18490+3914 COU1610

 
 
18h 49m 01.33s +39 13' 32.4" P.A. 140 sep 0.4 mag 11.20,11.40
 
 
Coord 2000
18490+3914
Discov num
COU1610
Comp
Coord arcsec 2000
18 49 01.33 +39 13 32.4
Date first
1977
Date last
2008
Obs
3
Pa first
141
Pa last
140
P.A. Now (θ)
140°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
11.20
Mag sec
11.40
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+002
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
139.8
last precise sep
0.379
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18490+3914 COU1610 1996 2 145 0.4 11.20 11.40 184901.33+391332.4
18490+3914 COU1610 2008 3 140 0.4 11.20 11.40 184901.33+391332.4

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