18587+2744 COU 817

 
 
18h 58m 42.66s +27 45' 01.1" P.A. 198 sep 1 mag 11.30,11.30
 
 
Coord 2000
18587+2744
Discov num
COU 817
Comp
Coord arcsec 2000
18 58 42.66 +27 45 01.1
Date first
1972
Date last
2009
Obs
2
Pa first
18
Pa last
198
P.A. Now (θ)
198°
Sep first
0.8
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
11.30
Mag sec
11.30
delta mag (ΔM)
0
Spectral class
Pri motion ra
-008
Sec motion ra
Pri motion dec
-020
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
197.8
Precise sep
1.02
Constellation
Lyra
last precise pa
197.8
last precise sep
1.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18587+2744 COU 817 1972 1 18 0.8 11.30 11.30 185808.57+274400.0
18587+2744 COU 817 2009 2 18 1.0 11.30 11.30 185842.66+274501.1

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