18315+3530 LDS4790

 
 
18h 31m 35.53s +35 30' 01.7" P.A. 283 sep 315.1 mag 15.30,17.94
 
 
Coord 2000
18315+3530
Discov num
LDS4790
Comp
Coord arcsec 2000
18 31 35.53 +35 30 01.7
Date first
1960
Date last
2010
Obs
3
Pa first
283
Pa last
283
P.A. Now (θ)
283°
Sep first
316.0
Sep last
315.1
Sep. Now (ρ)
315.1"
Mag pri
15.30
Mag sec
17.94
delta mag (ΔM)
2.64
Spectral class
Pri motion ra
-078
Sec motion ra
-034
Pri motion dec
-080
Sec motion dec
-050
Notes
rPM=0.477
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
283.2
Precise sep
315.06
Constellation
Lyra
last precise pa
283.2
last precise sep
315.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18315+3530 LDS4790 1998 2 283 315.5 15.30 17.94 D 183135.53+353001.7
18315+3530 LDS4790 2010 3 283 315.1 15.30 17.94 183135.53+353001.7

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