21197+5455 A 1694 (HD 235489)
21h 19m 39.30s +54° 54' 59.1" P.A. 93.00 sep 0.8 mag 10.12,10.50 Sp F2
Coord 2000 |
21197+5455 |
|
Discov num |
A 1694 |
|
Comp |
|
|
Coord arcsec 2000 |
21 19 39.30 +54 54 59.1 |
|
Date first |
1907 |
|
Date last |
2016 |
|
Obs |
14 |
|
Pa first |
81 |
|
Pa last |
92.5 |
|
P.A. Now (θ) |
92.5° |
|
Sep first |
0.5 |
|
Sep last |
0.8 |
|
Sep. Now (ρ) |
0.8" |
|
Mag pri |
10.12 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.38 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
+016 |
|
Sec motion ra |
+016 |
|
Pri motion dec |
+013 |
|
Sec motion dec |
+013 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 235489 |
|
Constellation |
Cygnus |
|
SAO |
33326 |
|
Tycho2 |
3957-01205-1 |
|
Gaia DR2 |
2176218048667859840 |
|
HD |
235489 |
|