21220+2350 COU 132 (HD 203484)
21h 21m 57.90s +23° 49' 30.7" P.A. 201.00 sep 13.1 mag 8.85,10.33 Sp A3 dist. 186.22 pc (607.45 l.y.)
| Coord 2000 |
21220+2350 |
|
Discov num |
COU 132 |
|
Comp |
|
|
Coord arcsec 2000 |
21 21 57.90 +23 49 30.7 |
|
| Date first |
1891 |
|
Date last |
2015 |
|
Obs |
19 |
|
| Pa first |
203 |
|
Pa last |
201.1 |
|
P.A. Now (θ) |
201.1° |
|
| Sep first |
13.1 |
|
Sep last |
13.097 |
|
Sep. Now (ρ) |
13.097" |
|
| Mag pri |
8.85 |
|
Mag sec |
10.33 |
|
delta mag (ΔM) |
1.48 |
|
Spectral class |
A3 (white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.116 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 203484 |
|
Constellation |
Pegasus |
|
SAO |
89651 |
|
HIP |
105487 |
|
| Tycho2 |
2187-02180-1 |
|
Gaia DR2 |
1792324285375689472 |
|
HD |
203484 |
|
GC |
29912 |
|
| BD |
BD+23 4296 |
|
Distance |
186.22 |
|
Distance ly |
607.45 |
|
