18465+3958 LDS4799

 
 
18h 46m 23.19s +39 58' 19.6" P.A. 70 sep 10.3 mag 13.80,16.80 Sp M5+M4
 
 
Coord 2000
18465+3958
Discov num
LDS4799
Comp
Coord arcsec 2000
18 46 23.19 +39 58 19.6
Date first
1960
Date last
2016
Obs
6
Pa first
71
Pa last
70
P.A. Now (θ)
70°
Sep first
10.5
Sep last
10.3
Sep. Now (ρ)
10.3"
Mag pri
13.80
Mag sec
16.80
delta mag (ΔM)
3
Spectral class
M5+M4 (red/red)
Pri motion ra
-125
Sec motion ra
-073
Pri motion dec
+024
Sec motion dec
+045
Notes
V (Proper motion indicates physical)
rPM=0.441
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
70.4
Precise sep
10.294
Constellation
Lyra
last precise pa
70.4
last precise sep
10.294
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18465+3958 LDS4799 1960 1 71 10.5 15.00 18.30 184612.00+395800.0
18465+3958 LDS4799 2000 2 71 10.6 13.80 16.80 184623.19+395819.6
18465+3958 LDS4799 2002 3 71 10.7 13.80 16.80 184623.19+395819.6
18465+3958 LDS4799 2005 4 71 10.6 13.80 16.80 M5+M4 V 184623.19+395819.6
18465+3958 LDS4799 2016 6 70 10.3 13.80 16.80 M5+M4 V 184623.19+395819.6

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