21156-3927 B 521 BC
21h 15m 35.16s -39° 28' 07.6" P.A. 50.00 sep 0.5 mag 10.15,10.43 Sp G0
| Coord 2000 |
21156-3927 |
|
Discov num |
B 521 |
|
Comp |
BC |
|
Coord arcsec 2000 |
21 15 35.16 -39 28 07.6 |
|
| Date first |
1927 |
|
Date last |
2021 |
|
Obs |
5 |
|
| Pa first |
45 |
|
Pa last |
50.2 |
|
P.A. Now (θ) |
50.2° |
|
| Sep first |
0.6 |
|
Sep last |
0.543 |
|
Sep. Now (ρ) |
0.543" |
|
| Mag pri |
10.15 |
|
Mag sec |
10.43 |
|
delta mag (ΔM) |
0.28 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+025 |
|
Sec motion ra |
+025 |
|
| Pri motion dec |
-020 |
|
Sec motion dec |
-020 |
|
| Notes |
|
|
Nature of this double is uncertain.
21156-3927 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 202209 |
212837 |
21 15 36 -39 27 10 |
HJ 5254 A,BC |
2020 |
15 |
191 |
57.8 |
8.68 |
9.62 |
0.94 |
|
|
| Show |
|
|
21 15 35 -39 28 08 |
B 521 BC |
2021 |
5 |
50 |
0.5 |
10.15 |
10.43 |
0.28 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Microscopium |
|
Tycho2 |
7970-00467-1 |
|
Gaia DR2 |
6583221490721124352 |
|
