19476+6403 ES 1917

 
 
19h 47m 37.24s +64 03' 06.4" P.A. 338 sep 8 mag 8.40,12.50 Sp K0
 
 
Coord 2000
19476+6403
Discov num
ES 1917
Comp
Coord arcsec 2000
19 47 37.24 +64 03 06.4
Date first
1921
Date last
2011
Obs
2
Pa first
344
Pa last
338
P.A. Now (θ)
338°
Sep first
7.7
Sep last
8.0
Sep. Now (ρ)
8"
Mag pri
8.40
Mag sec
12.50
delta mag (ΔM)
4.1
Spectral class
K0 (yellow-orange)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
338.3
Precise sep
8.04
Constellation
Draco
last precise pa
338.3
last precise sep
8.04
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19476+6403 ES 1917 1921 1 344 7.7 8.40 12.50 K0 D 194737.24+640306.4
19476+6403 ES 1917 2011 2 338 8.0 8.40 12.50 K0 D 194737.24+640306.4

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