00250+3015 SKF 21
00h 25m 58.96s +30° 15' 11.5" P.A. 131.00 sep 4.6 mag 16.20,16.20 Sp sdB
Coord 2000 |
00250+3015 |
|
Discov num |
SKF 21 |
|
Comp |
|
|
Coord arcsec 2000 |
00 25 58.96 +30 15 11.5 |
|
Date first |
1997 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
132 |
|
Pa last |
130.8 |
|
P.A. Now (θ) |
130.8° |
|
Sep first |
4.5 |
|
Sep last |
4.606 |
|
Sep. Now (ρ) |
4.606" |
|
Mag pri |
16.20 |
|
Mag sec |
16.20 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
sdB |
|
Pri motion ra |
-040 |
|
Sec motion ra |
|
|
Pri motion dec |
+027 |
|
Sec motion dec |
|
|
Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Andromeda |
|
Gaia DR2 |
2859056963265425664 |
|