22245+5452 ES 147 AB (HD 212621)
22h 24m 28.46s +54° 52' 03.7" P.A. 24.00 sep 2.6 mag 8.55,10.57 Sp B9
| Coord 2000 |
22245+5452 |
|
Discov num |
ES 147 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 24 28.46 +54 52 03.7 |
|
| Date first |
1902 |
|
Date last |
2016 |
|
Obs |
12 |
|
| Pa first |
25 |
|
Pa last |
24.2 |
|
P.A. Now (θ) |
24.2° |
|
| Sep first |
2.0 |
|
Sep last |
2.614 |
|
Sep. Now (ρ) |
2.614" |
|
| Mag pri |
8.55 |
|
Mag sec |
10.57 |
|
delta mag (ΔM) |
2.02 |
|
Spectral class |
B9 (blue-white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
22245+5452 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 212621 |
34412 |
22 24 28 +54 52 04 |
ES 147 AB |
2016 |
12 |
24 |
2.6 |
8.55 |
10.57 |
2.02 |
|
<=== |
| Show |
|
34412 |
22 24 28 +54 52 04 |
ES 147 AC |
2016 |
12 |
204 |
31.2 |
8.55 |
10.16 |
1.61 |
|
|
| Show |
|
34412 |
22 24 28 +54 52 04 |
WAL 143 AD |
2015 |
7 |
160 |
31.6 |
8.55 |
12.12 |
3.57 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 212621 |
|
Constellation |
Lacerta |
|
SAO |
34412 |
|
Tycho2 |
3986-03172-1 |
|
| Gaia DR2 |
2005104382628721664 |
|
HD |
212621 |
|
