21152+5351 BVD 134 AB
21h 15m 12.76s +53° 50' 34.6" P.A. 57.00 sep 22.9 mag 10.51,11.44 Sp K3IV-+G5V
| Coord 2000 |
21152+5351 |
|
Discov num |
BVD 134 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 15 12.76 +53 50 34.6 |
|
| Date first |
1897 |
|
Date last |
2016 |
|
Obs |
17 |
|
| Pa first |
58 |
|
Pa last |
56.8 |
|
P.A. Now (θ) |
56.8° |
|
| Sep first |
23.0 |
|
Sep last |
22.856 |
|
Sep. Now (ρ) |
22.856" |
|
| Mag pri |
10.51 |
|
Mag sec |
11.44 |
|
delta mag (ΔM) |
0.93 |
|
Spectral class |
K3IV-+G5V (yellow-orange/yellow) |
|
| Pri motion ra |
-013 |
|
Sec motion ra |
-015 |
|
| Pri motion dec |
-059 |
|
Sec motion dec |
-062 |
|
| Notes |
V
W
(Proper motion indicates physical, ) |
|
rPM=0.057 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
