18349+2840 LDS4791

 
 
18h 34m 57.80s +28 39' 37.7" P.A. 78 sep 15.7 mag 13.80,17.50
 
 
Coord 2000
18349+2840
Discov num
LDS4791
Comp
Coord arcsec 2000
18 34 57.80 +28 39 37.7
Date first
1960
Date last
2010
Obs
4
Pa first
91
Pa last
78
P.A. Now (θ)
78°
Sep first
17.0
Sep last
15.7
Sep. Now (ρ)
15.7"
Mag pri
13.80
Mag sec
17.50
delta mag (ΔM)
3.7
Spectral class
Pri motion ra
-003
Sec motion ra
-019
Pri motion dec
-007
Sec motion dec
+026
Notes
rPM=1.139
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
78.1
Precise sep
15.72
Constellation
Lyra
last precise pa
78.1
last precise sep
15.72
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18349+2840 LDS4791 2000 2 78 15.8 13.80 17.50 D 183457.80+283937.7
18349+2840 LDS4791 2002 3 78 15.7 13.80 17.50 D 183457.80+283937.7
18349+2840 LDS4791 2010 4 79 15.7 13.80 17.50 183457.80+283937.7

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