19425+1726 STF2563AC

 
 
19h 42m 28.87s +17 25' 38.9" P.A. 321 sep 83.1 mag 8.66,9.37 Sp G0
 
 
Coord 2000
19425+1726
Discov num
STF2563
Comp
AC
Coord arcsec 2000
19 42 28.87 +17 25 38.9
Date first
1897
Date last
2013
Obs
15
Pa first
322
Pa last
321
P.A. Now (θ)
321°
Sep first
83.6
Sep last
83.1
Sep. Now (ρ)
83.1"
Mag pri
8.66
Mag sec
9.37
delta mag (ΔM)
0.71
Spectral class
G0 (yellow)
Pri motion ra
+023
Sec motion ra
+019
Pri motion dec
+009
Sec motion dec
+006
Notes
N W (See Notes, )
rPM=0.202 (< 0.3, Physical double)
This double is physical.
 
 
19425+1726 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19425+1726 STF2563 AB 1828 2015 31 286 5.9 8.66 9.52 0.86
Show 19425+1726 STF2563 AC 1897 2013 15 321 83.1 8.66 9.37 0.71 <===
Show 19425+1726 STF2563 CD 1905 2013 5 118 7.3 9.37 11.50 2.13
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
321.4
Precise sep
83.1
Constellation
Sagitta
Tycho2
1606-01991-1
HD
186224
last precise pa
321.4
last precise sep
83.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19425+1726 STF2563 AC 2004 13 321 83.0 8.66 9.37 N D 194228.87+172538.9
19425+1726 STF2563 AC 2013 15 321 83.1 8.66 9.37 G0 N 194228.87+172538.9

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