18481+3929 COU1609

 
 
18h 48m 06.30s +39 29' 14.6" P.A. 199 sep 0.8 mag 11.00,13.00
 
 
Coord 2000
18481+3929
Discov num
COU1609
Comp
Coord arcsec 2000
18 48 06.30 +39 29 14.6
Date first
1977
Date last
2009
Obs
3
Pa first
206
Pa last
199
P.A. Now (θ)
199°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
11.00
Mag sec
13.00
delta mag (ΔM)
2
Spectral class
Pri motion ra
-008
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
199.3
Precise sep
0.844
Constellation
Lyra
Tycho2
3122-01081-1
last precise pa
199.3
last precise sep
0.844
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18481+3929 COU1609 1977 1 206 0.8 11.00 13.00 184806.30+392914.6
18481+3929 COU1609 2009 2 199 0.8 11.00 13.00 184806.30+392914.6

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