02331-7738 BVD 25 AB (HD 16574)
02h 33m 03.23s -77° 37' 44.4" P.A. 272.00 sep 40.7 mag 9.17,9.38 Sp F6V+F5V
Coord 2000 |
02331-7738 |
|
Discov num |
BVD 25 |
|
Comp |
AB |
|
Coord arcsec 2000 |
02 33 03.23 -77 37 44.4 |
|
Date first |
1895 |
|
Date last |
2016 |
|
Obs |
12 |
|
Pa first |
270 |
|
Pa last |
272 |
|
P.A. Now (θ) |
272° |
|
Sep first |
40.8 |
|
Sep last |
40.662 |
|
Sep. Now (ρ) |
40.662" |
|
Mag pri |
9.17 |
|
Mag sec |
9.38 |
|
delta mag (ΔM) |
0.21 |
|
Spectral class |
F6V+F5V (yellow-white/yellow-white) |
|
Pri motion ra |
+040 |
|
Sec motion ra |
+041 |
|
Pri motion dec |
+029 |
|
Sec motion dec |
+029 |
|
Notes |
N
V
W
(See Notes, Proper motion indicates physical, ) |
|
rPM=0.02 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 16574 |
|
Constellation |
Hydrus |
|
Tycho2 |
9353-00563-1 |
|
HD |
16574 |
|