21239+3837 GRV 461
21h 23m 59.35s +38° 37' 19.3" P.A. 197.00 sep 65.7 mag 11.47,13.55
Coord 2000 |
21239+3837 |
|
Discov num |
GRV 461 |
|
Comp |
|
|
Coord arcsec 2000 |
21 23 59.35 +38 37 19.3 |
|
Date first |
1998 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
197 |
|
Pa last |
196.5 |
|
P.A. Now (θ) |
196.5° |
|
Sep first |
65.7 |
|
Sep last |
65.725 |
|
Sep. Now (ρ) |
65.725" |
|
Mag pri |
11.47 |
|
Mag sec |
13.55 |
|
delta mag (ΔM) |
2.08 |
|
Spectral class |
|
|
Pri motion ra |
-013 |
|
Sec motion ra |
-019 |
|
Pri motion dec |
-013 |
|
Sec motion dec |
-010 |
|
Notes |
|
|
rPM=0.312
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3182-03686-1 |
|
Gaia DR2 |
1964492614985470976 |
|