21396+4049 MLB 29
21h 39m 34.71s +40° 49' 44.6" P.A. 340.00 sep 6.8 mag 10.58,12.10
| Coord 2000 |
21396+4049 |
|
Discov num |
MLB 29 |
|
Comp |
|
|
Coord arcsec 2000 |
21 39 34.71 +40 49 44.6 |
|
| Date first |
1895 |
|
Date last |
2016 |
|
Obs |
13 |
|
| Pa first |
341 |
|
Pa last |
339.6 |
|
P.A. Now (θ) |
339.6° |
|
| Sep first |
7.1 |
|
Sep last |
6.824 |
|
Sep. Now (ρ) |
6.824" |
|
| Mag pri |
10.58 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
1.52 |
|
Spectral class |
|
|
| Pri motion ra |
-028 |
|
Sec motion ra |
|
|
| Pri motion dec |
-126 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3187-01804-1 |
|
Gaia DR2 |
1966414290733730944 |
|
ADS |
15189 |
|
