Constellation Scutum (Shield)

Properties
Scutum is a small and expressionless constellation between Aquila and Sagittarius with almost 4 stars. Size; but it is located in a very star-rich area of the Milky Way. In the northern part of the constellation lies the large, bright Scutum Star Cloud, also called Barnard's Gem of the Milky Way, a star cloud of the Milky Way whose light can sometimes even be seen at night through a blanket of fog is when no stars are otherwise visible. [9, 15, 53]
Deep-Sky Object Descriptions
History
The constellation Scutum was first mentioned in 1690 by the Danzig astronomer Johannes Hevelius in his work Firmamentum Sobiescii. He named it Scutum Sobieskii (Shield of Sobieski) in honor of his King John Sobieski III, who supported him strongly and in memory of the liberation of Vienna from the Turkish siege. [7, 10]
Catalogs
HR | B | F | DM | HD | SAO | FK5 | IR | M* | ADS | VarID | RA | Dec | vMag | spType | dMag | Sep ["] | Remarks |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
HR 6878 | BD-10 4673 | 169009 | 161412 | 18 23 02.2 | -10 13 07 | 6.33 | B9.5V | ||||||||||
HR 6881 | BD-12 5024 | 169033 | 161415 | 3459 | 18 23 12.2 | -12 00 53 | 5.73 | B8IV-Ve | |||||||||
HR 6884 | ζ | BD-09 4712 | 169156 | 142267 | I | 18 23 39.5 | -08 56 03 | 4.68 | G9-IIIbFe-0.5 | SB:2373.7911d, K 5.8k/s, V0 -5.2k/s, asini 188. | |||||||
HR 6892 | BD-07 4598 | 169370 | 142288 | 18 24 42.1 | -07 04 31 | 6.31 | K0 | ||||||||||
HR 6930 | γ | BD-14 5071 | 170296 | 161520 | 696 | 18 29 11.9 | -14 33 57 | 4.70 | A3Vn | ||||||||
HR 6932 | BD-14 5077 | 170397 | 161528 | V432 Sct | 18 29 46.8 | -14 34 54 | 5.96 | B9pSiCr | VAR:Amp. 0.012v, 2.21d. | ||||||||
HR 6940 | BD-05 4675 | 170547 | 142353 | 3468 | 18 30 14.3 | -05 43 27 | 6.28 | G8II-III | SB:503.4d, K 13.8k/s, V0 +26.27k/s, asini 92.8. | ||||||||
HR 6946 | BD-10 4713 | 170740 | 161569 | 11414 | 18 31 25.7 | -10 47 45 | 5.72 | B2V | 3.6 | 12.3 | D:CPM companion A0V.,G:Sco-Cen assoc.; probable member of Sco-Cen cluster; in reflection nebula IC 1287. | ||||||
HR 6956 | BD-14 5098 | 170902 | 161580 | S | 18 32 20.8 | -14 38 39 | 6.37 | A4V | 0.0 | ||||||||
HR 6959 | BD-14 5099 | 170975 | 161587 | I | 18 32 43.3 | -14 51 56 | 5.50 | K3Ib-IICN1 | |||||||||
HR 6962 | BD-14 5106 | 171130 | 161605 | 18 33 39.0 | -14 51 13 | 5.76 | A2V | ||||||||||
HR 6963 | BD-06 4791 | 171149 | 142386 | 18 33 22.9 | -05 54 41 | 6.36 | A0Vn | ||||||||||
HR 6970 | BD-11 4681 | 171391 | 161632 | 3477 | 18 35 02.4 | -10 58 38 | 5.14 | G8III | |||||||||
