19506-1047 HU   77AB

 
 
19h 50m 34.42s -10 47' 21.7" P.A. 320 sep 0.4 mag 9.30,11.80 Sp K0
 
 
Coord 2000
19506-1047
Discov num
HU   77
Comp
AB
Coord arcsec 2000
19 50 34.42 -10 47 21.7
Date first
1899
Date last
1923
Obs
2
Pa first
317
Pa last
320
P.A. Now (θ)
320°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
9.30
Mag sec
11.80
delta mag (ΔM)
2.5
Spectral class
K0 (yellow-orange)
Pri motion ra
+012
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19506-1047 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19506-1047 HU 77 AB 1899 1923 2 320 0.4 9.30 11.80 2.50 <===
Show 19506-1047 HU 77 AB,C 1845 2012 15 315 27.3 9.55 9.56 0.01
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
319.5
Precise sep
0.42
Cdsa2 id
HU 77 AB
Constellation
Aquila
Ra deg
19.842894444444443
De deg
-10.789361111111111
last precise pa
319.5
last precise sep
0.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19506-1047 HU 77 AB 1923 2 320 0.4 9.30 11.80 K0 195034.42-104721.7

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