21435+2721 A 299 AB
21h 43m 31.64s +27° 20' 37.3" P.A. 67.00 sep 1.1 mag 9.95,10.47 Sp G0
| Coord 2000 |
21435+2721 |
|
Discov num |
A 299 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 43 31.64 +27 20 37.3 |
|
| Date first |
1901 |
|
Date last |
2019 |
|
Obs |
21 |
|
| Pa first |
59 |
|
Pa last |
66.5 |
|
P.A. Now (θ) |
66.5° |
|
| Sep first |
0.8 |
|
Sep last |
1.125 |
|
Sep. Now (ρ) |
1.125" |
|
| Mag pri |
9.95 |
|
Mag sec |
10.47 |
|
delta mag (ΔM) |
0.52 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
-029 |
|
Sec motion ra |
-029 |
|
| Pri motion dec |
-032 |
|
Sec motion dec |
-032 |
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21435+2721 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 43 32 +27 20 37 |
A 299 AB |
2019 |
21 |
67 |
1.1 |
9.95 |
10.47 |
0.52 |
|
<=== |
| Show |
|
|
21 43 32 +27 20 37 |
A 299 AD |
2015 |
14 |
64 |
374.5 |
9.95 |
10.19 |
0.24 |
|
|
| Show |
|
|
21 43 32 +27 20 37 |
A 299 BC |
2019 |
5 |
325 |
0.1 |
10.47 |
12.00 |
1.53 |
|
|
| Show |
|
|
21 43 57 +27 23 24 |
A 299 DE |
2001 |
5 |
95 |
999.9 |
10.19 |
9.20 |
0.99 |
|
|
| Show |
|
|
21 43 57 +27 23 24 |
A 299 DF |
2015 |
7 |
26 |
145.8 |
10.19 |
11.08 |
0.89 |
|
|
| Show |
|
|
21 43 57 +27 23 24 |
OSO 155 DG |
2016 |
7 |
304 |
6.1 |
10.19 |
17.10 |
6.91 |
|
|
Septuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pegasus |
|
Tycho2 |
2197-01015-1 |
|
Gaia DR2 |
1800516746514762112 |
|