HR 6973 | α | BD-08 4638 | 171443 | 142408 | 1482 | I | 11056 | 18 35 12.4 | -08 14 39 | 3.85 | K3-III-IIIb | VAR:Amp. 0.10V. | |||||
HR 6989 | BD-14 5139 | 171957 | 161687 | 11512 | 18 38 04.6 | -14 00 17 | 6.47 | B9IV | 4.8 | 2.0 | D:AB, fixed sep. | ||||||
HR 7007 | BD-07 4648 | 172348 | 142480 | I | 11552 | 18 40 00.5 | -07 47 26 | 5.84 | K4III | 5.0 | 19.4 | D:Optical. | |||||
HR 7014 | BD-14 5156 | 172594 | 161730 | 18 41 42.5 | -14 33 51 | 6.42 | F2Ib | ||||||||||
HR 7020 | δ | BD-09 4796 | 172748 | 142515 | 1486 | 11581 | Del Sct | 18 42 16.4 | -09 03 09 | 4.72 | F2IIIpDel Del | 4.5 | 52.6 | D:Component B, 10v, gK, optical. AC, CPM? A may be close binary, about 10d orbital period.,G:Hyades group.,VAR:ADS 11581A, Delta Sct 4.98 - 5.16B, 0.193770d, 0.11636d. Beat period 5.24774d. Other periods 0.095129, 0.186872,,VAR:0.838d. This "prototype" Delta Sct star is the least typical of its class. | |||
HR 7024 | BD-07 4670 | 172831 | 142525 | 18 42 36.1 | -07 04 24 | 6.15 | K0-1III | ||||||||||
HR 7032 | ε | BD-08 4686 | 173009 | 142546 | 702 | I | 11601 | 18 43 31.3 | -08 16 31 | 4.90 | G8IIb | 8.6 | 37.6 | S:Also classified G5III. | |||
HR 7034 | BD-06 4859 | 173093 | 142557 | 18 43 51.4 | -06 49 07 | 6.31 | F7V | ||||||||||
HR 7055 | BD-10 4797 | 173638 | 161817 | 11670 | 11333 | 18 46 43.3 | -10 07 30 | 5.71 | F2Ib-II | 8.2 | 3.4 | D:Fixed sep.,VAR:ADS 11670A, I, 5.64 - 5.81V. | |||||
HR 7063 | β | BD-04 4582 | 173764 | 142618 | 1489 | I | 18 47 10.5 | -04 44 52 | 4.22 | G4IIa e | G:Sct OB2.,S:H alpha emission. Also classified G5II CN0.5 Fe1 Hdel1. IUE observations indicate a B9.5 companion.,SB:834d, K 16.7k/s, V0 -21.9k/s, asini 179. Unresolved by speckle interferometry. | ||||||
HR 7066 | BD-05 4760 | 173819 | 142620 | I | R Sct | 18 47 29.0 | -05 42 18 | 5.20 | K0Ibp v | G:Sct OB2.,S:H alpha emission. Also classified G0eIa-K0pIb.,VAR:Discovered by Pigott in 1795. RVa 4.45 - 8.20V, 140.05d, period varies. Variable He 10830 and Ti emission. Largest,VAR:intrinsic polarization in UV at minimum light. Light and RV periods differ. | |||||||
HR 7083 | BD-06 4922 | 174208 | 142661 | I | 11719 | 18 49 41.0 | -05 54 46 | 5.99 | K2Ib | 2.5 | 113.7 | D:B, 12.5v at 23"; C, 8.14V, +1.05(B-V), +0.75(U-B), K0II-III.,RV:ADS 11719C, +35k/s, probably optical.,SB:ADS 11719A, 866.5d, K 11.9k/s, V0 -8.30k/s, asini 134.9. | |||||
HR 7089 | BD-08 4726 | 174325 | 142674 | I | 11726 | S Sct | 18 50 20.0 | -07 54 27 | 6.80 | C5II | 4.0 | 14.4 | VAR:ADS 11726A, SR 9.7 - >10.9p, 148.0d. | ||||
HR 7094 | BD-09 4859 | 174464 | 142692 | 18 50 58.5 | -09 46 27 | 5.83 | F2Ib | ||||||||||
