21091+2922 COU 1332
21h 09m 06.66s +29° 21' 50.4" P.A. 20.00 sep 0.2 mag 9.60,9.60 Sp K0
| Coord 2000 |
21091+2922 |
|
Discov num |
COU1332 |
|
Comp |
|
|
Coord arcsec 2000 |
21 09 06.66 +29 21 50.4 |
|
| Date first |
1975 |
|
Date last |
2014 |
|
Obs |
17 |
|
| Pa first |
19 |
|
Pa last |
19.7 |
|
P.A. Now (θ) |
19.7° |
|
| Sep first |
0.2 |
|
Sep last |
0.16 |
|
Sep. Now (ρ) |
0.16" |
|
| Mag pri |
9.60 |
|
Mag sec |
9.60 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
-016 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2185-01963-1 |
|
Gaia DR2 |
1851496629634235264 |
|
