | A0V | | | |
HR 2317 | | | BD-03 1425 | 45168 | 133238 | | | | | | 06 25 47.1 | -03 53 21 | 6.35 | G9III | | | SB:428.1d, K 7.99k/s, V0 +15.85k/s, asini 45.4. |
HR 2321 | | | BD-07 1422 | 45239 | 133246 | | | | | | 06 25 58.8 | -07 53 39 | 6.40 | A4V | | | |
HR 2324 | | | BD-01 1242 | 45320 | 133260 | 2493 | | | | | 06 26 39.6 | -01 30 26 | 5.87 | A3Vn | | | |
HR 2325 | | | BD-04 1510 | 45321 | 133257 | | | | | | 06 26 34.5 | -04 35 50 | 6.15 | B2.5V | | | G:Open cluster NGC 2232 #2. |
HR 2327 | | | BD+00 1421 | 45357 | 113896 | | | | | | 06 26 58.7 | +00 50 27 | 6.71 | A1Vn | | | |
HR 2328 | | | BD-07 1429 | 45380 | 133263 | | | | 5070 | | 06 26 44.9 | -07 30 41 | 6.27 | A0Vn | 2.3 | 21.1 | D:Fixed sep. |
HR 2333 | | | BD+02 1237 | 45415 | 113906 | | | | | | 06 27 20.4 | +02 54 29 | 5.55 | G9III | | | |
HR 2334 | | | BD+00 1426 | 45416 | 113905 | | I | | | | 06 27 13.8 | +00 17 57 | 5.20 | K1II | | | N:77 Ori in Monoceros. |
HR 2335 | | | BD-00 1299 | 45433 | 133269 | | I | | | | 06 27 15.6 | -00 16 34 | 5.55 | K5III | | | N:78 Ori in Monoceros. |
HR 2342 | | | BD+10 1149 | 45512 | 95718 | | | | | | 06 28 18.8 | +10 18 14 | 6.15 | K2III-IV | | | |
HR 2344 | | 10 | BD-04 1526 | 45546 | 133290 | 246 | | W | | | 06 27 57.6 | -04 45 44 | 5.06 | B2V | 4.2 | 77.2 | G:Brightest star in open cluster NGC 2232, #1. |
HR 2347 | | | BD+02 1244 | 45563 | 113929 | | | | | | 06 28 16.8 | +01 54 44 | 6.48 | B9V | | | |
HR 2351 | | | BD+11 1193 | 45638 | 95732 | | | | | | 06 29 00.0 | +11 01 10 | 6.59 | A9IV | | | |
HR 2355 | | | BD+02 1253 | 45724 | 113940 | | I | W | | | 06 29 14.9 | +02 38 46 | 6.16 | gM1 | 4.0 | 19.3 | |
HR 2356 | β | 11 | BD-06 1574 | 45725 | 133316 | | | | 5107 A | 2977 | 06 28 49.0 | -07 01 58 | 4.60 | B3Ve v | 0.5 | 7.1 | D:Triple system with HR 2357 and 2358. Combined mag., color 3.74V, -0.15(B-V), all Be stars. AB, 17000y; AC, sep. 10",,D:29000y. Component D, 12.2v at 26" from A. Uncertain which of components A,B,C, HR 2356,7,8 is the light variable,D:NSV 2977, for which the mag. 3.75V is a blend of all three.,S:Shell star with variable H alpha emission.,SB:12.5y, K 30k/s, asini 1900. Shell oscillations. Spectrum var. 12.5y for 3.5 cycles, then ceased.,VAR:Hydrogen lines var. K 30k/s. Shell line velocities do not correspond to orbital elements; may be due to gaseous ring. |
HR 2357 | β | 11 | BD-06 1575 | 45726 | 133317 | | | | 5107 B | 2977 | 06 28 49.5 | -07 02 04 | 5.40 | B3ne | 0.5 | 7.1 | D:See HR 2356.,DYN:0.008".,S:Shell star. |
HR 2358 | β | 11 | BD-06 1575 | 45727 | 0 | | | | 5107 C | 2977 | 06 28 49.5 | -07 02 04 | 5.60 H | B3e | 0.5 | 7.1 | D:See HR 2356.,DYN:0.008". |
