21144+4124 LDS 2499
21h 14m 24.19s +41° 23' 57.6" P.A. 320.00 sep 6.2 mag 11.15,15.30
Coord 2000 |
21144+4124 |
|
Discov num |
LDS2499 |
|
Comp |
|
|
Coord arcsec 2000 |
21 14 24.19 +41 23 57.6 |
|
Date first |
1954 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
331 |
|
Pa last |
320.2 |
|
P.A. Now (θ) |
320.2° |
|
Sep first |
6.0 |
|
Sep last |
6.244 |
|
Sep. Now (ρ) |
6.244" |
|
Mag pri |
11.15 |
|
Mag sec |
15.30 |
|
delta mag (ΔM) |
4.15 |
|
Spectral class |
|
|
Pri motion ra |
+016 |
|
Sec motion ra |
|
|
Pri motion dec |
+038 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3177-00442-1 |
|
Gaia DR2 |
1968931175931897728 |
|