19409-1619 BU 1287

 
 
19h 40m 58.71s -16 18' 59.1" P.A. 140 sep 1.3 mag 11.20,11.50
 
 
Coord 2000
19409-1619
Discov num
BU 1287
Comp
Coord arcsec 2000
19 40 58.71 -16 18 59.1
Date first
1899
Date last
2015
Obs
5
Pa first
144
Pa last
140
P.A. Now (θ)
140°
Sep first
1.1
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
11.20
Mag sec
11.50
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-010
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
140
Precise sep
1.296
Constellation
Sagittarius
last precise pa
140
last precise sep
1.296
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19409-1619 BU 1287 1936 4 143 1.2 10.80 11.50 194006.67-161900.0
19409-1619 BU 1287 2015 5 140 1.3 11.20 11.50 194058.71-161859.1

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