15555+3512 MCT 9
15h 55m 31.74s +35° 12' 03.1" P.A. 247.00 sep 1.6 mag 13.20,15.50 Sp M4+M7
Coord 2000 |
15555+3512 |
|
Discov num |
MCT 9 |
|
Comp |
|
|
Coord arcsec 2000 |
15 55 31.74 +35 12 03.1 |
|
Date first |
1998 |
|
Date last |
2018 |
|
Obs |
21 |
|
Pa first |
266 |
|
Pa last |
246.7 |
|
P.A. Now (θ) |
246.7° |
|
Sep first |
1.5 |
|
Sep last |
1.63 |
|
Sep. Now (ρ) |
1.63" |
|
Mag pri |
13.20 |
|
Mag sec |
15.50 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
M4+M7 (red/red) |
|
Pri motion ra |
-215 |
|
Sec motion ra |
|
|
Pri motion dec |
+160 |
|
Sec motion dec |
|
|
Notes |
N
V
R
(See Notes, Proper motion indicates physical, Red magnitudes) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Corona Borealis |
|
Gaia DR2 |
1371891929633508096 |
|