21374+3810 GRV 487
21h 37m 24.27s +38° 10' 03.1" P.A. 201.00 sep 74.8 mag 12.07,13.24
| Coord 2000 |
21374+3810 |
|
Discov num |
GRV 487 |
|
Comp |
|
|
Coord arcsec 2000 |
21 37 24.27 +38 10 03.1 |
|
| Date first |
2000 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
201 |
|
Pa last |
200.5 |
|
P.A. Now (θ) |
200.5° |
|
| Sep first |
74.8 |
|
Sep last |
74.795 |
|
Sep. Now (ρ) |
74.795" |
|
| Mag pri |
12.07 |
|
Mag sec |
13.24 |
|
delta mag (ΔM) |
1.17 |
|
Spectral class |
|
|
| Pri motion ra |
-014 |
|
Sec motion ra |
-012 |
|
| Pri motion dec |
-016 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
rPM=0.17 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3183-01656-1 |
|
Gaia DR2 |
1953726785541950848 |
|
