21547+4916 ES 525
21h 54m 42.53s +49° 16' 20.7" P.A. 123.00 sep 5.3 mag 8.77,10.70 Sp F2
| Coord 2000 |
21547+4916 |
|
Discov num |
ES 525 |
|
Comp |
|
|
Coord arcsec 2000 |
21 54 42.53 +49 16 20.7 |
|
| Date first |
1907 |
|
Date last |
2020 |
|
Obs |
10 |
|
| Pa first |
149 |
|
Pa last |
122.6 |
|
P.A. Now (θ) |
122.6° |
|
| Sep first |
3.8 |
|
Sep last |
5.28 |
|
Sep. Now (ρ) |
5.28" |
|
| Mag pri |
8.77 |
|
Mag sec |
10.70 |
|
delta mag (ΔM) |
1.93 |
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
-020 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3612-02147-1 |
|
Gaia DR2 |
1979495111859277696 |
|
