21291+3357 ES 2263
21h 29m 02.69s +33° 55' 55.6" P.A. 28.00 sep 2.8 mag 10.96,13.30
| Coord 2000 |
21291+3357 |
|
Discov num |
ES 2263 |
|
Comp |
|
|
Coord arcsec 2000 |
21 29 02.69 +33 55 55.6 |
|
| Date first |
1926 |
|
Date last |
2015 |
|
Obs |
3 |
|
| Pa first |
30 |
|
Pa last |
27.7 |
|
P.A. Now (θ) |
27.7° |
|
| Sep first |
3.4 |
|
Sep last |
2.807 |
|
Sep. Now (ρ) |
2.807" |
|
| Mag pri |
10.96 |
|
Mag sec |
13.30 |
|
delta mag (ΔM) |
2.34 |
|
Spectral class |
|
|
| Pri motion ra |
+007 |
|
Sec motion ra |
|
|
| Pri motion dec |
+010 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2712-02338-1 |
|
Gaia DR2 |
1854337943781736832 |
|
ADS |
15013 |
|
