21589+4748 ES 1176 AB
21h 58m 55.76s +47° 47' 31.1" P.A. 141.00 sep 33.2 mag 9.21,12.16 Sp K5
| Coord 2000 |
21589+4748 |
|
Discov num |
ES 1176 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 58 55.76 +47 47 31.1 |
|
| Date first |
1898 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
143 |
|
Pa last |
141.1 |
|
P.A. Now (θ) |
141.1° |
|
| Sep first |
32.1 |
|
Sep last |
33.232 |
|
Sep. Now (ρ) |
33.232" |
|
| Mag pri |
9.21 |
|
Mag sec |
12.16 |
|
delta mag (ΔM) |
2.95 |
|
Spectral class |
K5 (yellow-orange) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
+010 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=1.105
This double is not physical.
21589+4748 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 58 56 +47 47 31 |
ES 1176 AB |
2015 |
8 |
141 |
33.2 |
9.21 |
12.16 |
2.95 |
|
<=== |
| Show |
|
|
21 58 58 +47 47 05 |
ES 1176 BC |
2015 |
8 |
270 |
6.8 |
11.00 |
12.80 |
1.80 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3609-01484-1 |
|
Gaia DR2 |
1976165756289266944 |
|
