19409+3956 KOI2991

 
 
19h 40m 52.20s +39 55' 59.2" P.A. 90 sep 4 mag 13.20,19.00
 
 
Coord 2000
19409+3956
Discov num
KOI2991
Comp
Coord arcsec 2000
19 40 52.20 +39 55 59.2
Date first
2010
Date last
2010
Obs
1
Pa first
90
Pa last
90
P.A. Now (θ)
90°
Sep first
4.0
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
13.20
Mag sec
19.00
delta mag (ΔM)
5.8
Spectral class
Pri motion ra
-006
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
89.8
Precise sep
3.959
Constellation
Cygnus
last precise pa
89.8
last precise sep
3.959
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19409+3956 KOI2991 2010 1 90 4.0 13.20 19.00 K 194052.20+395559.2

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