20275-0206 S   749AC

 
 
20h 27m 27.56s -02 06' 10.5" P.A. 329 sep 45.3 mag 6.76,11.30 Sp F7V dist. 45.79 pc (149.37 l.y.)
 
 
Coord 2000
20275-0206
Discov num
S   749
Comp
AC
Coord arcsec 2000
20 27 27.56 -02 06 10.5
Date first
1891
Date last
2015
Obs
10
Pa first
314
Pa last
329
P.A. Now (θ)
329°
Sep first
44.9
Sep last
45.3
Sep. Now (ρ)
45.3"
Mag pri
6.76
Mag sec
11.30
delta mag (ΔM)
4.54
Spectral class
F7V (yellow-white)
Pri motion ra
-065
Sec motion ra
+000
Pri motion dec
-069
Sec motion dec
+001
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.008
This double is not physical.
 
 
20275-0206 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20275-0206 LSC 89 Aa,Ab 2014 2015 4 197 0.0 7.30 7.70 0.40
Show 20275-0206 S 749 AB 1800 2018 41 189 59.8 6.76 7.51 0.75
Show 20275-0206 S 749 AC 1891 2015 10 329 45.3 6.76 11.30 4.54 <===
Show 20275-0206 S 749 AD 1891 2015 9 269 90.4 6.76 12.37 5.61
Show 20275-0206 S 749 CD 1891 2015 12 239 78.1 10.80 11.00 0.20
Show 20275-0206 S 749 CE 1908 2015 6 198 18.9 10.80 13.70 2.90
Show 20275-0206 S 749 DF 1908 2015 7 26 5.8 11.00 13.60 2.60
Septuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
328.6
Precise sep
45.335
Constellation
Aquila
HIP
100896
Tycho2
5167-00198-1
Gaia DR2
67990334976
HD
194765
BD
BD-02 5283
Distance
45.79
Distance ly
149.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20275-0206 S 749 AC 2002 7 327 44.6 6.76 10.80 F7V N D 202727.56-020610.5
20275-0206 S 749 AC 2015 10 329 45.3 6.76 11.30 F7V NU 202727.56-020610.5

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