20152+5409 HO 455 BC
20h 15m 17.54s +54° 08' 55.6" P.A. 176.00 sep 4.0 mag 12.00,12.50
Coord 2000 |
20152+5409 |
|
Discov num |
HO 455 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 15 17.54 +54 08 55.6 |
|
Date first |
1889 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
190 |
|
Pa last |
176.1 |
|
P.A. Now (θ) |
176.1° |
|
Sep first |
2.7 |
|
Sep last |
4.039 |
|
Sep. Now (ρ) |
4.039" |
|
Mag pri |
12.00 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
Pri motion ra |
-070 |
|
Sec motion ra |
|
|
Pri motion dec |
-087 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20152+5409 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 192967 |
32392 |
20 15 14 +54 08 48 |
HO 455 AB |
2015 |
8 |
83 |
35.1 |
7.46 |
12.00 |
4.54 |
|
|
Show |
|
32392 |
20 15 14 +54 08 48 |
HO 455 AD |
2015 |
13 |
263 |
31.4 |
7.46 |
11.07 |
3.61 |
|
|
Show |
|
32392 |
20 15 14 +54 08 48 |
HO 455 AE |
2015 |
15 |
71 |
39.6 |
7.46 |
10.44 |
2.98 |
|
|
Show |
|
|
20 15 18 +54 08 56 |
HO 455 BC |
2016 |
7 |
176 |
4.0 |
12.00 |
12.50 |
0.50 |
|
<=== |
Show |
|
|
20 15 18 +54 08 56 |
HO 455 BE |
2015 |
9 |
30 |
5.6 |
12.00 |
10.44 |
1.56 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2184803615267413376 |
|