17419+7209 STF2241AC

 
 
17H 41M 56.36S +72 08' 55.8" P.A. 107 SEP 78.1 MAG 4.60,11.05 SP F5IV DIST. 22.84 PC (74.5 L.Y.)
 
 
Coord 2000
17419+7209
Discov num
STF2241
Comp
AC
Coord arcsec 2000
17 41 56.36 +72 08 55.8
Date first
1857
Date last
2004
Obs
14
Pa first
128
Pa last
107
P.A. Now (θ)
107°
Sep first
101.5
Sep last
78.1
Sep. Now (ρ)
78.1"
Mag pri
4.60
Mag sec
11.05
delta mag (ΔM)
6.45
Spectral class
F5IV (yellow-white)
Pri motion ra
+027
Sec motion ra
-024
Pri motion dec
-270
Sec motion dec
-022
Notes
N L (See Notes, Linear solution)
Nature of this double is uncertain.
 
 
17419+7209 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Dziban 8890 17419+7209 STF2241 AB 1800 2016 176 16 30.1 4.60 5.59 0.99 Y
Show 8890 17419+7209 STF2241 AC 1857 2004 14 107 78.1 4.60 11.05 6.45 <===
Show 8890 17419+7209 STF2241 AD 1905 2004 3 66 105.9 4.60 12.98 8.38
Show 8890 17419+7209 PIN 11 AE 1999 1999 1 144 69.0 3.50 14.18 10.68
Show 17419+7209 STF2241 CD 1908 2004 3 18 69.2 11.05 12.98 1.93
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
SAO
8890
HIP
86614
Tycho2
4436-01425-1
HD
162003
HR
6636
GC
24089
GL
Gl 694.1A
BD
BD+72 804
Bayer
Psi Draconis
Bayer name
Psi Dra
Flamsteed
31 Draconis
Flamsteed name
31 Dra
Distance
22.84
Distance ly
74.5
last precise pa
106.7
last precise sep
78.09