HR 7110 | BD-09 4876 | 174866 | 142741 | S | 18 53 01.9 | -09 34 34 | 6.34 | A7Vn | 0.2 | ||||||||
HR 7119 | BD-15 5143 | 175156 | 161964 | 18 54 43.1 | -15 36 11 | 5.10 | B5II | G:Sco-Cen assoc.; member of Pleiades group. | |||||||||
HR 7149 | η | BD-06 4976 | 175751 | 142838 | I | 18 57 03.7 | -05 50 46 | 4.83 | K2III |
Planetary Nebulae | ||||||||
---|---|---|---|---|---|---|---|---|
Name | RA | Dec | Type | bMag | vMag | Dim | Dreyer Description | Identification, Remarks |
IC 1295 | 18 54 37.1 | -08 49 35 | PN | 15.0 | 12.5 | 1.5 | pB, pL, gbM | PK 25-4.2, CS=15.0 |
Galactic Nebulae | ||||||||
Name | RA | Dec | Type | bMag | vMag | Dim | Dreyer Description | Identification, Remarks |
IC 1287 | 18 31 26.0 | -10 47 42 | RN | 20 × 10 | * 5.5 in L, E neb | LBN 75, CED 163 | ||
Open Clusters | ||||||||
Name | RA | Dec | Type | bMag | vMag | Dim | Dreyer Description | Identification, Remarks |
NGC 6625 | 18 23 12.8 | -12 00 47 | OCL | 9.0 | 39 | Cl, lC, lRi, st 11…12 | OCL 58, *Grp ? | |
NGC 6631 | 18 27 09.5 | -12 01 35 | II2m | 11.7 | 7 | Cl, pL, pRi, st 12…15 | OCL 59 | |
NGC 6639 | 18 30 57.8 | -13 10 14 | OCL | 5 | Cl (in M Way) | OCL 57 | ||
NGC 6649 | 18 33 28.3 | -10 24 08 | II2m | 8.9 | 6 | Cl, P, lC, pS, st 9·10, 12…13 | OCL 66 | |
NGC 6664 | 18 36 30.6 | -08 11 15 | III2m | 7.8 | 12 | Cl, L, pRi, vlC | OCL 68 | |
NGC 6683 | 18 42 12.7 | -06 12 45 | I2p | 9.4 | 3 | Cl, vRi, vlC (in M. Way) | OCL 74 | |
NGC 6694 | 18 45 15.0 | -09 23 06 | I1m | 8.0 | 8 | Cl, cL, pRi, pC, st 12…15 | M 26, OCL 67 | |
NGC 6704 | 18 50 45.8 | -05 12 18 | I3m | 9.2 | 6 | Cl, B, 60 st 13 (Auw 43) | OCL 82 | |
NGC 6705 | 18 51 05.0 | -06 16 12 | I2r | 5.8 | 11 | !, Cl, vB, L, iR, Ri, *9, st 11… | M 11, OCL 76, Wild Duck cluster | |
Globular Clusters | ||||||||
Name | RA | Dec | Type | bMag | vMag | Dim | Dreyer Description | Identification, Remarks |
NGC 6712 | 18 53 04.3 | -08 42 20 | IX | 8.1 | 9.8 | globular, pB, vL, irr, vglbM, rrr | GCL 103 |
PNG | RA J2000.0 | Dec J2000.0 | Main ID | PK | IRAS | Discoverer | Identities | oDiam ["] | rDiam ["] | Dist [kpc] | Rvel [km/s] | ExpVel [km/s] | C* Name | C* Mag | C* SP Type |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
PN G016.4-01.9 | 18 27 57 | -15 32 57 | M 1-46 | 16-01.1 | 18250-1534 | MINKOWSKI 1946 | ARO 387, He 2- 401, SaSt 2-21, VV 182, VV' 406 | 11. | 12. | +30.0 ± 3.0 | 7.0 (O-III) | AG82 310 | B: 13.19, V: 12.83 | ||
PN G016.9-02.0 | 18 29 20 | -15 07 40 | Sa 3-134 | 18264-1509 | SANDULEAK 1976 | 0. | |||||||||
