09354+3958 COU2084Aa,Ab

 
 
09h 35m 22.50s +39 57' 47.7" P.A. 71 sep 0.2 mag 6.98,8.79 Sp F2V dist. 85.18 pc (277.86 l.y.)
 
 
Coord 2000
09354+3958
Discov num
COU2084
Comp
Aa,Ab
Coord arcsec 2000
09 35 22.50 +39 57 47.7
Date first
1982
Date last
2008
Obs
12
Pa first
113
Pa last
71
P.A. Now (θ)
71°
Sep first
0.3
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
6.98
Mag sec
8.79
delta mag (ΔM)
1.81
Spectral class
F2V (yellow-white)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
+015
Sec motion dec
+015
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
09354+3958 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 42931 09354+3958 COU2084 Aa,Ab 1982 2008 12 71 0.2 6.98 8.79 1.81 <===
Show DI Lyn 42931 09354+3958 STF1369 AB 1831 2016 55 150 24.9 6.98 7.98 1.00
Show 42931 09354+3958 STF1369 AC 1824 2015 39 323 116.6 6.98 8.42 1.44
Show 42932 09354+3958 STF1369 BC 1893 2005 30 324 141.6 7.98 8.42 0.44
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
71.4
Precise sep
0.168
Var name
DI Lyn
Cdsa2 id
COU 2084 Aa,Ab
Constellation
Lynx
SAO
42931
HIP
47053
Tycho2
2992-01686-1
HD
82780
HR
3811
BD
BD+40 2226
Ra deg
9.589583333333334
De deg
39.96325
Distance
85.18
Distance ly
277.86
last precise pa
71.4
last precise sep
0.168
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09354+3958 COU2084 Aa,Ab 2004 12 85 0.2 6.98 8.79 F2V N 093522.50+395747.7
09354+3958 COU2084 Aa,Ab 2008 13 71 0.2 6.98 8.79 F2V N 093522.50+395747.7

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