18139+6424 RDR   7AC

 
 
18h 13m 53.83s +64 23' 50.2" P.A. 97 sep 3.4 mag 3.94,9.97 Sp F5V dist. 22.92 pc (74.77 l.y.)
 
 
Coord 2000
18139+6424
Discov num
RDR   7
Comp
AC
Coord arcsec 2000
18 13 53.83 +64 23 50.2
Date first
2010
Date last
2010
Obs
1
Pa first
97
Pa last
97
P.A. Now (θ)
97°
Sep first
3.4
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
3.94
Mag sec
9.97
delta mag (ΔM)
6.03
Spectral class
F5V (yellow-white)
Pri motion ra
+349
Sec motion ra
Pri motion dec
+035
Sec motion dec
Notes
N K (See Notes, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
18139+6424 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 36 Dra 17828 18139+6424 STT 586 AB 1857 2013 9 263 331.4 5.03 10.44 5.41
Show 17828 18139+6424 RDR 7 AC 2010 2010 1 97 3.4 3.94 9.97 6.03 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
96.9
Precise sep
3.38
Cdsa2 id
RDR 7 AC
Constellation
Draco
SAO
17828
HIP
89348
Tycho2
4209-02018-1
HD
168151
HR
6850
GC
24916
GL
Gl 708.1
BD
BD+64 1252
Flamsteed
36 Draconis
Flamsteed name
36 Dra
Ra deg
18.231619444444444
De deg
64.39727777777779
Distance
22.92
Distance ly
74.77
last precise pa
96.9
last precise sep
3.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18139+6424 RDR 7 AC 2010 1 97 3.4 3.94 9.97 F5V K 181353.36+642349.9

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