01520+2809 SKF1603

 
 
01h 51m 58.44s +28 08' 38.5" P.A. 99.00 sep 2.0 mag 17.40,17.80 Sp M3.5V+M3
 
 
Coord 2000
01520+2809
Discov num
SKF1603
Comp
Coord arcsec 2000
01 51 58.44 +28 08 38.5
Date first
2009
Date last
2015
Obs
4
Pa first
99
Pa last
99
P.A. Now (θ)
99°
Sep first
2.0
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
17.40
Mag sec
17.80
delta mag (ΔM)
0.4
Spectral class
M3.5V+M3 (red/red)
Pri motion ra
+002
Sec motion ra
+021
Pri motion dec
-031
Sec motion dec
-062
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.555
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
98.6
Precise sep
2.022
Constellation
Triangulum
Gaia DR2
5632964992
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01520+2809 SKF1603 2009 1 99 2.0 17.40 17.80 M3.5V 015158.44+280838.5
01520+2809 SKF1603 2015 3 99 2.0 17.40 17.80 M3.5V 015158.44+280838.5

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