19516+2810 J  3021

 
 
19h 51m 28.70s +28 10' 52.5" P.A. 180 sep 5.3 mag 9.70,11.00 Sp A7
 
 
Coord 2000
19516+2810
Discov num
J  3021
Comp
Coord arcsec 2000
19 51 28.70 +28 10 52.5
Date first
1944
Date last
2007
Obs
6
Pa first
160
Pa last
180
P.A. Now (θ)
180°
Sep first
4.0
Sep last
5.3
Sep. Now (ρ)
5.3"
Mag pri
9.70
Mag sec
11.00
delta mag (ΔM)
1.3
Spectral class
A7 (white)
Pri motion ra
+009
Sec motion ra
+008
Pri motion dec
+003
Sec motion dec
+020
Notes
rPM=0.791
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
179.7
Precise sep
5.25
Constellation
Vulpecula
last precise pa
179.7
last precise sep
5.25
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19516+2810 J 3021 2006 3 179 5.5 9.70 11.00 195110.00+281000.0
19516+2810 J 3021 2007 4 180 5.3 9.70 11.00 195128.70+281052.5

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