21259+5214 CVR 244
21h 25m 55.13s +52° 13' 52.0" P.A. 112.00 sep 54.4 mag 20.40,20.90 Sp M3+M4
Coord 2000 |
21259+5214 |
|
Discov num |
CVR 244 |
|
Comp |
|
|
Coord arcsec 2000 |
21 25 55.13 +52 13 52.0 |
|
Date first |
2006 |
|
Date last |
2015 |
|
Obs |
3 |
|
Pa first |
112 |
|
Pa last |
111.9 |
|
P.A. Now (θ) |
111.9° |
|
Sep first |
54.5 |
|
Sep last |
54.447 |
|
Sep. Now (ρ) |
54.447" |
|
Mag pri |
20.40 |
|
Mag sec |
20.90 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
M3+M4 (red/red) |
|
Pri motion ra |
-028 |
|
Sec motion ra |
-024 |
|
Pri motion dec |
+068 |
|
Sec motion dec |
+068 |
|
Notes |
V
R
(Proper motion indicates physical, Red magnitudes) |
|
rPM=0.054 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2172526537156804864 |
|