18429-3917 I  1379 (V719 CrA)

 
 
18h 42m 53.14s -39 17' 08.4" P.A. 144 sep 0.1 mag 7.67,7.85 Sp B5III/IV dist. 456.62 pc (1489.49 l.y.)
 
 
Coord 2000
18429-3917
Discov num
I  1379
Comp
Coord arcsec 2000
18 42 53.14 -39 17 08.4
Date first
1926
Date last
2008
Obs
11
Pa first
179
Pa last
144
P.A. Now (θ)
144°
Sep first
0.5
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
7.67
Mag sec
7.85
delta mag (ΔM)
0.18
Spectral class
B5III/IV (blue-white)
Pri motion ra
+006
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
143.6
Precise sep
0.125
Var name
V719 CrA
Constellation
Corona Austrina
SAO
210488
HIP
91777
Tycho2
7915-01621-1
HD
172579
CD
CD-3912836
CP
CP-39 8155
Distance
456.62
Distance ly
1489.49
last precise pa
143.6
last precise sep
0.125
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18429-3917 I 1379 1991 10 159 0.2 7.67 7.85 B5III/IV 184253.14-391708.4
18429-3917 I 1379 2008 11 144 0.1 7.67 7.85 B5III/IV 184253.14-391708.4

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