18176+3637 HTP   5AC

 
 
18h 17m 37.29s +36 37' 16.8" P.A. 194 sep 7.1 mag 11.95,18.50 Sp G0V
 
 
Coord 2000
18176+3637
Discov num
HTP   5
Comp
AC
Coord arcsec 2000
18 17 37.29 +36 37 16.8
Date first
2015
Date last
2015
Obs
1
Pa first
194
Pa last
194
P.A. Now (θ)
194°
Sep first
7.1
Sep last
7.1
Sep. Now (ρ)
7.1"
Mag pri
11.95
Mag sec
18.50
delta mag (ΔM)
6.55
Spectral class
G0V (yellow)
Pri motion ra
+003
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18176+3637 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18176+3637 HTP 5 AB 2014 2015 2 236 6.1 11.95 19.00 7.05
Show 18176+3637 HTP 5 AC 2015 2015 1 194 7.1 11.95 18.50 6.55 <===
Show 18176+3637 HTP 5 AD 2013 2015 2 268 4.3 10.48 17.17 6.69
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194.2
Precise sep
7.091
Constellation
Lyra
Tycho2
2634-01087-1
last precise pa
194.2
last precise sep
7.091
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18176+3637 HTP 5 AC 2015 1 194 7.1 11.95 18.50 G0V 181737.29+363716.8

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