00310+2551 SLW  24

 
 
00h 31m 00.56s +25 50' 46.6" P.A. 127.00 sep 21.3 mag 16.40,18.70 Sp M1.4+M3.2
 
 
Coord 2000
00310+2551
Discov num
SLW  24
Comp
Coord arcsec 2000
00 31 00.56 +25 50 46.6
Date first
1954
Date last
2016
Obs
11
Pa first
128
Pa last
127
P.A. Now (θ)
127°
Sep first
21.3
Sep last
21.3
Sep. Now (ρ)
21.3"
Mag pri
16.40
Mag sec
18.70
delta mag (ΔM)
2.3
Spectral class
M1.4+M3.2 (red/red)
Pri motion ra
+043
Sec motion ra
+044
Pri motion dec
-031
Sec motion dec
-026
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.096 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
127.3
Precise sep
21.27
Constellation
Andromeda
Gaia DR2
2807746706967041536
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00310+2551 SLW 24 2004 1 127 21.3 16.35 18.69 M1.4 M3.2 V R 003100.56+255046.6
00310+2551 SLW 24 2010 5 127 21.3 16.40 18.70 M1.4+M3.2 V R 003100.56+255046.6
00310+2551 SLW 24 2015 6 127 21.3 16.40 18.70 M1.4+M3.2 V R 003100.56+255046.6

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