03312+4204 BVD 189
03h 31m 09.56s +42° 03' 49.7" P.A. 165.00 sep 23.2 mag 18.00,18.00 Sp M4+M4
| Coord 2000 |
03312+4204 |
|
Discov num |
BVD 189 |
|
Comp |
|
|
Coord arcsec 2000 |
03 31 09.56 +42 03 49.7 |
|
| Date first |
1999 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
165 |
|
Pa last |
164.6 |
|
P.A. Now (θ) |
164.6° |
|
| Sep first |
23.1 |
|
Sep last |
23.166 |
|
Sep. Now (ρ) |
23.166" |
|
| Mag pri |
18.00 |
|
Mag sec |
18.00 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
M4+M4 (red/red) |
|
| Pri motion ra |
+074 |
|
Sec motion ra |
+074 |
|
| Pri motion dec |
-058 |
|
Sec motion dec |
-063 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.051 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Perseus |
|
Gaia DR2 |
237817974177006720 |
|