19553+0539 J   543

 
 
19h 55m 21.64s +05 39' 44.0" P.A. 7 sep 3.6 mag 12.00,12.10
 
 
Coord 2000
19553+0539
Discov num
J   543
Comp
Coord arcsec 2000
19 55 21.64 +05 39 44.0
Date first
1911
Date last
2015
Obs
12
Pa first
9
Pa last
7
P.A. Now (θ)
Sep first
4.0
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
12.00
Mag sec
12.10
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-007
Sec motion ra
Pri motion dec
-064
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
7.2
Precise sep
3.611
Constellation
Aquila
Tycho2
0493-00418-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19553+0539 J 543 2001 9 9 3.4 9.60 9.60 D 195521.59+053946.9
19553+0539 J 543 2013 11 10 2.8 9.60 9.60 195521.59+053946.9
19553+0539 J 543 2015 12 7 3.6 12.00 12.10 R 195521.64+053944.0

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