13577+0944 SLW 949

 
 
13h 57m 42.12s +09 43' 37.2" P.A. 306.00 sep 81.5 mag 17.76,19.35 Sp M2.9+M3.8
 
 
Coord 2000
13577+0944
Discov num
SLW 949
Comp
Coord arcsec 2000
13 57 42.12 +09 43 37.2
Date first
2000
Date last
2015
Obs
8
Pa first
306
Pa last
306
P.A. Now (θ)
306°
Sep first
81.5
Sep last
81.5
Sep. Now (ρ)
81.5"
Mag pri
17.76
Mag sec
19.35
delta mag (ΔM)
1.59
Spectral class
M2.9+M3.8 (red/red)
Pri motion ra
-041
Sec motion ra
-045
Pri motion dec
-036
Sec motion dec
-031
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.117 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
305.8
Precise sep
81.512
Constellation
Bootes
Gaia DR2
87772058240
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13577+0944 SLW 949 2003 1 306 81.5 17.76 19.35 M2.9 M3.8 V R 135742.12+094337.2
13577+0944 SLW 949 2010 3 306 81.5 17.76 19.35 M2.9+M3.8 V R 135742.12+094337.2
13577+0944 SLW 949 2015 4 306 81.5 17.76 19.35 M2.9+M3.8 V R 135742.12+094337.2

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