21275+3954 MLB 984
21h 27m 26.13s +39° 54' 18.6" P.A. 94.00 sep 5.2 mag 11.70,12.70
| Coord 2000 |
21275+3954 |
|
Discov num |
MLB 984 |
|
Comp |
|
|
Coord arcsec 2000 |
21 27 26.13 +39 54 18.6 |
|
| Date first |
1935 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
95 |
|
Pa last |
93.9 |
|
P.A. Now (θ) |
93.9° |
|
| Sep first |
3.1 |
|
Sep last |
5.169 |
|
Sep. Now (ρ) |
5.169" |
|
| Mag pri |
11.70 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
| Pri motion ra |
-024 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1964684758946361600 |
|
