03408+4151 HDS 467 (HD 22721)
03h 40m 49.85s +41° 50' 30.3" P.A. 335.00 sep 0.6 mag 8.31,11.51 Sp F2 dist. 140.25 pc (457.5 l.y.)
Coord 2000 |
03408+4151 |
|
Discov num |
HDS 467 |
|
Comp |
|
|
Coord arcsec 2000 |
03 40 49.85 +41 50 30.3 |
|
Date first |
1991 |
|
Date last |
2014 |
|
Obs |
8 |
|
Pa first |
350 |
|
Pa last |
335.3 |
|
P.A. Now (θ) |
335.3° |
|
Sep first |
0.5 |
|
Sep last |
0.557 |
|
Sep. Now (ρ) |
0.557" |
|
Mag pri |
8.31 |
|
Mag sec |
11.51 |
|
delta mag (ΔM) |
3.2 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
-032 |
|
Sec motion ra |
|
|
Pri motion dec |
-016 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 22721 |
|
Constellation |
Perseus |
|
SAO |
39034 |
|
HIP |
17189 |
|
Tycho2 |
2871-00734-1 |
|
Gaia DR2 |
237239459262326144 |
|
HD |
22721 |
|
BD |
BD+41 732 |
|
Distance |
140.25 |
|
Distance ly |
457.5 |
|