HR 2362 | | | BD+09 1259 | 45827 | 113957 | | | | | | 06 30 05.5 | +09 01 45 | 6.57 | A0III | | | S:Also classified A0pSi. |
HR 2367 | | | BD-09 1493 | 45976 | 151573 | 2497 | I | | | | 06 30 11.3 | -10 04 53 | 5.93 | K0 | | | |
HR 2370 | | | BD+11 1204 | 45995 | 95766 | | | | 5153 A | | 06 31 09.5 | +11 15 03 | 6.14 | B2V:nne | 2.8 | 16.1 | D:Double emission lines of which red component variable intensity. Component B, 9.09V, -0.05(B-V), -0.30(U-B), B9IVe,,D:RV +6k/s, vsini 201k/s.,G:HII region; in cluster NGC 2264, region of expanding OB assoc. in gas and dust. See note for HR 2456. |
HR 2374 | | | BD+11 1207 | 46075 | 95783 | | | | | | 06 31 39.2 | +11 47 32 | 6.65 | B6III | | | G:In HII region. |
HR 2375 | | | BD+11 1209 | 46089 | 95788 | | | | | | 06 31 48.3 | +11 32 40 | 5.23 | A3V | | | G:Possible Eggen group with HR 63, q.v. |
HR 2378 | | | BD+11 1213 | 46178 | 95803 | | | | 5170 | | 06 32 23.3 | +11 40 25 | 6.03 | K0III | 4.2 | 31.1 | D:Optical. |
HR 2381 | | | BD-08 1462 | 46229 | 133369 | | I | | | | 06 31 50.1 | -08 09 29 | 5.43 | gK2 | | | |
HR 2382 | | 12 | BD+04 1304 | 46241 | 114023 | | | | | 3017 | 06 32 19.2 | +04 51 21 | 5.84 | K0V | | | G:In field of open cluster NGC 2244 #56, the Rosette Nebula, associated with dense clouds of gas. Probable nonmember. |
HR 2385 | | 13 | BD+07 1337 | 46300 | 114034 | 1174 | | | | | 06 32 54.2 | +07 19 59 | 4.50 | A0Ib | | | G:Mon OB1; in reflection nebula; member assoc. Mon R1 at 1050 pc.,VAR:R-I also found at -0.02. |
HR 2386 | | | BD-05 1678 | 46304 | 133382 | | | W | | | 06 32 23.1 | -05 52 08 | 5.60 | F0Vnn | 7.7 | 4.2 | |
HR 2395 | | | BD-01 1274 | 46487 | 133404 | 1175 | | | | | 06 33 37.9 | -01 13 13 | 5.10 | B5Vn | | | |
HR 2404 | | 14 | BD+07 1357 | 46642 | 114085 | | | | 5211 | 3031 | 06 34 46.4 | +07 34 21 | 6.45 | A0V s | 4.0 | 10.5 | D:Fixed sep. |
HR 2406 | | | BD+10 1186 | 46709 | 95870 | 2505 | I | | | | 06 35 17.6 | +09 59 18 | 5.88 | K4III | | | |
HR 2409 | | | BD+00 1491 | 46769 | 114097 | | | | | | 06 35 15.8 | +00 53 24 | 5.80 | B8Ib | | | |
HR 2413 | | | BD+04 1335 | 46885 | 114115 | | | | | | 06 36 00.0 | +04 29 51 | 6.55 | B9III | | | G:Member cluster Collinder 107, a cluster possibly assoc. with a stellar ring. |
HR 2418 | | | BD-05 1710 | 47054 | 133469 | 2509 | | | | | 06 36 35.3 | -05 12 40 | 5.52 | B8V e | | | S:Shell star. |
