19428-7247 B  2479

 
 
19h 42m 46.60s -72 46' 29.8" P.A. 108 sep 6.5 mag 9.49,12.90 Sp F2IV
 
 
Coord 2000
19428-7247
Discov num
B  2479
Comp
Coord arcsec 2000
19 42 46.60 -72 46 29.8
Date first
1895
Date last
2015
Obs
6
Pa first
114
Pa last
108
P.A. Now (θ)
108°
Sep first
6.4
Sep last
6.5
Sep. Now (ρ)
6.5"
Mag pri
9.49
Mag sec
12.90
delta mag (ΔM)
3.41
Spectral class
F2IV (yellow-white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
+010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
108.2
Precise sep
6.464
Constellation
Pavo
Tycho2
9314-00109-1
Gaia DR2
86241522304
HD
184823
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19428-7247 B 2479 2000 4 108 6.3 9.49 12.90 F2IV D 194246.60-724629.8
19428-7247 B 2479 2015 6 108 6.5 9.49 12.90 F2IV 194246.60-724629.8

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