21237+3131 GRV 460
21h 23m 44.69s +31° 31' 38.8" P.A. 185.00 sep 52.6 mag 10.20,11.45
Coord 2000 |
21237+3131 |
|
Discov num |
GRV 460 |
|
Comp |
|
|
Coord arcsec 2000 |
21 23 44.69 +31 31 38.8 |
|
Date first |
1893 |
|
Date last |
2014 |
|
Obs |
8 |
|
Pa first |
195 |
|
Pa last |
185 |
|
P.A. Now (θ) |
185° |
|
Sep first |
56.5 |
|
Sep last |
52.55 |
|
Sep. Now (ρ) |
52.55" |
|
Mag pri |
10.20 |
|
Mag sec |
11.45 |
|
delta mag (ΔM) |
1.25 |
|
Spectral class |
|
|
Pri motion ra |
+027 |
|
Sec motion ra |
+021 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-012 |
|
Notes |
|
|
rPM=0.209 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2703-00014-1 |
|
Gaia DR2 |
1853473693272929152 |
|