21529-2001 B 542 (HD 207904)
21h 52m 51.28s -20° 01' 13.4" P.A. 304.00 sep 0.6 mag 9.90,11.70 Sp F8V
| Coord 2000 |
21529-2001 |
|
Discov num |
B 542 |
|
Comp |
|
|
Coord arcsec 2000 |
21 52 51.28 -20 01 13.4 |
|
| Date first |
1926 |
|
Date last |
1965 |
|
Obs |
4 |
|
| Pa first |
304 |
|
Pa last |
304.4 |
|
P.A. Now (θ) |
304.4° |
|
| Sep first |
0.4 |
|
Sep last |
0.56 |
|
Sep. Now (ρ) |
0.56" |
|
| Mag pri |
9.90 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
F8V (yellow-white) |
|
| Pri motion ra |
-007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-028 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 207904 |
|
Constellation |
Capricornus |
|
SAO |
190706 |
|
Tycho2 |
6382-01376-1 |
|
| Gaia DR2 |
6824130771902001536 |
|
HD |
207904 |
|
