08307+0339 SKF 659

 
 
08h 30m 40.44s +03 38' 55.0" P.A. 14 sep 2.2 mag 17.90,18.30 Sp M0
 
 
Coord 2000
08307+0339
Discov num
SKF 659
Comp
Coord arcsec 2000
08 30 40.44 +03 38 55.0
Date first
2001
Date last
2002
Obs
2
Pa first
13
Pa last
14
P.A. Now (θ)
14°
Sep first
2.2
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
17.90
Mag sec
18.30
delta mag (ΔM)
0.4
Spectral class
M0 (red)
Pri motion ra
+008
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
13.8
Precise sep
2.21
Constellation
Hydra
last precise pa
13.8
last precise sep
2.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08307+0339 SKF 659 2002 2 14 2.2 17.90 18.30 M0 083040.44+033855.0

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