18107+3903 ES 2569

 
 
18h 10m 46.17s +39 02' 52.5" P.A. 276 sep 9.9 mag 9.50,10.00
 
 
Coord 2000
18107+3903
Discov num
ES 2569
Comp
Coord arcsec 2000
18 10 46.17 +39 02 52.5
Date first
1932
Date last
2017
Obs
16
Pa first
274
Pa last
276
P.A. Now (θ)
276°
Sep first
9.3
Sep last
9.9
Sep. Now (ρ)
9.9"
Mag pri
9.50
Mag sec
10.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+007
Sec motion ra
-004
Pri motion dec
+018
Sec motion dec
+014
Notes
V (Proper motion indicates physical)
rPM=0.606
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.7
Precise sep
9.942
Constellation
Hercules
last precise pa
275.7
last precise sep
9.942
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18107+3903 ES 2569 2006 11 276 9.6 9.50 10.00 DV 181046.17+390252.5
18107+3903 ES 2569 2010 14 275 9.9 9.50 10.00 V 181046.17+390252.5
18107+3903 ES 2569 2017 16 276 9.9 9.50 10.00 V 181046.17+390252.5

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