21565+3701 ES 2069 AB
21h 56m 30.55s +37° 00' 26.3" P.A. 106.00 sep 4.9 mag 10.75,14.20
| Coord 2000 |
21565+3701 |
|
Discov num |
ES 2069 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 56 30.55 +37 00 26.3 |
|
| Date first |
1923 |
|
Date last |
2000 |
|
Obs |
2 |
|
| Pa first |
112 |
|
Pa last |
106.3 |
|
P.A. Now (θ) |
106.3° |
|
| Sep first |
4.2 |
|
Sep last |
4.89 |
|
Sep. Now (ρ) |
4.89" |
|
| Mag pri |
10.75 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
3.45 |
|
Spectral class |
|
|
| Pri motion ra |
+014 |
|
Sec motion ra |
|
|
| Pri motion dec |
+012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
21565+3701 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 56 31 +37 00 26 |
ES 2069 AB |
2000 |
2 |
106 |
4.9 |
10.75 |
14.20 |
3.45 |
|
<=== |
| Show |
|
|
21 56 31 +37 00 26 |
ES 2069 AC |
2016 |
9 |
214 |
6.5 |
10.75 |
12.20 |
1.45 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2731-00617-1 |
|
Gaia DR2 |
1949631757564526848 |
|
