19174-0025 J  2258AC

 
 
19h 17m 21.05s -00 25' 04.2" P.A. 284 sep 3.9 mag 10.92,13.90 Sp A2
 
 
Coord 2000
19174-0025
Discov num
J  2258
Comp
AC
Coord arcsec 2000
19 17 21.05 -00 25 04.2
Date first
1942
Date last
1999
Obs
2
Pa first
300
Pa last
284
P.A. Now (θ)
284°
Sep first
8.0
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
10.92
Mag sec
13.90
delta mag (ΔM)
2.98
Spectral class
A2 (white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19174-0025 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19174-0025 J 114 AB 1910 2015 10 209 6.4 10.92 11.60 0.68
Show 19174-0025 J 2258 AC 1942 1999 2 284 3.9 10.92 13.90 2.98 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
284.4
Precise sep
3.9
Constellation
Aquila
last precise pa
284.4
last precise sep
3.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19174-0025 J 2258 AC 1999 2 302 9.7 10.92 12.40 A2 D 191721.05-002504.2

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