18509+2831 MLB 650

 
 
18h 50m 55.11s +28 30' 52.3" P.A. 162 sep 5.4 mag 10.70,11.20
 
 
Coord 2000
18509+2831
Discov num
MLB 650
Comp
Coord arcsec 2000
18 50 55.11 +28 30 52.3
Date first
1930
Date last
2015
Obs
6
Pa first
161
Pa last
162
P.A. Now (θ)
162°
Sep first
3.6
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
10.70
Mag sec
11.20
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-005
Sec motion ra
+012
Pri motion dec
+021
Sec motion dec
-015
Notes
rPM=1.844
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
161.5
Precise sep
5.395
Constellation
Lyra
SAO
86493
Gaia DR2
4538497958942206720
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18509+2831 MLB 650 2000 3 161 5.2 10.70 11.20 D 185055.11+283052.3
18509+2831 MLB 650 2010 4 160 5.5 10.70 11.20 D 185055.11+283052.3
18509+2831 MLB 650 2015 6 162 5.4 10.70 11.20 185055.11+283052.3

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