21093+3131 COU 1333
21h 09m 18.60s +31° 30' 38.6" P.A. 258.00 sep 0.6 mag 9.30,9.48 Sp G0
| Coord 2000 |
21093+3131 |
|
Discov num |
COU1333 |
|
Comp |
|
|
Coord arcsec 2000 |
21 09 18.60 +31 30 38.6 |
|
| Date first |
1975 |
|
Date last |
2016 |
|
Obs |
25 |
|
| Pa first |
244 |
|
Pa last |
257.5 |
|
P.A. Now (θ) |
257.5° |
|
| Sep first |
0.7 |
|
Sep last |
0.6 |
|
Sep. Now (ρ) |
0.6" |
|
| Mag pri |
9.30 |
|
Mag sec |
9.48 |
|
delta mag (ΔM) |
0.18 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+086 |
|
Sec motion ra |
+086 |
|
| Pri motion dec |
+014 |
|
Sec motion dec |
+014 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2702-00556-1 |
|
Gaia DR2 |
1853010210466801920 |
|
