10371+5121 LDS2871

 
 
10h 37m 07.21s +51 20' 16.7" P.A. 10 sep 41.3 mag 14.35,16.73 Sp M2+M4
 
 
Coord 2000
10371+5121
Discov num
LDS2871
Comp
Coord arcsec 2000
10 37 07.21 +51 20 16.7
Date first
1955
Date last
2015
Obs
8
Pa first
10
Pa last
10
P.A. Now (θ)
10°
Sep first
41.0
Sep last
41.3
Sep. Now (ρ)
41.3"
Mag pri
14.35
Mag sec
16.73
delta mag (ΔM)
2.38
Spectral class
M2+M4 (red/red)
Pri motion ra
-027
Sec motion ra
-027
Pri motion dec
-154
Sec motion dec
-155
Notes
V (Proper motion indicates physical)
rPM=0.006 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
10.1
Precise sep
41.282
Constellation
Ursa Major
Gaia DR2
9451686272
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10371+5121 LDS2871 1998 3 10 41.3 15.60 17.50 D 103707.21+512016.7
10371+5121 LDS2871 2003 4 10 41.1 15.60 17.50 D 103707.21+512016.7
10371+5121 LDS2871 2010 6 10 41.3 14.35 16.73 M2+M4 V 103707.21+512016.7
10371+5121 LDS2871 2015 8 10 41.3 14.35 16.73 M2+M4 V 103707.21+512016.7

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