19310+4544 KOI2657

 
 
19h 31m 02.82s +45 43' 38.0" P.A. 130 sep 0.8 mag 13.30,13.60
 
 
Coord 2000
19310+4544
Discov num
KOI2657
Comp
Coord arcsec 2000
19 31 02.82 +45 43 38.0
Date first
2012
Date last
2015
Obs
4
Pa first
131
Pa last
130
P.A. Now (θ)
130°
Sep first
0.7
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
13.30
Mag sec
13.60
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-017
Sec motion ra
Pri motion dec
+021
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
129.6
Precise sep
0.834
Cdsa2 id
KOI 2657
Constellation
Cygnus
Ra deg
19.51745
De deg
45.727222222222224
last precise pa
129.6
last precise sep
0.834
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19310+4544 KOI2657 2012 1 131 0.7 13.30 13.60 R 193102.82+454338.0
19310+4544 KOI2657 2014 2 132 0.7 13.30 13.60 R 193102.82+454338.0
19310+4544 KOI2657 2015 4 130 0.8 13.30 13.60 R 193102.82+454338.0

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