21125+4552 ES 1273 CD
21h 12m 29.82s +45° 52' 13.5" P.A. 69.00 sep 3.7 mag 12.40,12.90
| Coord 2000 |
21125+4552 |
|
Discov num |
ES 1273 |
|
Comp |
CD |
|
Coord arcsec 2000 |
21 12 29.82 +45 52 13.5 |
|
| Date first |
1913 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
73 |
|
Pa last |
69.2 |
|
P.A. Now (θ) |
69.2° |
|
| Sep first |
4.8 |
|
Sep last |
3.685 |
|
Sep. Now (ρ) |
3.685" |
|
| Mag pri |
12.40 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
21125+4552 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
50570 |
21 12 29 +45 51 36 |
ES 1273 AB |
2015 |
8 |
295 |
23.1 |
7.93 |
13.50 |
5.57 |
|
|
| Show |
|
50570 |
21 12 29 +45 51 36 |
ES 1273 AC |
2015 |
5 |
7 |
37.7 |
8.87 |
13.27 |
4.40 |
|
|
| Show |
|
|
21 12 30 +45 52 14 |
ES 1273 CD |
2015 |
5 |
69 |
3.7 |
12.40 |
12.90 |
0.50 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2164085865584230400 |
|
