21194+5219 ES 98 AB (HD 203283)
21h 19m 24.47s +52° 19' 27.8" P.A. 308.00 sep 25.9 mag 7.31,10.16 Sp B7V+A1I dist. 231.48 pc (755.09 l.y.)
| Coord 2000 |
21194+5219 |
|
Discov num |
ES 98 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 19 24.47 +52 19 27.8 |
|
| Date first |
1897 |
|
Date last |
2016 |
|
Obs |
20 |
|
| Pa first |
311 |
|
Pa last |
308.4 |
|
P.A. Now (θ) |
308.4° |
|
| Sep first |
26.1 |
|
Sep last |
25.936 |
|
Sep. Now (ρ) |
25.936" |
|
| Mag pri |
7.31 |
|
Mag sec |
10.16 |
|
delta mag (ΔM) |
2.85 |
|
Spectral class |
B7V+A1I (blue-white/white) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-007 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=0.372
This double is not physical.
21194+5219 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 203283 |
33315 |
21 19 24 +52 19 28 |
ES 98 AB |
2016 |
20 |
308 |
25.9 |
7.31 |
10.16 |
2.85 |
|
<=== |
| Show |
|
33315 |
21 19 24 +52 19 28 |
ES 98 AC |
2016 |
21 |
87 |
29.8 |
7.31 |
10.19 |
2.88 |
|
|
| Show |
|
|
21 19 22 +52 19 44 |
ES 98 BC |
2015 |
21 |
107 |
51.9 |
10.16 |
10.19 |
0.03 |
|
|
| Show |
|
|
21 19 28 +52 19 29 |
ES 98 CD |
2015 |
9 |
259 |
7.6 |
10.19 |
14.70 |
4.51 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 203283 |
|
Constellation |
Cygnus |
|
SAO |
33315 |
|
HIP |
105273 |
|
| Tycho2 |
3601-01552-1 |
|
Gaia DR2 |
2172387796831719552 |
|
HD |
203283 |
|
ADS |
14865 |
|
| BD |
BD+51 3042 |
|
Distance |
231.48 |
|
Distance ly |
755.09 |
|