HR 2422 | | | BD+06 1309 | 47129 | 114146 | | | | | V640 Mon | 06 37 24.1 | +06 08 07 | 6.06 | O8p | | | G:Mon OB2; in HII reg.; a SN remnant, D14. Near NGC 2264 in region of expanding OB assoc. in gas and dust. See note for HR,G:2456. Embedded in 21-cm emission.,M:Probably star of largest known mass for primary and secondary components, each about 50 solar masses.,N:Plaskett's star.,P:Intrinsic polarization, probably due to circumstellar matter.,S:Shell star. Also classified O8f and O7.5III(f), O8V + O8f.,SB:14.3961d, K 205.2k/s, V0 +24.9k/s, asini 40.6. Masses each about 55 solar. The secondary is underluminous for its,SB:mass and may be smaller than the primary. vsini secondary 130:k/s.,VAR:6.04 - 6.08V, irregular variations, possibly transition from O- to WR-type spectrum. Polarization variable. |
HR 2426 | | | BD+10 1201 | 47156 | 95914 | | | | | | 06 37 36.9 | +10 51 11 | 6.38 | K0 | | | |
HR 2430 | | | BD+02 1315 | 47220 | 114154 | 2512 | | | | | 06 37 40.3 | +02 42 15 | 6.17 | K1III | | | |
HR 2432 | | | BD+05 1334 | 47240 | 114162 | | | | | | 06 37 52.7 | +04 57 26 | 6.15 | B1Ib | | | G:Mon OB2; near NGC 2264 in region of expanding OB assoc. in gas and dust. See note for HR 2456. At edge of Monoceros,G:loop. Supernova remnant possibly associated with HR 2432. |
HR 2440 | | | BD-02 1691 | 47420 | 133511 | | I | | | | 06 38 20.5 | -02 32 37 | 6.14 | K2 | | | |
HR 2441 | | | BD+04 1365 | 47431 | 114194 | | | | | | 06 38 49.5 | +04 42 02 | 6.57 | B8IIIn | | | G:Near NGC 2264 in region of expanding OB assoc. in gas and dust. See note for HR 2456. |
HR 2442 | | | BD+01 1443 | 47432 | 114191 | | | | | 3060 | 06 38 38.1 | +01 36 49 | 6.21 | O9.5II | | | G:Mon OB1; exciting star of HII region S282 within 0.5d; 21-cm emission.,RV:7.5 hrs.,S:Luminosity class variously given as I, II and III (classified also as O9.5I and O9.7Ib). uv 1548 absorption strong,,S:emission weak.,VAR:Beta C? 6.2 - 6.25V, 7.5 hrs., possibly longest period Beta C type. |
HR 2454 | | | BD+06 1338 | 47756 | 114244 | | | | | | 06 40 31.8 | +06 22 18 | 6.51 | B8IIISi | | | |
HR 2456 | | 15 | BD+10 1220 | 47839 | 114258 | | I | | 5322 | S Mon | 06 40 58.7 | +09 53 44 | 4.66 | O7V((f)) | 3.5 | 2.9 | C:Color excess E(B-V) = +0.07.,D:AB binary, 4.8 Oe5, 7.6 B7; C, 9.9v B8V at 17", physical, vsini 141k/s; D, 9.7v A6III at 41", physical, vsini 115k/s;,D:E1 the brighter component of E, B5V at 74", probably optical, vsini 253k/s; E2, A0V, vsini 132k/s.,DYN:0.005".,G:In cluster NGC 2264 #131; HII reg. S273; Mon OB1; T-Tauri assoc., Mon T1. The cluster appears to be the nucleus of the,G:association. In region of neutral hydrogen. Ionized Mon OB1 region probably excited by S Mon. The electron density of,G:the HII region increases toward the center of the cluster. (Note that OB associations MonI = IIMon = Mon OB1 and MonII =,G:IMon = OB2. In conversions from the earlier designations to OB1 and OB2 these groups have occasionally been,G:interchanged; however, they may be related.),S:Also classified O8III((f)). uv 1240 absorption strong.,VAR:ADS 5322A, Ia? 4.62 - 4.67V. R-I also found at -0.11. |
