21487+5035 ES 1105 AB
21h 48m 43.31s +50° 34' 52.3" P.A. 298.00 sep 7.8 mag 9.58,13.30
| Coord 2000 |
21487+5035 |
|
Discov num |
ES 1105 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 48 43.31 +50 34 52.3 |
|
| Date first |
1911 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
295 |
|
Pa last |
298 |
|
P.A. Now (θ) |
298° |
|
| Sep first |
7.3 |
|
Sep last |
7.77 |
|
Sep. Now (ρ) |
7.77" |
|
| Mag pri |
9.58 |
|
Mag sec |
13.30 |
|
delta mag (ΔM) |
3.72 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-028 |
|
| Pri motion dec |
-020 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=1.143
This double is not physical.
21487+5035 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 48 43 +50 34 52 |
ES 1105 AB |
2015 |
8 |
298 |
7.8 |
9.58 |
13.30 |
3.72 |
|
<=== |
| Show |
|
|
21 48 43 +50 34 52 |
ES 1105 AC |
2015 |
7 |
96 |
9.8 |
9.58 |
13.80 |
4.22 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3612-00451-1 |
|
Gaia DR2 |
1980518276148572544 |
|
