02051+5823 TOB 13 (HD 12581)
02h 05m 04.05s +58° 23' 13.4" P.A. 5.00 sep 20.8 mag 9.12,11.90 Sp B9V
| Coord 2000 |
02051+5823 |
|
Discov num |
TOB 13 |
|
Comp |
|
|
Coord arcsec 2000 |
02 05 04.05 +58 23 13.4 |
|
| Date first |
1911 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
359 |
|
Pa last |
4.5 |
|
P.A. Now (θ) |
4.5° |
|
| Sep first |
22.3 |
|
Sep last |
20.824 |
|
Sep. Now (ρ) |
20.824" |
|
| Mag pri |
9.12 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
2.78 |
|
Spectral class |
B9V (blue-white) |
|
| Pri motion ra |
-007 |
|
Sec motion ra |
+006 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
rPM=1.603
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 12581 |
|
Constellation |
Perseus |
|
SAO |
22906 |
|
Tycho2 |
3697-03498-1 |
|
| Gaia DR2 |
506943305008590208 |
|
HD |
12581 |
|
