03312+1947 STF 403 AB (HD 21775)
03h 31m 13.43s +19° 47' 00.3" P.A. 172.00 sep 2.3 mag 8.71,8.92 Sp F8 dist. 107.53 pc (350.76 l.y.)
| Coord 2000 |
03312+1947 |
|
Discov num |
STF 403 |
|
Comp |
AB |
|
Coord arcsec 2000 |
03 31 13.43 +19 47 00.3 |
|
| Date first |
1829 |
|
Date last |
2018 |
|
Obs |
79 |
|
| Pa first |
182 |
|
Pa last |
171.8 |
|
P.A. Now (θ) |
171.8° |
|
| Sep first |
2.9 |
|
Sep last |
2.252 |
|
Sep. Now (ρ) |
2.252" |
|
| Mag pri |
8.71 |
|
Mag sec |
8.92 |
|
delta mag (ΔM) |
0.21 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+031 |
|
Sec motion ra |
+034 |
|
| Pri motion dec |
+045 |
|
Sec motion dec |
+024 |
|
| Notes |
N
W
(See Notes, ) |
|
rPM=0.388
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 21775 |
|
Constellation |
Taurus |
|
SAO |
93471 |
|
HIP |
16401 |
|
| Tycho2 |
1242-00961-1 |
|
HD |
21775 |
|
GC |
4197 |
|
BD |
BD+19 549 |
|
| Distance |
107.53 |
|
Distance ly |
350.76 |
|
