19555+4049 ES 1673

 
 
19h 55m 33.58s +40 49' 12.7" P.A. 201 sep 5 mag 9.00,12.10 Sp K0
 
 
Coord 2000
19555+4049
Discov num
ES 1673
Comp
Coord arcsec 2000
19 55 33.58 +40 49 12.7
Date first
1917
Date last
2016
Obs
5
Pa first
188
Pa last
201
P.A. Now (θ)
201°
Sep first
3.6
Sep last
5.0
Sep. Now (ρ)
5"
Mag pri
9.00
Mag sec
12.10
delta mag (ΔM)
3.1
Spectral class
K0 (yellow-orange)
Pri motion ra
+010
Sec motion ra
Pri motion dec
+013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
200.6
Precise sep
5.02
Constellation
Cygnus
Tycho2
3141-00520-1
Gaia DR2
66349080832
HD
226598
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19555+4049 ES 1673 1936 2 195 3.8 9.00 12.10 195533.58+404912.7
19555+4049 ES 1673 2014 3 201 5.1 9.00 12.10 K0 195533.58+404912.7
19555+4049 ES 1673 2016 4 201 5.0 9.00 12.10 K0 195533.58+404912.7

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