21023+2037 HDS 2998
21h 02m 15.34s +20° 37' 26.2" P.A. 130.00 sep 0.1 mag 10.24,12.28 Sp K0 dist. 1162.79 pc (3793.02 l.y.)
| Coord 2000 |
21023+2037 |
|
Discov num |
HDS2998 |
|
Comp |
|
|
Coord arcsec 2000 |
21 02 15.34 +20 37 26.2 |
|
| Date first |
1991 |
|
Date last |
2011 |
|
Obs |
2 |
|
| Pa first |
173 |
|
Pa last |
130.4 |
|
P.A. Now (θ) |
130.4° |
|
| Sep first |
0.1 |
|
Sep last |
0.104 |
|
Sep. Now (ρ) |
0.104" |
|
| Mag pri |
10.24 |
|
Mag sec |
12.28 |
|
delta mag (ΔM) |
2.04 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+008 |
|
Sec motion ra |
|
|
| Pri motion dec |
-016 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
HIP |
103817 |
|
Tycho2 |
1656-00167-1 |
|
Gaia DR2 |
1837688722092636928 |
|
| BD |
BD+20 4809 |
|
Distance |
1162.79 |
|
Distance ly |
3793.02 |
|
