12428+4154 BWL 34
12h 42m 49.77s +41° 53' 47.1" P.A. 32.00 sep 12.3 mag 7.50,17.50 Sp M4.0
Coord 2000 |
12428+4154 |
|
Discov num |
BWL 34 |
|
Comp |
|
|
Coord arcsec 2000 |
12 42 49.77 +41 53 47.1 |
|
Date first |
1957 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
297 |
|
Pa last |
31.9 |
|
P.A. Now (θ) |
31.9° |
|
Sep first |
28.4 |
|
Sep last |
12.34 |
|
Sep. Now (ρ) |
12.34" |
|
Mag pri |
7.50 |
|
Mag sec |
17.50 |
|
delta mag (ΔM) |
10 |
|
Spectral class |
M4.0 (red) |
|
Pri motion ra |
-549 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
+041 |
|
Sec motion dec |
+000 |
|
Notes |
N
S
K
(See Notes, Parallax indidates non-physical, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
rPM=1.004
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Canes Venatici |
|