13173+2118 LDS 2910
13h 17m 17.84s +21° 17' 16.6" P.A. 180.00 sep 9.0 mag 17.40,20.10 Sp M5+M6
Coord 2000 |
13173+2118 |
|
Discov num |
LDS2910 |
|
Comp |
|
|
Coord arcsec 2000 |
13 17 17.84 +21 17 16.6 |
|
Date first |
1956 |
|
Date last |
2016 |
|
Obs |
9 |
|
Pa first |
180 |
|
Pa last |
179.8 |
|
P.A. Now (θ) |
179.8° |
|
Sep first |
9.5 |
|
Sep last |
8.992 |
|
Sep. Now (ρ) |
8.992" |
|
Mag pri |
17.40 |
|
Mag sec |
20.10 |
|
delta mag (ΔM) |
2.7 |
|
Spectral class |
M5+M6 (red/red) |
|
Pri motion ra |
-080 |
|
Sec motion ra |
-081 |
|
Pri motion dec |
-015 |
|
Sec motion dec |
+017 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.387
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Coma Berenices |
|
Gaia DR2 |
3940586387606923520 |
|