19211+1751 HU  338

 
 
19h 21m 06.63s +17 51' 25.7" P.A. 140 sep 0.3 mag 10.20,10.20 Sp B8
 
 
Coord 2000
19211+1751
Discov num
HU  338
Comp
Coord arcsec 2000
19 21 06.63 +17 51 25.7
Date first
1901
Date last
2008
Obs
15
Pa first
109
Pa last
140
P.A. Now (θ)
140°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.20
Mag sec
10.20
delta mag (ΔM)
0
Spectral class
B8 (blue-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
+012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.6
Precise sep
0.271
Constellation
Sagitta
last precise pa
139.6
last precise sep
0.271
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19211+1751 HU 338 1988 14 133 0.2 10.20 10.20 B8 192106.63+175125.7
19211+1751 HU 338 2008 15 140 0.3 10.20 10.20 B8 192106.63+175125.7

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