18393+3517 HJ 1335

 
 
18h 39m 21.11s +35 18' 31.0" P.A. 6 sep 16.6 mag 10.90,12.00
 
 
Coord 2000
18393+3517
Discov num
HJ 1335
Comp
Coord arcsec 2000
18 39 21.11 +35 18 31.0
Date first
1828
Date last
2010
Obs
8
Pa first
5
Pa last
6
P.A. Now (θ)
Sep first
10.0
Sep last
16.6
Sep. Now (ρ)
16.6"
Mag pri
10.90
Mag sec
12.00
delta mag (ΔM)
1.1
Spectral class
Pri motion ra
-004
Sec motion ra
-003
Pri motion dec
-022
Sec motion dec
-013
Notes
rPM=0.405
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
6
Precise sep
16.6
Constellation
Lyra
Tycho2
2645-00842-1
last precise pa
6
last precise sep
16.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18393+3517 HJ 1335 1998 4 7 16.4 10.90 12.00 D 183921.11+351831.0
18393+3517 HJ 1335 2008 5 7 16.6 10.90 12.00 D 183921.11+351831.0
18393+3517 HJ 1335 2010 8 6 16.3 10.90 12.00 183921.11+351831.0

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