21076-3011 RST 2172 AB
21h 07m 33.00s -30° 10' 56.7" P.A. 310.00 sep 0.8 mag 11.20,12.20 Sp G0
| Coord 2000 |
21076-3011 |
|
Discov num |
RST2172 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 07 33.00 -30 10 56.7 |
|
| Date first |
1935 |
|
Date last |
1967 |
|
Obs |
4 |
|
| Pa first |
313 |
|
Pa last |
310 |
|
P.A. Now (θ) |
310° |
|
| Sep first |
0.7 |
|
Sep last |
0.84 |
|
Sep. Now (ρ) |
0.84" |
|
| Mag pri |
11.20 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
-027 |
|
Sec motion ra |
|
|
| Pri motion dec |
-035 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
21076-3011 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 07 33 -30 10 57 |
RST 2172 AB |
1967 |
4 |
310 |
0.8 |
11.20 |
12.20 |
1.00 |
|
<=== |
| Show |
|
|
21 07 33 -30 10 57 |
SKF 1252 AB,C |
2015 |
5 |
288 |
17.6 |
10.30 |
13.00 |
2.70 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Microscopium |
|
Tycho2 |
7471-00785-1 |
|
Gaia DR2 |
6788264500740146944 |
|
