18176+3637 HTP   5AD

 
 
18h 17m 37.29s +36 37' 16.8" P.A. 268 sep 4.3 mag 10.48,17.17 Sp G0V
 
 
Coord 2000
18176+3637
Discov num
HTP   5
Comp
AD
Coord arcsec 2000
18 17 37.29 +36 37 16.8
Date first
2013
Date last
2015
Obs
2
Pa first
268
Pa last
268
P.A. Now (θ)
268°
Sep first
4.3
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
10.48
Mag sec
17.17
delta mag (ΔM)
6.69
Spectral class
G0V (yellow)
Pri motion ra
+003
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
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
267.5
Precise sep
4.349
Cdsa2 id
HTP 5 AD
Constellation
Lyra
Tycho2
2634-01087-1
Ra deg
18.293691666666668
De deg
36.62133333333333
last precise pa
267.5
last precise sep
4.349
 
 
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 AD 2015 2 268 4.3 10.48 17.17 G0V K 181737.29+363716.8

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