18579+3020 COU1017

 
 
18h 57m 52.83s +30 19' 44.5" P.A. 183 sep 1.8 mag 10.80,12.40
 
 
Coord 2000
18579+3020
Discov num
COU1017
Comp
Coord arcsec 2000
18 57 52.83 +30 19 44.5
Date first
1973
Date last
2005
Obs
2
Pa first
187
Pa last
183
P.A. Now (θ)
183°
Sep first
1.9
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.80
Mag sec
12.40
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
-023
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
183.1
Precise sep
1.84
Constellation
Lyra
last precise pa
183.1
last precise sep
1.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18579+3020 COU1017 2005 2 183 1.8 10.80 12.40 185752.83+301944.5

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