21169+3001 MLB 538 AB
21h 16m 52.44s +30° 01' 26.1" P.A. 310.00 sep 3.2 mag 10.20,11.70
| Coord 2000 |
21169+3001 |
|
Discov num |
MLB 538 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 16 52.44 +30 01 26.1 |
|
| Date first |
1927 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
312 |
|
Pa last |
310.2 |
|
P.A. Now (θ) |
310.2° |
|
| Sep first |
3.3 |
|
Sep last |
3.174 |
|
Sep. Now (ρ) |
3.174" |
|
| Mag pri |
10.20 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
| Pri motion ra |
+035 |
|
Sec motion ra |
|
|
| Pri motion dec |
-029 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21169+3001 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 16 52 +30 01 26 |
MLB 538 AB |
2016 |
7 |
310 |
3.2 |
10.20 |
11.70 |
1.50 |
|
<=== |
| Show |
|
|
21 16 52 +30 01 26 |
DAM 227 AC |
2015 |
3 |
26 |
8.2 |
10.20 |
14.40 |
4.20 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2702-00921-1 |
|
Gaia DR2 |
1851964712348176640 |
|
