18384+6043 SLE 235AD

 
 
18h 38m 24.32s +60 42' 39.3" P.A. 313 sep 154.4 mag 6.68,11.55 Sp F2 dist. 107.76 pc (351.51 l.y.)
 
 
Coord 2000
18384+6043
Discov num
SLE 235
Comp
AD
Coord arcsec 2000
18 38 24.32 +60 42 39.3
Date first
1982
Date last
2012
Obs
5
Pa first
313
Pa last
313
P.A. Now (θ)
313°
Sep first
155.8
Sep last
154.4
Sep. Now (ρ)
154.4"
Mag pri
6.68
Mag sec
11.55
delta mag (ΔM)
4.87
Spectral class
F2 (yellow-white)
Pri motion ra
+005
Sec motion ra
+002
Pri motion dec
+052
Sec motion dec
+006
Notes
rPM=0.882
This double is not physical.
 
 
18384+6043 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17961 18384+6043 HJ 2836 AB 1831 2012 8 316 32.4 6.68 12.90 6.22
Show 17961 18384+6043 HJ 2836 AC 1905 2012 6 252 56.1 6.68 13.50 6.82
Show 17961 18384+6043 SLE 235 AD 1982 2012 5 313 154.4 6.68 11.55 4.87 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
313.2
Precise sep
154.35
Constellation
Draco
SAO
17961
HIP
91397
Tycho2
4215-01006-1
HD
172825
BD
BD+60 1840
Distance
107.76
Distance ly
351.51
last precise pa
313.2
last precise sep
154.35
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18384+6043 SLE 235 AD 1982 1 313 155.8 6.70 8.90 F2 183824.32+604239.3
18384+6043 SLE 235 AD 2010 2 312 158.8 6.70 8.90 F2 183824.32+604239.3
18384+6043 SLE 235 AD 2012 3 313 154.4 6.70 8.90 F2 183824.32+604239.3

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