21565-5303 B 2498 AB
21h 56m 29.12s -53° 02' 54.0" P.A. 251.00 sep 2.4 mag 7.99,13.00 Sp A7IV dist. 185.19 pc (604.09 l.y.)
| Coord 2000 |
21565-5303 |
|
Discov num |
B 2498 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 56 29.12 -53 02 54.0 |
|
| Date first |
1933 |
|
Date last |
1933 |
|
Obs |
1 |
|
| Pa first |
251 |
|
Pa last |
250.9 |
|
P.A. Now (θ) |
250.9° |
|
| Sep first |
2.4 |
|
Sep last |
2.41 |
|
Sep. Now (ρ) |
2.41" |
|
| Mag pri |
7.99 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
5.01 |
|
Spectral class |
A7IV (white) |
|
| Pri motion ra |
-012 |
|
Sec motion ra |
|
|
| Pri motion dec |
+004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
21565-5303 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
247237 |
21 56 29 -53 02 54 |
B 2498 AB |
1933 |
1 |
251 |
2.4 |
7.99 |
13.00 |
5.01 |
|
<=== |
| Show |
HD 208251 |
247237 |
21 56 29 -53 02 54 |
HJ 5302 AC |
2015 |
12 |
355 |
11.2 |
7.99 |
11.50 |
3.51 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Indus |
|
SAO |
247237 |
|
HIP |
108305 |
|
Tycho2 |
8808-00950-1 |
|
| Gaia DR2 |
6557560190701410688 |
|
HD |
208251 |
|
GC |
30690 |
|
CP |
CP-5310200 |
|
| Distance |
185.19 |
|
Distance ly |
604.09 |
|
