21209+2050 CBL 531
21h 20m 56.07s +20° 50' 15.2" P.A. 327.00 sep 25.5 mag 12.40,18.00
| Coord 2000 |
21209+2050 |
|
Discov num |
CBL 531 |
|
Comp |
|
|
Coord arcsec 2000 |
21 20 56.07 +20 50 15.2 |
|
| Date first |
1994 |
|
Date last |
2016 |
|
Obs |
9 |
|
| Pa first |
327 |
|
Pa last |
326.9 |
|
P.A. Now (θ) |
326.9° |
|
| Sep first |
25.5 |
|
Sep last |
25.532 |
|
Sep. Now (ρ) |
25.532" |
|
| Mag pri |
12.40 |
|
Mag sec |
18.00 |
|
delta mag (ΔM) |
5.6 |
|
Spectral class |
|
|
| Pri motion ra |
+075 |
|
Sec motion ra |
+075 |
|
| Pri motion dec |
+018 |
|
Sec motion dec |
+017 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.013 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1790525411336464000 |
|
