21156+2537 J 3130 AC
21h 15m 33.65s +25° 40' 06.9" P.A. 87.00 sep 6.5 mag 11.80,12.00
| Coord 2000 |
21156+2537 |
|
Discov num |
J 3130 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 15 33.65 +25 40 06.9 |
|
| Date first |
1944 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
100 |
|
Pa last |
86.5 |
|
P.A. Now (θ) |
86.5° |
|
| Sep first |
10.0 |
|
Sep last |
6.488 |
|
Sep. Now (ρ) |
6.488" |
|
| Mag pri |
11.80 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
+012 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
-020 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
rPM=0.703
Nature of this double is uncertain.
21156+2537 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 15 34 +25 40 07 |
J 3130 AB |
2015 |
5 |
305 |
4.7 |
11.80 |
11.90 |
0.10 |
|
|
| Show |
|
|
21 15 34 +25 40 07 |
J 3130 AC |
2015 |
7 |
87 |
6.5 |
11.80 |
12.00 |
0.20 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1841585464317772928 |
|
