19104-2118 ARA1564

 
 
19h 10m 23.88s -21 18' 44.6" P.A. 146 sep 14.9 mag 9.22,12.10 Sp A5IV
 
 
Coord 2000
19104-2118
Discov num
ARA1564
Comp
Coord arcsec 2000
19 10 23.88 -21 18 44.6
Date first
1920
Date last
2015
Obs
7
Pa first
145
Pa last
146
P.A. Now (θ)
146°
Sep first
14.2
Sep last
14.9
Sep. Now (ρ)
14.9"
Mag pri
9.22
Mag sec
12.10
delta mag (ΔM)
2.88
Spectral class
A5IV (white)
Pri motion ra
-005
Sec motion ra
-007
Pri motion dec
-017
Sec motion dec
-028
Notes
rPM=0.387
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
145.7
Precise sep
14.864
Constellation
Sagittarius
SAO
187772
Tycho2
6295-01879-1
HD
178706
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19104-2118 ARA1564 1999 4 145 14.7 9.22 12.10 A5IV D 191023.88-211844.6
19104-2118 ARA1564 2000 6 146 15.0 9.22 12.10 A5IV D 191023.88-211844.6
19104-2118 ARA1564 2015 7 146 14.9 9.22 12.10 A5IV 191023.88-211844.6

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