21581+5635 HJ 1709 (HD 208948)
21h 58m 07.78s +56° 34' 59.8" P.A. 315.00 sep 8.8 mag 8.88,12.00 Sp A3
| Coord 2000 |
21581+5635 |
|
Discov num |
HJ 1709 |
|
Comp |
|
|
Coord arcsec 2000 |
21 58 07.78 +56 34 59.8 |
|
| Date first |
1900 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
317 |
|
Pa last |
314.8 |
|
P.A. Now (θ) |
314.8° |
|
| Sep first |
9.2 |
|
Sep last |
8.796 |
|
Sep. Now (ρ) |
8.796" |
|
| Mag pri |
8.88 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
3.12 |
|
Spectral class |
A3 (white) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
rPM=0.345
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 208948 |
|
Constellation |
Cepheus |
|
SAO |
33924 |
|
Tycho2 |
3976-01069-1 |
|
| Gaia DR2 |
2198925368966814592 |
|
HD |
208948 |
|
