21582+8252 YSC 120 Ba,Bb
21h 58m 19.75s +82° 52' 15.8" P.A. 34.00 sep 0.0 mag 7.50,11.00 Sp F5
Coord 2000 |
21582+8252 |
|
Discov num |
YSC 120 |
|
Comp |
Ba,Bb |
|
Coord arcsec 2000 |
21 58 19.75 +82 52 15.8 |
|
Date first |
2010 |
|
Date last |
2018 |
|
Obs |
2 |
|
Pa first |
178 |
|
Pa last |
33.7 |
|
P.A. Now (θ) |
33.7° |
|
Sep first |
0.3 |
|
Sep last |
0.044 |
|
Sep. Now (ρ) |
0.044" |
|
Mag pri |
7.50 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
3.5 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
-132 |
|
Sec motion ra |
|
|
Pri motion dec |
-040 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21582+8252 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 209942 |
3673 |
21 58 14 +82 52 11 |
STF 2873 AB |
2022 |
155 |
65 |
13.7 |
7.00 |
7.47 |
0.47 |
Y |
|
Show |
|
3673 |
21 58 14 +82 52 11 |
STF 2873 AC |
2015 |
5 |
200 |
136.1 |
7.00 |
13.00 |
6.00 |
|
|
Show |
|
|
21 58 20 +82 52 16 |
YSC 120 Ba,Bb |
2018 |
2 |
34 |
0.0 |
7.50 |
11.00 |
3.50 |
|
<=== |
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
Gaia DR2 |
2299477768899190400 |
|