10571+1638 SLW 544

 
 
10h 57m 08.29s +16 37' 42.6" P.A. 240 sep 8.5 mag 17.91,19.21 Sp M2.4+M3.3
 
 
Coord 2000
10571+1638
Discov num
SLW 544
Comp
Coord arcsec 2000
10 57 08.29 +16 37 42.6
Date first
1999
Date last
2010
Obs
3
Pa first
240
Pa last
240
P.A. Now (θ)
240°
Sep first
8.6
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
17.91
Mag sec
19.21
delta mag (ΔM)
1.3
Spectral class
M2.4+M3.3 (red/red)
Pri motion ra
-028
Sec motion ra
-030
Pri motion dec
-040
Sec motion dec
-042
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.055 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
239.9
Precise sep
8.5
Constellation
Leo
last precise pa
239.9
last precise sep
8.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10571+1638 SLW 544 2005 1 239 8.6 17.91 19.21 M2.4 M3.3 V R 105708.29+163742.6
10571+1638 SLW 544 2010 3 241 8.6 17.91 19.21 M2.4+M3.3 V R 105708.29+163742.6

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