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
Tycho2
1604-00263-1
HD
231213
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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