18561-4230 LDS 658

 
 
18h 56m 07.99s -42 30' 16.2" P.A. 258 sep 76 mag 10.10,13.45
 
 
Coord 2000
18561-4230
Discov num
LDS 658
Comp
Coord arcsec 2000
18 56 07.99 -42 30 16.2
Date first
1920
Date last
2010
Obs
4
Pa first
225
Pa last
258
P.A. Now (θ)
258°
Sep first
84.0
Sep last
76.0
Sep. Now (ρ)
76"
Mag pri
10.10
Mag sec
13.45
delta mag (ΔM)
3.35
Spectral class
Pri motion ra
-046
Sec motion ra
-063
Pri motion dec
-037
Sec motion dec
-055
Notes
rPM=0.296 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
258.2
Precise sep
76.03
Cdsa2 id
LDS 658
Constellation
Corona Austrina
Ra deg
18.93555277777778
De deg
-42.5045
last precise pa
258.2
last precise sep
76.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18561-4230 LDS 658 1920 1 225 84.0 10.10 14.00 185607.99-423016.2
18561-4230 LDS 658 1998 3 258 76.0 10.10 13.45 185607.99-423016.2
18561-4230 LDS 658 2010 4 258 76.0 10.10 13.45 185607.99-423016.2

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