18159+0430 J  2670AC

 
 
18h 15m 52.33s +04 30' 10.6" P.A. 71 sep 29.1 mag 10.65,12.60 Sp K0
 
 
Coord 2000
18159+0430
Discov num
J  2670
Comp
AC
Coord arcsec 2000
18 15 52.33 +04 30 10.6
Date first
1943
Date last
2002
Obs
4
Pa first
70
Pa last
71
P.A. Now (θ)
71°
Sep first
25.0
Sep last
29.1
Sep. Now (ρ)
29.1"
Mag pri
10.65
Mag sec
12.60
delta mag (ΔM)
1.95
Spectral class
K0 (yellow-orange)
Pri motion ra
+002
Sec motion ra
-002
Pri motion dec
+008
Sec motion dec
+006
Notes
rPM=0.542
Nature of this double is uncertain.
 
 
18159+0430 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18159+0430 BAL2925 AB 1910 2000 5 223 8.3 9.90 11.50 1.60
Show 18159+0430 J 2670 AC 1943 2002 4 71 29.1 10.65 12.60 1.95 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
71.2
Precise sep
29.12
Constellation
Ophiuchus
last precise pa
71.2
last precise sep
29.12
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18159+0430 J 2670 AC 2002 3 71 29.1 9.60 14.50 D 181552.33+043010.6

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