21363+4002 MLB 28
21h 36m 17.71s +40° 02' 25.7" P.A. 256.00 sep 4.3 mag 10.97,12.50
| Coord 2000 |
21363+4002 |
|
Discov num |
MLB 28 |
|
Comp |
|
|
Coord arcsec 2000 |
21 36 17.71 +40 02 25.7 |
|
| Date first |
1917 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
247 |
|
Pa last |
255.6 |
|
P.A. Now (θ) |
255.6° |
|
| Sep first |
4.8 |
|
Sep last |
4.27 |
|
Sep. Now (ρ) |
4.27" |
|
| Mag pri |
10.97 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
1.53 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-008 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3187-02096-1 |
|
Gaia DR2 |
1965993693176163584 |
|