PN G017.7-02.9 | 18 33 58 | -14 52 26 | M 1-52 | 17-02.1 | 18311-1454 | MINKOWSKI 1946 | ARO 283, Sa 2-346, VV 192, VV' 46 | 6.6 | 8. | +133.0 ± 5.0 | |||||
PN G017.9-04.8 | 18 41 15 | -15 33 47 | M 3-30 | 17-04.1 | 18383-1536 | MINKOWSKI 1948 | ARO 288, Sa 3-143, VV' 438 | 17.2 | 22. | +71.0 ± 25.0 | AG82 326 | V: 17.9 | OVI, WC early | ||
PN G018.6-02.2 | 18 33 04 | -13 44 20 | M 3-54 | 18-02.1 | 18302-1346 | MINKOWSKI 1948 | Sa 3-137, VV' 420 | 0. | 5.5 | +157.0 ± 5.0 | |||||
PN G019.2-02.2 | 18 34 14 | -13 12 25 | M 4-10 | 19-02.1 | 18313-1314 | MINKOWSKI 1948 | ARO 284, Sa 2-347 | 0. | 1.2 | +50.0 ± 5.0 | |||||
PN G019.4-05.3 | 18 45 55 | -14 27 38 | M 1-61 | 19-05.1 | 18430-1430 | MINKOWSKI 1946 | Sa 2-365, VV 205, VV' 448 | 0. | 1.8 | +40.8 ± 10.1 | B: 17.1 | WC ? | |||
PN G019.7-04.5 | 18 43 38 | -13 44 49 | M 1-60 | 19-04.1 | 18408-1347 | MINKOWSKI 1946 | Sa 2-359, VV 203, VV' 443 | < 10. | 2.5 | +76.0 ± 25.0 | WC | ||||
PN G020.2-00.6 | 18 30 17 | -11 36 54 | A 45 | 20-00.1 | ABELL 1955 | A55 33, VV' 415 | 285. | AG82 313 | U: 20.5, B: 21.5, V: 21.1 | ||||||
PN G020.7-05.9 | 18 50 44 | -13 31 02 | Sa 1-8 | 18479-1334 | SANDULEAK 1974 | AS 326, MHa 204-32, Sa 2-370 | 8. | 5.6 | B: 14.41, V: 14.16 | ||||||
PN G020.9-01.1 | 18 33 29 | -11 07 22 | M 1-51 | 21-01.1 | 18307-1109 | MINKOWSKI 1946 | He 2- 411, VV 190, VV' 423 | 9.5 | 15. | +3.0 ± 11.0 | WC | ||||
PN G021.1-05.9 | 18 51 31 | -13 10 37 | M 1-63 | 21-05.1 | 18486-1314 | MINKOWSKI 1946 | Sa 2-371, VV 209, VV' 459 | 4.2 | +25.5 ± 10.1 | 7.5 (O-III) | |||||
PN G021.2-03.9 | 18 44 07 | -12 12 58 | We 1- 7 | 18413-1216 | WEINBERGER 1977 | 17. | AG82 328 | B: >21. | |||||||
PN G021.7-00.6 | 18 33 15 | -10 15 07 | M 3-55 | 21-00.2 | MINKOWSKI 1948 | ARO 282, Sa 3-138, VV' 422 | 7.2 | +26.0 ± 11.0 | AG82 318 | B: 20.7 | |||||
PN G021.8-00.4 | 18 32 41 | -10 05 49 | M 3-28 | 21-00.1 | 18299-1008 | MINKOWSI 1948 | ARO 281, Sa 3-136, VV' 418 | 9. | 5. | +21.0 ± 11.0 | |||||
PN G022.0-03.1 | 18 42 57 | -11 06 53 | M 1-58 | 22-03.1 | MINKOWSKI 1946 | Sa 2-357, VV 201, VV' 440 | 6.4 | +60.0 ± 25.0 | |||||||
PN G022.1-02.4 | 18 40 20 | -10 39 47 | M 1-57 | 22-02.1 | 18375-1042 | MINKOWSKI 1946 | ARO 287, Sa 2-356, VV 199, VV' 436 | 8.4 | 8. | +92.4 ± 17.3 | B: 17.3, V: 16.3 | ||||
PN G022.5+01.0 | 18 28 35 | -8 43 24 | MaC 1-13 | 18258-0845 | MAC CONNELL 1978 | 17. | |||||||||
PN G023.3-07.6 | 19 01 21 | -11 58 24 | MaC 1-16 | MAC CONNELL 1978 | 10. | ||||||||||
PN G023.8-01.7 | 18 41 07 | -8 55 59 | K 3-11 | 23-01.2 | 18383-0858 | KOHOUTEK 1964 | Sa 3-144 | 0. | 3. | ||||||
