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
2010
Obs
7
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
41.284
Cdsa2 id
LDS 2871
Constellation
Ursa Major
Ra deg
10.618669444444444
De deg
51.33797222222223
last precise pa
10.1
last precise sep
41.284
 
 
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

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