HR 2458 | | | BD+11 1273 | 47886 | 95997 | | I | | | | 06 41 17.2 | +11 00 12 | 6.11 | M1III | | | |
HR 2461 | | | BD+00 1546 | 47964 | 114269 | | | | | | 06 41 05.4 | +00 29 43 | 5.79 | B8III | | | |
HR 2467 | | | BD+06 1351 | 48099 | 114293 | | I | | | | 06 41 59.3 | +06 20 42 | 6.37 | O6.5V e | | | D:Some spectral lines appear double, indicating separation of about 110k/s and vsini of 90 and 75k/s.,G:Mon OB2; 21 cm emission; in HII region D14; in a SN remnant; near NGC 2264 in region of expanding OB assoc. in gas and,G:dust. See HR 2456.,S:Also classified O7V and O8f. |
HR 2469 | | | BD-09 1601 | 48217 | 133585 | | I | | | | 06 41 56.4 | -09 10 02 | 5.19 | M0III | | | G:Wolf 630 group. |
HR 2474 | | | BD+03 1371 | 48348 | 114312 | | I | | | | 06 43 06.5 | +03 02 00 | 6.19 | K0 | | | |
HR 2479 | | | BD+04 1414 | 48434 | 114324 | | | | | | 06 43 38.7 | +03 55 56 | 5.90 | B0III | | | G:Mon OB2.,S:uv indicates sB0.5. |
HR 2494 | | 16 | BD+08 1486 | 48977 | 114388 | 1177 | | | | | 06 46 32.4 | +08 35 14 | 5.93 | B2.5V | | | G:In HII region; near NGC 2264 in region of expanding OB assoc. in gas and dust. See note for HR 2456. |
HR 2502 | | | BD-09 1644 | 49147 | 151911 | 2521 | | | | | 06 46 39.0 | -10 06 26 | 5.66 | B9.5V | | | |
HR 2503 | | 17 | BD+08 1496 | 49161 | 114410 | | I | | | | 06 47 19.8 | +08 02 14 | 4.77 | K4III | | | |
HR 2506 | | 18 | BD+02 1397 | 49293 | 114428 | 258 | I | | | | 06 47 51.6 | +02 24 44 | 4.47 | K0+IIIaBa0.2 | | | S:Also classified K0III Ba 0.1. |
HR 2508 | | | BD-08 1558 | 49331 | 133679 | | I | | | 3213 | 06 47 37.1 | -08 59 54 | 5.07 | M1+Ib-IIa | | | VAR:Amp. 0.06V. |
HR 2514 | | | BD-01 1386 | 49434 | 133687 | | | | | | 06 48 19.0 | -01 19 09 | 5.75 | F1V | | | |
HR 2517 | | | BD+01 1531 | 49567 | 114465 | | | | | | 06 49 03.7 | +01 00 07 | 6.15 | B3II-III | | | |
HR 2521 | | | BD-02 1776 | 49643 | 133718 | 1179 | | W | | | 06 49 16.4 | -02 16 19 | 5.74 | B8IIIn | 0.0 | 0.1 | |
HR 2530 | | | BD-00 1462 | 49933 | 133760 | | | | 5505 | | 06 50 49.9 | -00 32 27 | 5.77 | F2V | 5.5 | 5.9 | D:CPM. |
HR 2534 | | | BD-07 1592 | 49976 | 133761 | | | | | V592 Mon | 06 50 42.3 | -08 02 28 | 6.29 | A2pSrCrEu v | | | VAR:Alpha CV 6.16 - 6.32V, 2.9760d. Magnetic field and rotation same period. Strontium var. |
HR 2543 | | | BD+03 1437 | 50062 | 114525 | | | | | | 06 51 39.3 | +03 02 30 | 6.38 | A2V s | | | |
HR 2551 | | | BD+08 1543 | 50277 | 114556 | | I | | | | 06 52 49.4 | +08 22 49 | 5.77 | F0Vn | | | |
HR 2552 | | | BD-05 1845 | 50282 | 133807 | | | | | | 06 52 22.9 | -05 18 58 | 6.30 | K0 | | | |
HR 2555 | | | BD+11 1344 | 50371 | 96241 | | | | | | 06 53 22.5 | +10 59 47 | 6.24 | K0III | | | |
