15308+2913 CVR 789 BC
15h 30m 47.14s +29° 13' 36.4" P.A. 170.00 sep 8.2 mag 17.10,18.90 Sp M2+M3
Coord 2000 |
15308+2913 |
|
Discov num |
CVR 789 |
|
Comp |
BC |
|
Coord arcsec 2000 |
15 30 47.14 +29 13 36.4 |
|
Date first |
1997 |
|
Date last |
2016 |
|
Obs |
10 |
|
Pa first |
170 |
|
Pa last |
170.1 |
|
P.A. Now (θ) |
170.1° |
|
Sep first |
8.1 |
|
Sep last |
8.174 |
|
Sep. Now (ρ) |
8.174" |
|
Mag pri |
17.10 |
|
Mag sec |
18.90 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
M2+M3 (red/red) |
|
Pri motion ra |
+017 |
|
Sec motion ra |
+012 |
|
Pri motion dec |
-053 |
|
Sec motion dec |
-057 |
|
Notes |
V
W
R
(Proper motion indicates physical, , Red magnitudes) |
|
rPM=0.11 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Corona Borealis |
|