19581+4037 KOI3904

 
 
19h 58m 05.36s +40 36' 40.5" P.A. 28 sep 3 mag 13.40,16.70
 
 
Coord 2000
19581+4037
Discov num
KOI3904
Comp
Coord arcsec 2000
19 58 05.36 +40 36 40.5
Date first
2010
Date last
2015
Obs
2
Pa first
27
Pa last
28
P.A. Now (θ)
28°
Sep first
2.9
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
13.40
Mag sec
16.70
delta mag (ΔM)
3.3
Spectral class
Pri motion ra
+000
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
28
Precise sep
2.95
Constellation
Cygnus
SAO
49036
Tycho2
3141-03136-1
Gaia DR2
45390917504
HD
226874
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19581+4037 KOI3904 2010 1 27 2.9 13.40 16.70 K 195805.36+403640.5
19581+4037 KOI3904 2015 2 28 3.0 13.40 16.70 K 195805.36+403640.5

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