12533-1831 RST2821

 
 
12h 53m 15.04s -18 31' 19.5" P.A. 331 sep 1.4 mag 8.40,12.90 Sp F7V dist. 95.24 pc (310.67 l.y.)
 
 
Coord 2000
12533-1831
Discov num
RST2821
Comp
Coord arcsec 2000
12 53 15.04 -18 31 19.5
Date first
1935
Date last
1987
Obs
7
Pa first
342
Pa last
331
P.A. Now (θ)
331°
Sep first
1.8
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
8.40
Mag sec
12.90
delta mag (ΔM)
4.5
Spectral class
F7V (yellow-white)
Pri motion ra
+294
Sec motion ra
Pri motion dec
-798
Sec motion dec
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
331
Precise sep
1.36
Constellation
Corvus
SAO
157573
HIP
62882
Tycho2
6114-01018-1
HD
111980
BD
BD-17 3723
Distance
95.24
Distance ly
310.67
last precise pa
331
last precise sep
1.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12533-1831 RST2821 1987 7 331 1.4 8.40 12.90 F7V N 125314.87-183113.0

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