13094+3857 SLW 828

 
 
13h 09m 25.66s +38 57' 00.6" P.A. 102.00 sep 81.0 mag 17.95,19.38 Sp M1.8+M3.0
 
 
Coord 2000
13094+3857
Discov num
SLW 828
Comp
Coord arcsec 2000
13 09 25.66 +38 57 00.6
Date first
1990
Date last
2015
Obs
9
Pa first
102
Pa last
102
P.A. Now (θ)
102°
Sep first
81.3
Sep last
81.0
Sep. Now (ρ)
81"
Mag pri
17.95
Mag sec
19.38
delta mag (ΔM)
1.43
Spectral class
M1.8+M3.0 (red/red)
Pri motion ra
-085
Sec motion ra
-085
Pri motion dec
+034
Sec motion dec
+039
Notes
V R (Proper motion indicates physical, Red magnitudes)
Visually invisible, K-band or other infrared star rPM=0.053 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
102.2
Precise sep
81.016
Constellation
Canes Venatici
SAO
63373
Gaia DR2
51171018368
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13094+3857 SLW 828 2003 1 102 81.0 17.95 19.38 M1.8 M3.0 V R 130925.66+385700.6
13094+3857 SLW 828 2010 3 102 81.0 17.95 19.38 M1.8+M3.0 V R 130925.66+385700.6
13094+3857 SLW 828 2015 4 102 81.0 17.95 19.38 M1.8+M3.0 V R 130925.66+385700.6

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