15381-4536 B  1788

 
 
15h 38m 07.25s -45 35' 54.4" P.A. 252 sep 3.3 mag 9.77,12.60 Sp F0V
 
 
Coord 2000
15381-4536
Discov num
B  1788
Comp
Coord arcsec 2000
15 38 07.25 -45 35 54.4
Date first
1930
Date last
2000
Obs
3
Pa first
250
Pa last
252
P.A. Now (θ)
252°
Sep first
3.0
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
9.77
Mag sec
12.60
delta mag (ΔM)
2.83
Spectral class
F0V (yellow-white)
Pri motion ra
+006
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252
Precise sep
3.29
Cdsa2 id
B 1788
Constellation
Lupus
SAO
226002
Tycho2
8296-03303-1
HD
139108
Ra deg
15.635347222222222
De deg
-45.598444444444446
last precise pa
252
last precise sep
3.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15381-4536 B 1788 1930 1 250 3.0 9.77 12.60 F0V 153807.25-453554.4
15381-4536 B 1788 2000 3 252 3.3 9.77 12.60 F0V 153807.25-453554.4

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