10218+3555 LDS1240

 
 
10h 21m 50.28s +35 55' 03.0" P.A. 144 sep 13.2 mag 16.79,17.96 Sp M4+M4
 
 
Coord 2000
10218+3555
Discov num
LDS1240
Comp
Coord arcsec 2000
10 21 50.28 +35 55 03.0
Date first
1962
Date last
2015
Obs
6
Pa first
143
Pa last
144
P.A. Now (θ)
144°
Sep first
13.0
Sep last
13.2
Sep. Now (ρ)
13.2"
Mag pri
16.79
Mag sec
17.96
delta mag (ΔM)
1.17
Spectral class
M4+M4 (red/red)
Pri motion ra
-173
Sec motion ra
-171
Pri motion dec
-077
Sec motion dec
-078
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.012 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
144.4
Precise sep
13.232
Constellation
Leo Minor
Gaia DR2
3346004864
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10218+3555 LDS1240 2000 3 144 13.3 16.79 17.96 D 102150.28+355503.0
10218+3555 LDS1240 2004 4 145 13.2 16.79 17.96 M4+M4 NV 102150.28+355503.0
10218+3555 LDS1240 2010 5 145 13.0 16.79 17.96 M4+M4 NV 102150.28+355503.0
10218+3555 LDS1240 2015 6 144 13.2 16.79 17.96 M4+M4 NV 102150.28+355503.0

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