12539-6023 JSP 563

 
 
12h 53m 48.17s -60 21' 54.2" P.A. 260 sep 3.8 mag 10.30,12.80 Sp B1V
 
 
Coord 2000
12539-6023
Discov num
JSP 563
Comp
Coord arcsec 2000
12 53 48.17 -60 21 54.2
Date first
1930
Date last
1974
Obs
3
Pa first
270
Pa last
260
P.A. Now (θ)
260°
Sep first
1.4
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
10.30
Mag sec
12.80
delta mag (ΔM)
2.5
Spectral class
B1V (blue-white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260.1
Precise sep
3.78
Cdsa2 id
JSP 563
Constellation
Crux
Ra deg
12.896713888888888
De deg
-60.36505555555556
last precise pa
260.1
last precise sep
3.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12539-6023 JSP 563 1974 3 260 3.8 10.30 12.80 O 125348.17-602154.2

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