20198+3707 ARY 1 (HD 193621)
20h 19m 48.32s +37° 07' 57.1" P.A. 257.00 sep 76.6 mag 6.58,8.65 Sp B9.5Vp dist. 238.1 pc (776.68 l.y.)
| Coord 2000 |
20198+3707 |
|
Discov num |
ARY 1 |
|
Comp |
|
|
Coord arcsec 2000 |
20 19 48.32 +37 07 57.1 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
17 |
|
| Pa first |
258 |
|
Pa last |
257.3 |
|
P.A. Now (θ) |
257.3° |
|
| Sep first |
74.8 |
|
Sep last |
76.592 |
|
Sep. Now (ρ) |
76.592" |
|
| Mag pri |
6.58 |
|
Mag sec |
8.65 |
|
delta mag (ΔM) |
2.07 |
|
Spectral class |
B9.5Vp (blue-white) |
|
| Pri motion ra |
+012 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=1.031
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 193621 |
|
Constellation |
Cygnus |
|
SAO |
69841 |
|
HIP |
100239 |
|
| Tycho2 |
2684-01111-1 |
|
Gaia DR2 |
2060583579014390528 |
|
HD |
193621 |
|
HR |
7782 |
|
| GC |
28284 |
|
BD |
BD+36 4008 |
|
Distance |
238.1 |
|
Distance ly |
776.68 |
|
