08525+2904 SLW 309

 
 
08h 52m 27.56s +29 04' 16.0" P.A. 32.00 sep 39.9 mag 18.60,19.50 Sp M2.5+M3.4
 
 
Coord 2000
08525+2904
Discov num
SLW 309
Comp
Coord arcsec 2000
08 52 27.56 +29 04 16.0
Date first
2000
Date last
2015
Obs
7
Pa first
32
Pa last
32
P.A. Now (θ)
32°
Sep first
39.9
Sep last
39.9
Sep. Now (ρ)
39.9"
Mag pri
18.60
Mag sec
19.50
delta mag (ΔM)
0.9
Spectral class
M2.5+M3.4 (red/red)
Pri motion ra
-017
Sec motion ra
-022
Pri motion dec
-035
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
Visually invisible, K-band or other infrared star rPM=0.155 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
32.2
Precise sep
39.934
Constellation
Cancer
Gaia DR2
7524248064
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08525+2904 SLW 309 2003 1 32 39.8 18.62 19.53 M2.5 M3.4 V R 085227.56+290416.0
08525+2904 SLW 309 2010 3 33 40.0 18.60 19.50 M2.5+M3.4 V R 085227.56+290416.0
08525+2904 SLW 309 2015 4 32 39.8 18.60 19.50 M2.5+M3.4 V R 085227.56+290416.0

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