21198+3138 GRV 445
21h 19m 50.88s +31° 38' 41.7" P.A. 278.00 sep 36.2 mag 13.33,13.62
| Coord 2000 |
21198+3138 |
|
Discov num |
GRV 445 |
|
Comp |
|
|
Coord arcsec 2000 |
21 19 50.88 +31 38 41.7 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
277 |
|
Pa last |
277.7 |
|
P.A. Now (θ) |
277.7° |
|
| Sep first |
36.3 |
|
Sep last |
36.176 |
|
Sep. Now (ρ) |
36.176" |
|
| Mag pri |
13.33 |
|
Mag sec |
13.62 |
|
delta mag (ΔM) |
0.29 |
|
Spectral class |
|
|
| Pri motion ra |
-009 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
-016 |
|
Sec motion dec |
-009 |
|
| Notes |
|
|
rPM=0.439
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1853625528962699776 |
|