PN G023.9+01.2 | 18 30 30 | -7 27 41 | MA 13 | MAEHARA 1982 | 0. | ||||||||||
PN G023.9-02.3 | 18 43 20 | -9 04 49 | M 1-59 | 23-02.1 | 18405-0907 | MINKOWSKI 1946 | ARO 289, Sa 2-358, VV 202, VV' 442 | 4.6 | 4.8 | 1.45 | +99.0 ± 11.4 | 13.0 (O-III) | |||
PN G024.2-05.2 | 18 54 17 | -10 05 11 | M 4-11 | 24-05.1 | 18515-1009 | SHAPLEY | Sa 2-373 | 21. | +19.0 ± 25.0 | V: 18.7 | |||||
PN G024.3-03.3 | 18 47 48 | -9 09 08 | Pe 1-17 | 24-03.1 | 18450-0912 | PEREK 1960 | Sa 3-147, VV' 454 | 5. | |||||||
PN G024.8-02.7 | 18 46 35 | -8 28 02 | M 2-46 | 24-02.1 | 18437-0831 | MINKOWSKI 1947 | Sa 3-146, VV 206, VV' 451 | 4.4 | +83.0 ± 11.0 | ||||||
PN G025.3-04.6 | 18 54 20 | -8 53 32 | K 4- 8 | 25-04.1 | 18516-0851 | KOHOUTEK 1964 | Sa 2-374 | 0. | |||||||
PN G025.4-04.7 | 18 54 36 | -8 49 49 | IC 1295 | 25-04.2 | 18519-0853 | CURTIS 1919 | ARO 8, VV 213, VV' 465 | 90. | 109. | -36.0 ± 25.0 | AG82 334 | B: 15.5 | |||
PN G025.9-00.9 | 18 42 05 | -6 41 03 | Pe 1-14 | 25-00.1 | PEREK 1960 | VV' 439 | 4.6 | ||||||||
PN G025.9-02.1 | 18 46 25 | -7 14 34 | Pe 1-15 | 25-02.1 | 18436-0717 | PEREK 1960 | Sa 3-145, VV' 450 | 5. | 4.8 | B: 17.3, V: 16.2 | |||||
PN G026.0-01.8 | 18 45 28 | -6 56 58 | Pe 2-15 | 26-01.2 | PEREK 1960 | VV' 447 | 3. | 2.5 | |||||||
PN G026.3-02.2 | 18 47 32 | -6 53 56 | Pe 1-16 | 26-02.1 | 18448-0657 | PEREK 1960 | ARO 291, Sa 2-366, Th 1- C, VV' 453 | 7.6 | B: 16.5, V: 15.5 | ||||||
PN G026.5-03.0 | 18 50 45 | -7 01 32 | Pe 1-19 | 26-02.3 | 18470-0705 | PEREK 1960 | ARO 293, Sa 2-368, VV' 456 | 4.4 | 4.3 | B: 16.7, V: 16.4 | |||||
PN G026.6-01.5 | 18 45 35 | -6 18 30 | K 4- 5 | 26-01.1 | 18429-0621 | KOHOUTEK 1964 | 20. : | ||||||||
PN G027.3-02.1 | 18 48 47 | -5 56 04 | Pe 1-18 | 27-02.1 | 18461-0559 | PEREK 1960 | Sa 3-148, Th 1- D, VV' 455 | 6.8 | 1.2 | ||||||
PN G027.3-03.4 | 18 53 29 | -6 29 14 | A 49 | 27-03.1 | ABELL 1955 | A55 37, VV' 461 | 35. | AG82 332 | B: >21. | ||||||
PN G027.4-03.5 | 18 54 02 | -6 26 20 | Vy 1- 4 | 27-03.2 | 18513-0630 | VYSSOTSKY 1942 | Sa 2-372, Th 1- E, VV 211, VV' 462 | < 15. | 4. | +110.0 ± 25.0 | B: 15.8, V: 15.6 | ||||
PN G027.7+00.7 | 18 39 22 | -4 19 50 | M 2-45 | 27+00.1 | 18367-0422 | MINKOWSKI 1947 | ARO 286, Sa 3-141, Th 1- B, VV 198, VV' 43 | 6.4 | 7.5 | AG82 324 | B: >21. | ||||
PN G028.2-04.0 | 18 57 17 | -5 59 41 | Pe 1-20 | 28-04.1 | 18546-0604 | PEREK 1960 | ARO 298, Sa 2-377, Th 1- G, VV' 468 | 6.4 | |||||||
PN G028.7-03.9 | 18 57 50 | -5 27 37 | Pe 1-21 | 28-03.1 | 18551-0531 | PEREK 1960 | Sa 3-150, Th 1- H, VV' 469 | 8.6 |