12312-6632 RST 597

 
 
12h 31m 09.94s -66 32' 09.3" P.A. 170 sep 2.3 mag 10.88,11.57 Sp A0
 
 
Coord 2000
12312-6632
Discov num
RST 597
Comp
Coord arcsec 2000
12 31 09.94 -66 32 09.3
Date first
1930
Date last
1998
Obs
4
Pa first
170
Pa last
170
P.A. Now (θ)
170°
Sep first
2.3
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
10.88
Mag sec
11.57
delta mag (ΔM)
0.69
Spectral class
A0 (white)
Pri motion ra
-012
Sec motion ra
-009
Pri motion dec
+030
Sec motion dec
+005
Notes
rPM=0.779
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.1
Precise sep
2.347
Constellation
Musca
Tycho2
8987-00664-1
last precise pa
170.1
last precise sep
2.347
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12312-6632 RST 597 1991 3 171 2.4 10.88 11.57 A0 123109.94-663209.3
12312-6632 RST 597 1998 4 170 2.3 10.88 11.57 A0 123109.94-663209.3

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