19516+2009 HU  350

 
 
19h 51m 34.83s +20 08' 38.1" P.A. 45 sep 3.4 mag 9.35,9.77 Sp A2
 
 
Coord 2000
19516+2009
Discov num
HU  350
Comp
Coord arcsec 2000
19 51 34.83 +20 08 38.1
Date first
1895
Date last
2016
Obs
31
Pa first
52
Pa last
45
P.A. Now (θ)
45°
Sep first
3.0
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
9.35
Mag sec
9.77
delta mag (ΔM)
0.42
Spectral class
A2 (white)
Pri motion ra
+000
Sec motion ra
+017
Pri motion dec
-015
Sec motion dec
+006
Notes
rPM=1.499
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
45.4
Precise sep
3.4
Constellation
Vulpecula
Tycho2
1623-01573-1
HD
187883
last precise pa
45.4
last precise sep
3.379
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19516+2009 HU 350 1998 28 46 3.3 9.35 9.77 A2 D 195134.83+200838.1
19516+2009 HU 350 2008 29 45 3.3 9.35 9.77 A2 D 195134.83+200838.1
19516+2009 HU 350 2011 31 45 3.4 9.35 9.77 A2 D 195134.83+200838.1
19516+2009 HU 350 2016 31 45 3.4 9.35 9.77 A2 195134.83+200838.1

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