18335+3934 SLE 208AB

 
 
18h 33m 29.23s +39 34' 17.0" P.A. 82 sep 12.8 mag 9.10,12.00 Sp G5 dist. 250.63 pc (817.56 l.y.)
 
 
Coord 2000
18335+3934
Discov num
SLE 208
Comp
AB
Coord arcsec 2000
18 33 29.23 +39 34 17.0
Date first
1982
Date last
2013
Obs
6
Pa first
74
Pa last
82
P.A. Now (θ)
82°
Sep first
13.1
Sep last
12.8
Sep. Now (ρ)
12.8"
Mag pri
9.10
Mag sec
12.00
delta mag (ΔM)
2.9
Spectral class
G5 (yellow)
Pri motion ra
-001
Sec motion ra
+035
Pri motion dec
-002
Sec motion dec
-035
Notes
rPM=0.987
This double is not physical.
 
 
18335+3934 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67108 18335+3934 SLE 208 AB 1982 2013 6 82 12.8 9.10 12.00 2.90 <===
Show 67108 18335+3934 SLE 208 A,CD 1892 2013 9 3 63.5 8.69 12.11 3.42
Show 18335+3934 COU1606 CD 1977 1977 1 126 1.6 12.30 13.00 0.70
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
81.7
Precise sep
12.79
Constellation
Lyra
SAO
67108
HIP
90980
Tycho2
3109-02356-1
HD
171518
BD
BD+39 3455
Distance
250.63
Distance ly
817.56
last precise pa
81.7
last precise sep
12.79
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18335+3934 SLE 208 AB 2006 4 80 13.0 9.10 12.00 G5 D 183329.23+393417.0
18335+3934 SLE 208 AB 2013 6 82 12.8 9.10 12.00 G5 183329.23+393417.0

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