10366+5440 LDS2870

 
 
10H 36M 38.94S +54 40' 50.3" P.A. 311 SEP 9.2 MAG 16.10,20.80 SP M2+M5
 
 
Coord 2000
10366+5440
Discov num
LDS2870
Comp
Coord arcsec 2000
10 36 38.94 +54 40 50.3
Date first
1955
Date last
2001
Obs
3
Pa first
305
Pa last
311
P.A. Now (θ)
311°
Sep first
7.0
Sep last
9.2
Sep. Now (ρ)
9.2"
Mag pri
16.10
Mag sec
20.80
delta mag (ΔM)
4.7
Spectral class
M2+M5 (red/red)
Pri motion ra
-065
Sec motion ra
-063
Pri motion dec
-005
Sec motion dec
-007
Notes
V (Proper motion indicates physical)
rPM=0.043 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ursa Major
last precise pa
311.2
last precise sep
9.17