19511+4927 KOI 540

 
 
19h 51m 04.07s +49 26' 47.9" P.A. 320.00 sep 3.2 mag 13.20,15.80
 
 
Coord 2000
19511+4927
Discov num
KOI 540
Comp
Coord arcsec 2000
19 51 04.07 +49 26 47.9
Date first
2010
Date last
2015
Obs
2
Pa first
318
Pa last
320
P.A. Now (θ)
320°
Sep first
3.2
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
13.20
Mag sec
15.80
delta mag (ΔM)
2.6
Spectral class
Pri motion ra
+006
Sec motion ra
Pri motion dec
-013
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
319.7
Precise sep
3.155
Constellation
Cygnus
Gaia DR2
60381403520
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19511+4927 KOI 540 2010 1 318 3.2 13.20 15.80 K 195104.07+492647.9
19511+4927 KOI 540 2015 2 320 3.2 13.20 15.80 K 195104.07+492647.9

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