21278+4515 ES 1335 (HD 204522)
21h 27m 45.63s +45° 15' 11.6" P.A. 287.00 sep 8.5 mag 8.74,12.30 Sp A0
Coord 2000 |
21278+4515 |
|
Discov num |
ES 1335 |
|
Comp |
|
|
Coord arcsec 2000 |
21 27 45.63 +45 15 11.6 |
|
Date first |
1914 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
303 |
|
Pa last |
287.2 |
|
P.A. Now (θ) |
287.2° |
|
Sep first |
6.5 |
|
Sep last |
8.462 |
|
Sep. Now (ρ) |
8.462" |
|
Mag pri |
8.74 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
3.56 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
+035 |
|
Sec motion ra |
|
|
Pri motion dec |
+013 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 204522 |
|
Constellation |
Cygnus |
|
SAO |
50887 |
|
Tycho2 |
3590-03125-1 |
|
Gaia DR2 |
1971284714932204544 |
|
HD |
204522 |
|