15373+3823 SLW1115

 
 
15h 37m 18.70s +38 22' 48.6" P.A. 109 sep 12.5 mag 17.99,18.07 Sp M1.6+M1.7
 
 
Coord 2000
15373+3823
Discov num
SLW1115
Comp
Coord arcsec 2000
15 37 18.70 +38 22 48.6
Date first
1999
Date last
2010
Obs
3
Pa first
109
Pa last
109
P.A. Now (θ)
109°
Sep first
12.6
Sep last
12.5
Sep. Now (ρ)
12.5"
Mag pri
17.99
Mag sec
18.07
delta mag (ΔM)
0.08
Spectral class
M1.6+M1.7 (red/red)
Pri motion ra
-018
Sec motion ra
-015
Pri motion dec
-036
Sec motion dec
-032
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.124 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
109.4
Precise sep
12.53
Constellation
Corona Borealis
last precise pa
109.4
last precise sep
12.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15373+3823 SLW1115 2003 1 109 12.6 17.99 18.07 M1.6 M1.7 V R 153718.70+382248.6
15373+3823 SLW1115 2010 3 110 12.6 17.99 18.07 M1.6+M1.7 V R 153718.70+382248.6

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