02172+5838 YSC 87 Ba,Bb
02h 17m 07.46s +58° 38' 54.9" P.A. 199.00 sep 0.6 mag 10.00,14.60 Sp M0Iab-b
| Coord 2000 |
02172+5838 |
|
Discov num |
YSC 87 |
|
Comp |
Ba,Bb |
|
Coord arcsec 2000 |
02 17 07.46 +58 38 54.9 |
|
| Date first |
2008 |
|
Date last |
2011 |
|
Obs |
8 |
|
| Pa first |
201 |
|
Pa last |
198.5 |
|
P.A. Now (θ) |
198.5° |
|
| Sep first |
0.6 |
|
Sep last |
0.639 |
|
Sep. Now (ρ) |
0.639" |
|
| Mag pri |
10.00 |
|
Mag sec |
14.60 |
|
delta mag (ΔM) |
4.6 |
|
Spectral class |
M0Iab-b (red) |
|
| Pri motion ra |
+072 |
|
Sec motion ra |
|
|
| Pri motion dec |
-021 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
02172+5838 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
23123 |
02 17 12 +58 38 10 |
HDS 302 Aa,Ab |
2012 |
13 |
240 |
0.4 |
8.26 |
10.81 |
2.55 |
|
|
| Show |
HD 13865 |
23123 |
02 17 12 +58 38 10 |
HJL 31 AB |
2015 |
17 |
322 |
57.0 |
8.13 |
10.05 |
1.92 |
|
|
| Show |
|
23123 |
02 17 12 +58 38 10 |
FMR 23 AC |
2015 |
2 |
154 |
5.4 |
8.13 |
15.00 |
6.87 |
|
|
| Show |
|
|
02 17 07 +58 38 55 |
YSC 87 Ba,Bb |
2011 |
8 |
199 |
0.6 |
10.00 |
14.60 |
4.60 |
|
<=== |
Quintuple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Perseus |
|
Gaia DR2 |
458796897716051584 |
|
