19425+1726 STF2563CD

 
 
19h 42m 25.24s +17 26' 43.9" P.A. 118 sep 7.3 mag 9.37,11.50 Sp A7
 
 
Coord 2000
19425+1726
Discov num
STF2563
Comp
CD
Coord arcsec 2000
19 42 25.24 +17 26 43.9
Date first
1905
Date last
2013
Obs
5
Pa first
105
Pa last
118
P.A. Now (θ)
118°
Sep first
8.6
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
9.37
Mag sec
11.50
delta mag (ΔM)
2.13
Spectral class
A7 (white)
Pri motion ra
+019
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19425+1726 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 105169 19425+1726 STF2563 AB 1828 2013 30 285 5.9 8.66 9.52 0.86
Show 105169 19425+1726 STF2563 AC 1897 2013 15 321 83.1 8.66 9.37 0.71
Show 105166 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
117.6
Precise sep
7.34
Constellation
Sagitta
SAO
105166
Tycho2
1606-01691-1
HD
350340
last precise pa
117.6
last precise sep
7.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19425+1726 STF2563 CD 1997 2 115 7.6 9.37 11.50 N D 194225.24+172643.9
19425+1726 STF2563 CD 2011 3 117 7.3 9.37 11.50 N D 194225.24+172643.9
19425+1726 STF2563 CD 2013 5 118 7.3 9.37 11.50 N 194225.24+172643.9

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