19471+3321 HU  758

 
 
19h 47m 03.84s +33 21' 21.0" P.A. 146 sep 0.9 mag 9.42,9.43 Sp A
 
 
Coord 2000
19471+3321
Discov num
HU  758
Comp
Coord arcsec 2000
19 47 03.84 +33 21 21.0
Date first
1904
Date last
2016
Obs
34
Pa first
148
Pa last
146
P.A. Now (θ)
146°
Sep first
1.0
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
9.42
Mag sec
9.43
delta mag (ΔM)
0.01
Spectral class
A (white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-009
Sec motion dec
-009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
145.5
Precise sep
0.88
Constellation
Cygnus
SAO
68847
Tycho2
2660-00543-1
HD
187124
last precise pa
145.5
last precise sep
0.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19471+3321 HU 758 2007 27 145 0.9 9.42 9.43 A 194703.84+332121.0
19471+3321 HU 758 2010 31 145 0.9 9.42 9.43 A 194703.84+332121.0
19471+3321 HU 758 2012 33 144 0.9 9.42 9.43 A 194703.84+332121.0
19471+3321 HU 758 2016 34 146 0.9 9.42 9.43 A 194703.84+332121.0

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