02157-2236 B    31

 
 
02h 15m 39.08s -22 35' 57.5" P.A. 68 sep 3.1 mag 8.82,15.00 Sp F8
 
 
Coord 2000
02157-2236
Discov num
B    31
Comp
Coord arcsec 2000
02 15 39.08 -22 35 57.5
Date first
1925
Date last
2000
Obs
5
Pa first
62
Pa last
68
P.A. Now (θ)
68°
Sep first
3.5
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
8.82
Mag sec
15.00
delta mag (ΔM)
6.18
Spectral class
F8 (yellow-white)
Pri motion ra
-029
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
67.8
Precise sep
3.13
Constellation
Cetus
SAO
167663
Tycho2
6433-01295-1
HD
14020
last precise pa
67.8
last precise sep
3.13
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02157-2236 B 31 1987 3 65 3.6 8.82 15.00 F8 021539.08-223557.5
02157-2236 B 31 2000 4 68 3.1 8.82 15.00 F8 021539.08-223557.5

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