HR 2570 | | | BD-05 1863 | 50700 | 133855 | | | | 5557 | | 06 54 08.5 | -05 51 09 | 6.41 | A6Vn | 0.1 | 1.2 | |
HR 2572 | | | BD-00 1487 | 50747 | 133870 | 2533 | | | | | 06 54 24.6 | -01 07 37 | 5.45 | A4IV | | | G:Possible Eggen group with HR 63, q.v. |
HR 2577 | | | BD-01 1446 | 50820 | 133881 | | | | | 3271 | 06 54 42.1 | -01 45 23 | 6.21 | B3IVe+K2II | | | RV:Pole on.,S:Also classified B3IVe+F. |
HR 2582 | | | BD-02 1827 | 50890 | 133890 | | | | | | 06 54 58.8 | -02 48 13 | 6.04 | gG6 | | | |
HR 2584 | | | BD+08 1562 | 50931 | 114626 | | | | | | 06 55 34.6 | +08 19 29 | 6.29 | A0V | | | |
HR 2589 | | | BD+10 1335 | 51104 | 96294 | 2535 | | | | | 06 56 25.8 | +09 57 23 | 5.92 | B8Vn | | | |
HR 2599 | | | BD-07 1642 | 51424 | 133937 | | | | | | 06 57 00.1 | -08 10 44 | 6.34 | K0II-III+A2V | | | |
HR 2606 | | | BD+07 1539 | 51693 | 114713 | | | | | | 06 58 39.0 | +07 37 19 | 6.27 | A3V | | | |
HR 2610 | | | BD+03 1488 | 51814 | 114722 | 2540 | | | 5648 | | 06 58 57.0 | +03 36 08 | 5.97 | G8III | 6.7 | 3.6 | |
HR 2613 | | | BD+07 1544 | 51892 | 114731 | | | | | | 06 59 20.1 | +07 19 01 | 6.35 | B7III | | | |
HR 2622 | | | BD-05 1910 | 52265 | 134031 | | | | | | 07 00 18.0 | -05 22 01 | 6.30 | G0III-IV | | | |
HR 2624 | | | BD-08 1662 | 52312 | 134036 | 1181 | | W | | | 07 00 23.7 | -08 24 25 | 5.96 | B9III | 6.7 | 1.5 | |
HR 2627 | | | BD-08 1667 | 52382 | 134041 | | | | | | 07 00 39.3 | -09 12 11 | 6.49 | B1Ib | | | G:CMa OB1. |
HR 2629 | | | BD+05 1513 | 52479 | 114798 | | | | | | 07 01 41.4 | +04 49 05 | 6.63 | A3V s | | | |
HR 2633 | | | BD+05 1514 | 52559 | 114801 | | | | | | 07 01 55.0 | +05 33 27 | 6.59 | B2IV-V | | | M:Old disk population runaway star. |
HR 2636 | | | BD-01 1509 | 52611 | 134073 | | | W | | | 07 01 52.9 | -01 20 44 | 6.17 | G5II | 4.7 | 24.5 | |
HR 2639 | | | BD-05 1926 | 52666 | 134076 | | I | | | 3341 | 07 01 56.4 | -05 43 20 | 5.20 | M2III | | | |
HR 2647 | | | BD+09 1496 | 52913 | 114835 | | | | | | 07 03 17.9 | +09 08 18 | 5.97 | A3V s | | | |
HR 2648 | | 19 | BD-04 1788 | 52918 | 134106 | 2547 | | | | V637 Mon | 07 02 54.8 | -04 14 21 | 4.99 | B1V e | | | RV:Rotational velocity vsini 336k/s.,S:H alpha emission. uv indicates gB1.,VAR:Beta C 4.96 - 5.01V, 0.19120d, secondary 0.19740d, beat period 6.09d. |
HR 2654 | | | BD+01 1665 | 53205 | 114867 | | | W | | | 07 04 20.2 | +01 29 18 | 6.57 | A0V | 0.9 | 90.4 | |
HR 2655 | | | BD-05 1943 | 53208 | 134133 | | I | | | | 07 04 05.2 | -05 19 25 | 5.62 | K3III | | | |
HR 2656 | | | BD-09 1818 | 53240 | 152308 | | | | | | 07 03 57.3 | -10 07 27 | 6.45 | B9IIIn e | | | S:H alpha emission. |
HR 2663 | | | BD+09 1510 | 53510 | 114899 | | I | | | | 07 05 39.1 | +09 11 09 | 5.78 | M0III | | | |
