19540+2616 COU1321

 
 
19h 53m 56.16s +26 15' 36.0" P.A. 139 sep 0.2 mag 11.60,11.60 Sp F8
 
 
Coord 2000
19540+2616
Discov num
COU1321
Comp
Coord arcsec 2000
19 53 56.16 +26 15 36.0
Date first
1975
Date last
2008
Obs
3
Pa first
117
Pa last
139
P.A. Now (θ)
139°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
11.60
Mag sec
11.60
delta mag (ΔM)
0
Spectral class
F8 (yellow-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-020
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.2
Precise sep
0.219
Constellation
Vulpecula
Tycho2
2148-00605-1
HD
339099
last precise pa
139.2
last precise sep
0.219
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19540+2616 COU1321 1990 2 130 0.3 11.60 11.60 F8 195356.16+261536.0
19540+2616 COU1321 2008 3 139 0.2 11.60 11.60 F8 195356.16+261536.0

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