18253+2605 ABH  99AF

 
 
18h 25m 20.63s +26 05' 02.8" P.A. 208 sep 69.1 mag 7.69,13.58 Sp G7III-IV dist. 269.54 pc (879.24 l.y.)
 
 
Coord 2000
18253+2605
Discov num
ABH  99
Comp
AF
Coord arcsec 2000
18 25 20.63 +26 05 02.8
Date first
1988
Date last
2002
Obs
3
Pa first
209
Pa last
208
P.A. Now (θ)
208°
Sep first
68.9
Sep last
69.1
Sep. Now (ρ)
69.1"
Mag pri
7.69
Mag sec
13.58
delta mag (ΔM)
5.89
Spectral class
G7III-IV (yellow)
Pri motion ra
-003
Sec motion ra
+000
Pri motion dec
-016
Sec motion dec
-011
Notes
U (Proper motion indicates non-physical)
rPM=0.358
This double is not physical.
 
 
18253+2605 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 86025 18253+2605 HDS2605 Aa,Ab 1991 2007 3 85 1.2 7.82 11.14 3.32
Show 86025 18253+2605 STF2317 A,BC 1897 2006 9 224 23.0 7.69 11.94 4.25
Show 86025 18253+2605 STF2317 AD 1897 2012 12 190 44.4 7.69 10.28 2.59
Show 86025 18253+2605 ABH 99 AE 1988 2002 3 205 38.5 7.69 14.20 6.51
Show 86025 18253+2605 ABH 99 AF 1988 2002 3 208 69.1 7.69 13.58 5.89 <===
Show 86025 18253+2605 STF2317 BC 1901 2008 9 315 1.4 12.50 12.70 0.20
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
208.2
Precise sep
69.05
Constellation
Hercules
SAO
86025
HIP
90288
Tycho2
2110-00945-1
HD
169797
BD
BD+26 3247
Distance
269.54
Distance ly
879.24
last precise pa
208.2
last precise sep
69.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18253+2605 ABH 99 AF 2000 2 208 68.8 7.69 13.58 G7III-IV D 182520.63+260502.8
18253+2605 ABH 99 AF 2002 3 208 68.7 7.69 13.58 G7III-IV NUD 182520.63+260502.8

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