HR 2670 | | | BD-10 1862 | 53755 | 152363 | | | | 5782 | V569 Mon | 07 05 49.7 | -10 39 40 | 6.49 | B0.5V+F5III | 3.6 | 38.3 | D:Component B, 10.3v, F5III.,G:Exciting star of HII region S296. Doubtful if member of CMa OB1.,VAR:ADS 5782A, Beta C 6.42 - 6.53V, 0.267d? or 0.18d. Other indications from 4 to 10.4 hrs. |
HR 2676 | | | BD+05 1543 | 53929 | 114935 | | | | | | 07 07 06.4 | +04 54 37 | 6.11 | B9.5III | | | |
HR 2694 | | | BD-10 1892 | 54662 | 152470 | | | | | | 07 09 20.3 | -10 20 50 | 6.21 | O6.5V | | | G:Exciting star of HII region S296; member assoc. CMa OB1-R1.,M:Possibly the center of SN explosion 0.8 million years ago.,S:Also classified O7III. |
HR 2701 | | 20 | BD-04 1840 | 54810 | 134282 | 1186 | I | W | | | 07 10 13.7 | -04 14 14 | 4.92 | K0III | 4.9 | 186.2 | |
HR 2707 | | 21 | BD-00 1634 | 55057 | 134316 | | | | | V571 Mon | 07 11 23.6 | -00 18 07 | 5.45 | A8Vn-F3Vn v | | | VAR:Delta Sct 5.43 - 5.50V, 0.0999081 and 0.07500d, var. amp., beat per. 0.30083d. Sp. var. |
HR 2714 | δ | 22 | BD-00 1636 | 55185 | 134330 | 1187 | | | 5864 | | 07 11 51.9 | -00 29 34 | 4.15 | A2V | 9.2 | 32.0 | |
HR 2731 | | | BD-03 1804 | 55775 | 134391 | | I | | 5911 | | 07 14 11.0 | -03 54 05 | 5.75 | K5III | 5.0 | 2.7 | |
HR 2732 | | | BD-09 1921 | 55832 | 134395 | | I | | | | 07 14 15.5 | -09 56 51 | 5.90 | K3III | | | |
HR 2739 | | | BD-10 1933 | 55879 | 152598 | | | | | | 07 14 28.2 | -10 19 00 | 6.03 | B0III | | | G:CMa OB1; NGC 2353 #1; exciting star of HII region S296. NGC 2353, a cluster in which no appreciable amounts of neutral,G:or ionized hydrogen have been detected. |
HR 2744 | | 24 | BD+00 1871 | 56003 | 134414 | | | | 5933 | | 07 15 19.3 | -00 09 41 | 6.41 | G5III | 5.8 | 3.8 | |
HR 2752 | | | BD-10 1945 | 56207 | 152621 | | | | | | 07 15 43.1 | -10 35 02 | 5.95 | K0 | | | |
HR 2765 | | | BD-06 2032 | 56614 | 134474 | | I | | | | 07 17 31.7 | -06 40 48 | 6.29 | K2 | | | |
HR 2798 | | | BD-08 1862 | 57517 | 134563 | | | | | | 07 21 16.9 | -08 52 42 | 6.55 | F5 | | | |
HR 2806 | | | BD-08 1872 | 57682 | 134580 | | | | | | 07 22 02.0 | -08 58 45 | 6.43 | O9V | | | G:CMa OB1; in HII reg. Ma 118. |
HR 2807 | | | BD-02 2079 | 57708 | 134585 | | | | | | 07 22 18.5 | -02 58 44 | 6.23 | F5 | | | |
HR 2811 | | | BD-05 2089 | 57749 | 134588 | | | | | 3560 | 07 22 25.4 | -05 58 58 | 5.82 | F3IV | | | VAR:Delta Sct? 5.80 - 5.84V. |
HR 2833 | | | BD-05 2112 | 58526 | 134654 | | | | | | 07 25 51.0 | -05 46 30 | 5.97 | G3Ib | | | |
HR 2838 | | | BD-04 1943 | 58580 | 134658 | | | | | | 07 26 03.5 | -04 32 15 | 6.76 | A0IV | | | SB:Small RV amp. Components equal Sp., but different rotations. |
