21513+0808 YSC 164 Aa,Ab
21h 51m 15.04s +08° 07' 42.9" P.A. 10.00 sep 0.5 mag 10.50,12.80 Sp K8V
| Coord 2000 |
21513+0808 |
|
Discov num |
YSC 164 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
21 51 15.04 +08 07 42.9 |
|
| Date first |
2008 |
|
Date last |
2018 |
|
Obs |
6 |
|
| Pa first |
28 |
|
Pa last |
9.5 |
|
P.A. Now (θ) |
9.5° |
|
| Sep first |
0.3 |
|
Sep last |
0.508 |
|
Sep. Now (ρ) |
0.508" |
|
| Mag pri |
10.50 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
K8V (yellow-orange) |
|
| Pri motion ra |
+077 |
|
Sec motion ra |
|
|
| Pri motion dec |
-095 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
21513+0808 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 51 15 +08 07 43 |
YSC 164 Aa,Ab |
2018 |
6 |
10 |
0.5 |
10.50 |
12.80 |
2.30 |
|
<=== |
| Show |
|
|
21 51 15 +08 07 43 |
STE 15 AB |
2016 |
10 |
248 |
5.9 |
10.40 |
12.50 |
2.10 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pegasus |
|
Tycho2 |
1122-01638-1 |
|
Gaia DR2 |
2701014463264213760 |
|
