02187+2225 SLW 108

 
 
02h 18m 42.27s +22 24' 59.5" P.A. 302 sep 21.5 mag 18.70,18.90 Sp M3.0+M3.3
 
 
Coord 2000
02187+2225
Discov num
SLW 108
Comp
Coord arcsec 2000
02 18 42.27 +22 24 59.5
Date first
1997
Date last
2010
Obs
3
Pa first
303
Pa last
302
P.A. Now (θ)
302°
Sep first
21.4
Sep last
21.5
Sep. Now (ρ)
21.5"
Mag pri
18.70
Mag sec
18.90
delta mag (ΔM)
0.2
Spectral class
M3.0+M3.3 (red/red)
Pri motion ra
-025
Sec motion ra
-032
Pri motion dec
-040
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.137 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
302.4
Precise sep
21.53
Constellation
Aries
last precise pa
302.4
last precise sep
21.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02187+2225 SLW 108 2004 1 303 21.4 18.71 18.88 M3.0 M3.3 V R 021842.27+222459.5
02187+2225 SLW 108 2010 3 302 21.5 18.70 18.90 M3.0+M3.3 V R 021842.27+222459.5

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