19178+5422 HO  577AB

 
 
19h 17m 49.97s +54 21' 30.2" P.A. 280 sep 3.3 mag 9.50,11.00
 
 
Coord 2000
19178+5422
Discov num
HO  577
Comp
AB
Coord arcsec 2000
19 17 49.97 +54 21 30.2
Date first
1897
Date last
2013
Obs
15
Pa first
267
Pa last
280
P.A. Now (θ)
280°
Sep first
3.2
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
9.50
Mag sec
11.00
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
+017
Sec motion ra
Pri motion dec
-000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19178+5422 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19178+5422 HO 577 AB 1897 2013 15 280 3.3 9.50 11.00 1.50 <===
Show 19178+5422 HO 577 AC 1897 2013 20 40 12.8 9.50 11.08 1.58
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
280.3
Precise sep
3.282
Constellation
Cygnus
last precise pa
280.3
last precise sep
3.282
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19178+5422 HO 577 AB 1991 4 268 2.5 9.50 11.00 191749.97+542130.2
19178+5422 HO 577 AB 2007 8 279 3.3 9.50 11.00 191749.97+542130.2
19178+5422 HO 577 AB 2013 15 280 3.3 9.50 11.00 191749.97+542130.2

If you need more information about this double, apply for a data request form to the WDS.