21487+3231 GRV 508
21h 48m 42.60s +32° 31' 23.9" P.A. 8.00 sep 48.6 mag 13.23,13.86
| Coord 2000 |
21487+3231 |
|
Discov num |
GRV 508 |
|
Comp |
|
|
Coord arcsec 2000 |
21 48 42.60 +32 31 23.9 |
|
| Date first |
1999 |
|
Date last |
2014 |
|
Obs |
6 |
|
| Pa first |
8 |
|
Pa last |
7.8 |
|
P.A. Now (θ) |
7.8° |
|
| Sep first |
48.7 |
|
Sep last |
48.619 |
|
Sep. Now (ρ) |
48.619" |
|
| Mag pri |
13.23 |
|
Mag sec |
13.86 |
|
delta mag (ΔM) |
0.63 |
|
Spectral class |
|
|
| Pri motion ra |
-012 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-018 |
|
Sec motion dec |
-022 |
|
| Notes |
|
|
rPM=0.316
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1946415514254482560 |
|
