21129+2329 BKO 887
21h 12m 54.31s +23° 29' 06.8" P.A. 114.00 sep 42.1 mag 11.20,13.80
| Coord 2000 |
21129+2329 |
|
Discov num |
BKO 887 |
|
Comp |
|
|
Coord arcsec 2000 |
21 12 54.31 +23 29 06.8 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
115 |
|
Pa last |
114.4 |
|
P.A. Now (θ) |
114.4° |
|
| Sep first |
42.7 |
|
Sep last |
42.077 |
|
Sep. Now (ρ) |
42.077" |
|
| Mag pri |
11.20 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
2.6 |
|
Spectral class |
|
|
| Pri motion ra |
-033 |
|
Sec motion ra |
-057 |
|
| Pri motion dec |
-064 |
|
Sec motion dec |
-040 |
|
| Notes |
|
|
rPM=0.471
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2186-02248-1 |
|
Gaia DR2 |
1839961481345509632 |
|
