22016+4921 ES 831 AB
22h 01m 33.94s +49° 21' 08.7" P.A. 140.00 sep 2.7 mag 9.55,13.20 Sp A3Vp
| Coord 2000 |
22016+4921 |
|
Discov num |
ES 831 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 01 33.94 +49 21 08.7 |
|
| Date first |
1909 |
|
Date last |
2013 |
|
Obs |
2 |
|
| Pa first |
79 |
|
Pa last |
140.2 |
|
P.A. Now (θ) |
140.2° |
|
| Sep first |
6.6 |
|
Sep last |
2.69 |
|
Sep. Now (ρ) |
2.69" |
|
| Mag pri |
9.55 |
|
Mag sec |
13.20 |
|
delta mag (ΔM) |
3.65 |
|
Spectral class |
A3Vp (white) |
|
| Pri motion ra |
+041 |
|
Sec motion ra |
|
|
| Pri motion dec |
+026 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
22016+4921 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
22 01 34 +49 21 09 |
ES 831 AB |
2013 |
2 |
140 |
2.7 |
9.55 |
13.20 |
3.65 |
|
<=== |
| Show |
|
|
22 01 34 +49 21 09 |
ES 831 AC |
2016 |
17 |
310 |
20.5 |
9.55 |
10.62 |
1.07 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ES 831 AD |
2015 |
11 |
26 |
13.8 |
9.55 |
11.90 |
2.35 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ES 831 AE |
2015 |
10 |
70 |
16.0 |
9.55 |
13.64 |
4.09 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ABH 156 AF |
2015 |
6 |
256 |
49.2 |
9.55 |
12.57 |
3.02 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ABH 156 AG |
2015 |
5 |
309 |
82.0 |
9.55 |
13.45 |
3.90 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ABH 156 AH |
2009 |
4 |
319 |
79.4 |
9.55 |
15.30 |
5.75 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ABH 156 AI |
2015 |
5 |
56 |
72.8 |
9.55 |
13.10 |
3.55 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ABH 156 AJ |
2015 |
5 |
104 |
59.4 |
9.55 |
13.99 |
4.44 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ABH 156 AK |
2015 |
5 |
98 |
95.9 |
9.55 |
13.53 |
3.98 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ABH 156 AL |
2015 |
5 |
298 |
44.9 |
9.55 |
14.40 |
4.85 |
|
|
| Show |
|
|
22 01 34 +49 21 09 |
ES 831 AM |
2015 |
8 |
153 |
15.5 |
9.55 |
12.90 |
3.35 |
|
|
13-fold system
13 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1976822508328379648 |
|
