18487+4631 DEA 312

 
 
18h 48m 46.76s +46 31' 22.5" P.A. 136 sep 12.9 mag 10.10,12.20
 
 
Coord 2000
18487+4631
Discov num
DEA 312
Comp
Coord arcsec 2000
18 48 46.76 +46 31 22.5
Date first
1998
Date last
2015
Obs
5
Pa first
136
Pa last
136
P.A. Now (θ)
136°
Sep first
13.0
Sep last
12.9
Sep. Now (ρ)
12.9"
Mag pri
10.10
Mag sec
12.20
delta mag (ΔM)
2.1
Spectral class
Pri motion ra
+012
Sec motion ra
+013
Pri motion dec
+004
Sec motion dec
+006
Notes
V (Proper motion indicates physical)
rPM=0.156 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
136.1
Precise sep
12.876
Cdsa2 id
DEA 312
Constellation
Lyra
Ra deg
18.81298888888889
De deg
46.52291666666667
last precise pa
136.1
last precise sep
12.876
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18487+4631 DEA 312 2013 2 136 12.9 10.10 12.20 V 184846.76+463122.5
18487+4631 DEA 312 2015 5 136 12.9 10.10 12.20 V 184846.76+463122.5

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