21050-0309 CVR 238
21h 05m 02.02s -03° 09' 10.4" P.A. 79.00 sep 23.5 mag 16.80,18.40 Sp M4+M5
Coord 2000 |
21050-0309 |
|
Discov num |
CVR 238 |
|
Comp |
|
|
Coord arcsec 2000 |
21 05 02.02 -03 09 10.4 |
|
Date first |
1987 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
79 |
|
Pa last |
78.6 |
|
P.A. Now (θ) |
78.6° |
|
Sep first |
23.5 |
|
Sep last |
23.456 |
|
Sep. Now (ρ) |
23.456" |
|
Mag pri |
16.80 |
|
Mag sec |
18.40 |
|
delta mag (ΔM) |
1.6 |
|
Spectral class |
M4+M5 (red/red) |
|
Pri motion ra |
+028 |
|
Sec motion ra |
+028 |
|
Pri motion dec |
+064 |
|
Sec motion dec |
+067 |
|
Notes |
V
R
(Proper motion indicates physical, Red magnitudes) |
|
rPM=0.041 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquarius |
|
Gaia DR2 |
6915872136633952000 |
|