21419+3612 ES 2131 AC
21h 41m 44.57s +36° 12' 42.4" P.A. 216.00 sep 7.4 mag 11.30,12.00
| Coord 2000 |
21419+3612 |
|
Discov num |
ES 2131 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 41 44.57 +36 12 42.4 |
|
| Date first |
1924 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
222 |
|
Pa last |
215.7 |
|
P.A. Now (θ) |
215.7° |
|
| Sep first |
6.4 |
|
Sep last |
7.43 |
|
Sep. Now (ρ) |
7.43" |
|
| Mag pri |
11.30 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
21419+3612 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 41 45 +36 12 42 |
ES 2131 AC |
2015 |
7 |
216 |
7.4 |
11.30 |
12.00 |
0.70 |
|
<=== |
| Show |
|
|
21 41 42 +36 13 52 |
COU 1336 BD |
2016 |
5 |
178 |
1.5 |
12.00 |
12.30 |
0.30 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2729-00840-1 |
|
Gaia DR2 |
1950899047794930304 |
|
