21402+2341 POU 5455
21h 40m 11.85s +23° 41' 30.6" P.A. 249.00 sep 2.8 mag 11.80,13.00
Coord 2000 |
21402+2341 |
|
Discov num |
POU5455 |
|
Comp |
|
|
Coord arcsec 2000 |
21 40 11.85 +23 41 30.6 |
|
Date first |
1891 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
258 |
|
Pa last |
249.4 |
|
P.A. Now (θ) |
249.4° |
|
Sep first |
2.7 |
|
Sep last |
2.813 |
|
Sep. Now (ρ) |
2.813" |
|
Mag pri |
11.80 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
1.2 |
|
Spectral class |
|
|
Pri motion ra |
-019 |
|
Sec motion ra |
-032 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-010 |
|
Notes |
|
|
rPM=0.415
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pegasus |
|
Tycho2 |
2189-00427-1 |
|
Gaia DR2 |
1797514834956130176 |
|