HR 2865 | | | BD-01 1738 | 59311 | 134740 | 2578 | I | | | | 07 29 18.7 | -01 54 19 | 5.59 | K5III | | | |
HR 2866 | | | BD-07 1996 | 59380 | 134742 | | | | | | 07 29 25.7 | -07 33 04 | 5.86 | F8V | | | |
HR 2867 | | | BD-10 2067 | 59381 | 152941 | 2579 | I | | | | 07 29 22.1 | -10 19 36 | 5.75 | K5III | | | |
HR 2876 | | | BD-04 1979 | 59669 | 134774 | 2582 | | | | | 07 30 51.1 | -05 13 35 | 6.24 | K0 | | | |
HR 2883 | | | BD-08 1964 | 59984 | 134806 | | | | 6158 | | 07 32 05.8 | -08 52 51 | 5.90 | F5V | 2.7 | 23.4 | D:CPM? |
HR 2920 | | | BD-07 2065 | 60853 | 134883 | | I | | | | 07 36 16.6 | -08 18 41 | 6.27 | K2 | | | |
HR 2927 | | 25 | BD-03 1979 | 61064 | 134899 | 289 | | W | | 3665 | 07 37 16.7 | -04 06 40 | 5.13 | F6III | 5.3 | 121.7 | D:AB, CPM. B, 13.2v at 26".,G:Hyades group.,VAR:Comp. A of multiple. Delta Sct?, amp. 0.01V, 1.5hr. |
HR 2958 | | | BD-07 2118 | 61749 | 134969 | | | | | | 07 40 35.5 | -08 11 09 | 6.01 | A3IV | | | |
HR 2970 | α | 26 | BD-09 2172 | 61935 | 134986 | 293 | I | | | | 07 41 14.8 | -09 33 04 | 3.93 | K0III | | | N:In early catalogues called Gamma Mon; HR 2227 now called Gamma, was Alpha in BAC and numerous older,N:catalogues. |
HR 3014 | | | BD-06 2281 | 62902 | 135079 | | I | | | | 07 46 02.2 | -06 46 21 | 5.49 | K5III | | | |
HR 3047 | | | BD-08 2096 | 63752 | 135158 | | I | | | | 07 50 10.6 | -09 11 00 | 5.61 | K3III | | | |
HR 3054 | | | BD-10 2253 | 63894 | 153479 | 2609 | | | | | 07 50 55.2 | -11 07 43 | 6.16 | K0 | | | |
HR 3072 | | | BD-05 2280 | 64235 | 135205 | 2611 | | W | | 3777 | 07 52 47.9 | -05 25 41 | 5.76 | F5IV | 0.3 | 0.2 | D:6.4 F2, 6.7, 30.8y, a = 0.295". |
HR 3122 | | 27 | BD-03 2157 | 65695 | 135345 | 304 | I | | | | 07 59 44.1 | -03 40 47 | 4.93 | K2III | | | |
HR 3135 | | | BD-02 2379 | 65875 | 135368 | | | | | 3857 | 08 00 44.1 | -02 52 54 | 6.51 | B2.5Ve v | | | G:Group around Zeta Mon.,S:Shell star displaying variable H alpha.,VAR:Gamma Cas?, 6.48 - 6.63V. Amp. at 0.58 micrometers about 0.10m. |
HR 3141 | | 28 | BD-00 1882 | 65953 | 135380 | 2620 | I | | | V645 Mon | 08 01 13.3 | -01 23 33 | 4.68 | K4III | | | VAR:FK Com, amp. 0.020V, 0.025B, 0.030U, 0.207878d. |
HR 3150 | | | BD-05 2339 | 66242 | 135406 | 1213 | | | | | 08 02 26.0 | -06 20 14 | 6.33 | G0III | | | |
HR 3174 | | | BD-08 2222 | 67159 | 135505 | | | | 6588 | | 08 06 27.5 | -09 14 42 | 6.23 | B9V | 1.7 | 30.8 | D:B is A0. BC double 8.6, 13.0 sep. 1". |
HR 3188 | ζ | 29 | BD-02 2450 | 67594 | 135551 | | I | | 6617 | | 08 08 35.6 | -02 59 02 | 4.34 | G2Ib | 4.9 | 66.0 | D:B, 10.1v G8II at 33" optical. C is K2III.,G:Group around Zeta Mon. |
HR 3189 | | | BD-10 2400 | 67725 | 153887 | | | | | | 08 08 56.9 | -11 20 23 | 6.32 | A0Vn | | | |