19580+3840 A  1409

 
 
19h 57m 58.91s +38 40' 24.0" P.A. 357 sep 0.4 mag 8.70,10.70 Sp F8
 
 
Coord 2000
19580+3840
Discov num
A  1409
Comp
Coord arcsec 2000
19 57 58.91 +38 40 24.0
Date first
1906
Date last
2015
Obs
7
Pa first
34
Pa last
357
P.A. Now (θ)
357°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
8.70
Mag sec
10.70
delta mag (ΔM)
2
Spectral class
F8 (yellow-white)
Pri motion ra
+035
Sec motion ra
Pri motion dec
-036
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
356.7
Precise sep
0.44
Constellation
Cygnus
SAO
69171
Tycho2
3137-01760-1
HD
189333
last precise pa
356.7
last precise sep
0.44
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19580+3840 A 1409 1997 5 1 0.4 8.70 10.70 F8 195758.91+384024.0
19580+3840 A 1409 2007 6 0 0.5 8.70 10.70 F8 195758.91+384024.0
19580+3840 A 1409 2015 7 357 0.4 8.70 10.70 F8 195758.91+384024.0

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