15377-2539 RST2971

 
 
15h 37m 39.71s -25 39' 15.5" P.A. 246 sep 0.2 mag 9.90,10.50 Sp G2V
 
 
Coord 2000
15377-2539
Discov num
RST2971
Comp
Coord arcsec 2000
15 37 39.71 -25 39 15.5
Date first
1935
Date last
1950
Obs
3
Pa first
246
Pa last
246
P.A. Now (θ)
246°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
9.90
Mag sec
10.50
delta mag (ΔM)
0.6
Spectral class
G2V (yellow)
Pri motion ra
-031
Sec motion ra
Pri motion dec
-034
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
246
Precise sep
0.2
Cdsa2 id
RST 2971
Constellation
Libra
SAO
183633
Tycho2
6768-00574-1
HD
139203
Ra deg
15.627697222222222
De deg
-25.654305555555553
last precise pa
246
last precise sep
0.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15377-2539 RST2971 1950 3 246 0.2 9.90 10.50 G2V 153739.71-253915.5

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