19172+1853 HU  336

 
 
19h 17m 14.64s +18 53' 00.9" P.A. 191 sep 1.5 mag 10.20,10.42 Sp A3
 
 
Coord 2000
19172+1853
Discov num
HU  336
Comp
Coord arcsec 2000
19 17 14.64 +18 53 00.9
Date first
1901
Date last
2008
Obs
29
Pa first
200
Pa last
191
P.A. Now (θ)
191°
Sep first
1.5
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
10.20
Mag sec
10.42
delta mag (ΔM)
0.22
Spectral class
A3 (white)
Pri motion ra
+011
Sec motion ra
+011
Pri motion dec
-002
Sec motion dec
-002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
190.7
Precise sep
1.499
Constellation
Sagitta
Tycho2
1607-00719-1
HD
231065
last precise pa
190.7
last precise sep
1.499
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19172+1853 HU 336 2005 27 194 1.5 10.20 10.42 A3 191714.64+185300.9
19172+1853 HU 336 2008 29 191 1.5 10.20 10.42 A3 191714.64+185300.9

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