09274-1908 B 2531 (HD 81810)
09h 27m 23.80s -19° 08' 23.2" P.A. 292.00 sep 0.2 mag 9.70,10.60 Sp F5V
Coord 2000 |
09274-1908 |
|
Discov num |
B 2531 |
|
Comp |
|
|
Coord arcsec 2000 |
09 27 23.80 -19 08 23.2 |
|
Date first |
1933 |
|
Date last |
1964 |
|
Obs |
3 |
|
Pa first |
296 |
|
Pa last |
292.2 |
|
P.A. Now (θ) |
292.2° |
|
Sep first |
0.3 |
|
Sep last |
0.24 |
|
Sep. Now (ρ) |
0.24" |
|
Mag pri |
9.70 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
F5V (yellow-white) |
|
Pri motion ra |
-051 |
|
Sec motion ra |
|
|
Pri motion dec |
+002 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 81810 |
|
Constellation |
Hydra |
|
SAO |
155208 |
|
Tycho2 |
6037-00595-1 |
|
Gaia DR2 |
5678359700648631040 |
|
HD |
81810 |
|