19517+3108 ES  357AB

 
 
19h 51m 41.33s +31 08' 16.1" P.A. 309 sep 10.1 mag 7.12,12.40 Sp F0IV dist. 215.98 pc (704.53 l.y.)
 
 
Coord 2000
19517+3108
Discov num
ES  357
Comp
AB
Coord arcsec 2000
19 51 41.33 +31 08 16.1
Date first
1900
Date last
2011
Obs
7
Pa first
310
Pa last
309
P.A. Now (θ)
309°
Sep first
9.4
Sep last
10.1
Sep. Now (ρ)
10.1"
Mag pri
7.12
Mag sec
12.40
delta mag (ΔM)
5.28
Spectral class
F0IV (yellow-white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19517+3108 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68974 19517+3108 ES 357 AB 1900 2011 7 309 10.1 7.12 12.40 5.28 <===
Show 68974 19517+3108 STT 389 AC 1849 2010 25 182 12.6 7.12 9.53 2.41
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
308.6
Precise sep
10.1
Constellation
Cygnus
SAO
68974
HIP
97733
Tycho2
2669-04293-1
HD
187981
Distance
215.98
Distance ly
704.53
last precise pa
308.6
last precise sep
10.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19517+3108 ES 357 AB 1998 6 309 10.1 7.12 12.40 F0IV N D 195141.33+310816.1
19517+3108 ES 357 AB 2011 7 309 10.1 7.12 12.40 F0IV N 195141.33+310816.1

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