13408+2150 SLW 908

 
 
13h 40m 45.23s +21 50' 27.4" P.A. 150 sep 177.1 mag 18.73,19.46 Sp M3.4+M3.6
 
 
Coord 2000
13408+2150
Discov num
SLW 908
Comp
Coord arcsec 2000
13 40 45.23 +21 50 27.4
Date first
2000
Date last
2015
Obs
8
Pa first
150
Pa last
150
P.A. Now (θ)
150°
Sep first
176.9
Sep last
177.1
Sep. Now (ρ)
177.1"
Mag pri
18.73
Mag sec
19.46
delta mag (ΔM)
0.73
Spectral class
M3.4+M3.6 (red/red)
Pri motion ra
+013
Sec motion ra
+016
Pri motion dec
-034
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.156 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
149.8
Precise sep
177.119
Constellation
Bootes
Gaia DR2
32420730368
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13408+2150 SLW 908 2005 1 150 177.1 18.73 19.46 M3.4 M3.6 V R 134045.23+215027.4
13408+2150 SLW 908 2010 3 150 177.0 18.73 19.46 M3.4+M3.6 V R 134045.23+215027.4
13408+2150 SLW 908 2015 4 150 177.2 18.73 19.46 M3.4+M3.6 V R 134045.23+215027.4

If you need more information about this double, apply for a data request form to the WDS.