20185+0750 SKF1865

 
 
20h 18m 30.64s +07 49' 42.6" P.A. 240.00 sep 56.6 mag 9.70,10.81 Sp A6+F6
 
 
Coord 2000
20185+0750
Discov num
SKF1865
Comp
Coord arcsec 2000
20 18 30.64 +07 49 42.6
Date first
1908
Date last
2015
Obs
13
Pa first
240
Pa last
240
P.A. Now (θ)
240°
Sep first
56.4
Sep last
56.6
Sep. Now (ρ)
56.6"
Mag pri
9.70
Mag sec
10.81
delta mag (ΔM)
1.11
Spectral class
A6+F6 (white/yellow-white)
Pri motion ra
+021
Sec motion ra
+022
Pri motion dec
-028
Sec motion dec
-027
Notes
T (Parallax indicates physical)
rPM=0.04 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
240.3
Precise sep
56.575
Constellation
Aquila
Tycho2
1074-01853-1
Gaia DR2
81162628352
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20185+0750 SKF1865 2010 7 240 56.6 9.70 10.81 A5+G0 201830.64+074942.6
20185+0750 SKF1865 2015 9 240 56.6 9.70 10.81 A5+G0 W 201830.64+074942.6

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