19425+5655 HJ 2896

 
 
19h 42m 31.87s +56 55' 21.2" P.A. 22 sep 17.1 mag 9.94,11.32 Sp A3
 
 
Coord 2000
19425+5655
Discov num
HJ 2896
Comp
Coord arcsec 2000
19 42 31.87 +56 55 21.2
Date first
1831
Date last
2010
Obs
11
Pa first
20
Pa last
22
P.A. Now (θ)
22°
Sep first
18.0
Sep last
17.1
Sep. Now (ρ)
17.1"
Mag pri
9.94
Mag sec
11.32
delta mag (ΔM)
1.38
Spectral class
A3 (white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-010
Sec motion dec
-012
Notes
rPM=0.167 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
22.1
Precise sep
17.06
Constellation
Cygnus
Tycho2
3942-01548-1
HD
239184
last precise pa
22.1
last precise sep
17.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19425+5655 HJ 2896 2006 9 21 17.6 9.94 11.32 A3 D 194231.87+565521.2
19425+5655 HJ 2896 2010 11 22 17.0 9.94 11.32 A3 194231.87+565521.2

If you need more information about this double, apply for a data request form to the WDS.