07201-2153 HLD 87 AB (HD 57370)
07h 20m 06.52s -21° 52' 58.3" P.A. 275.00 sep 4.6 mag 9.38,9.87 Sp B2/3III:
| Coord 2000 |
07201-2153 |
|
Discov num |
HLD 87 |
|
Comp |
AB |
|
Coord arcsec 2000 |
07 20 06.52 -21 52 58.3 |
|
| Date first |
1882 |
|
Date last |
2015 |
|
Obs |
16 |
|
| Pa first |
275 |
|
Pa last |
275.1 |
|
P.A. Now (θ) |
275.1° |
|
| Sep first |
5.0 |
|
Sep last |
4.6 |
|
Sep. Now (ρ) |
4.6" |
|
| Mag pri |
9.38 |
|
Mag sec |
9.87 |
|
delta mag (ΔM) |
0.49 |
|
Spectral class |
B2/3III: (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+003 |
|
| Notes |
N
(See Notes) |
|
rPM=0.333
Nature of this double is uncertain.
07201-2153 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 57370 |
|
07 20 07 -21 52 58 |
HLD 87 AB |
2015 |
16 |
275 |
4.6 |
9.38 |
9.87 |
0.49 |
|
<=== |
| Show |
|
|
07 20 07 -21 52 58 |
I 391 AC |
2015 |
6 |
38 |
9.6 |
9.38 |
14.00 |
4.62 |
|
|
| Show |
|
|
07 20 07 -21 52 58 |
I 391 AD |
2015 |
8 |
171 |
43.7 |
9.38 |
10.51 |
1.13 |
|
|
| Show |
|
|
07 20 07 -21 52 58 |
I 391 AE |
2015 |
4 |
304 |
23.6 |
9.38 |
13.70 |
4.32 |
|
|
| Show |
|
|
07 20 07 -21 52 58 |
I 391 AF |
2015 |
3 |
319 |
20.2 |
9.38 |
15.60 |
6.22 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 57370 |
|
Constellation |
Canis Major |
|
Tycho2 |
5978-01610-1 |
|
Gaia DR2 |
5619746797355312512 |
|
| HD |
57370 |
|
