15531-5534 JSP 672

 
 
15h 53m 09.51s -55 33' 56.3" P.A. 355 sep 0.5 mag 10.54,11.08 Sp B9
 
 
Coord 2000
15531-5534
Discov num
JSP 672
Comp
Coord arcsec 2000
15 53 09.51 -55 33 56.3
Date first
1929
Date last
1991
Obs
3
Pa first
15
Pa last
355
P.A. Now (θ)
355°
Sep first
0.7
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.54
Mag sec
11.08
delta mag (ΔM)
0.54
Spectral class
B9 (blue-white)
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
-011
Sec motion dec
-011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
354.7
Precise sep
0.54
Constellation
Norma
Tycho2
8701-00398-1
HD
141708
last precise pa
354.7
last precise sep
0.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15531-5534 JSP 672 1991 3 355 0.5 10.54 11.08 B9 155309.51-553356.3

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