18055+0230 TNN   9AF

 
 
18h 05m 27.37s +02 29' 59.3" P.A. 196 sep 11.5 mag 1.79,13.82 Sp K0V dist. 5.08 pc (16.57 l.y.)
 
 
Coord 2000
18055+0230
Discov num
TNN   9
Comp
AF
Coord arcsec 2000
18 05 27.37 +02 29 59.3
Date first
2004
Date last
2004
Obs
1
Pa first
196
Pa last
196
P.A. Now (θ)
196°
Sep first
11.5
Sep last
11.5
Sep. Now (ρ)
11.5"
Mag pri
1.79
Mag sec
13.82
delta mag (ΔM)
12.03
Spectral class
K0V (yellow-orange)
Pri motion ra
+028
Sec motion ra
Pri motion dec
-109
Sec motion dec
Notes
N P K (See Notes, 100-year proper motion, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
18055+0230 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 70 Oph 123107 18055+0230 STF2272 AB 1777 2017 1709 124 6.5 4.22 6.17 1.95 Y
Show 123107 18055+0230 STF2272 AC 1878 2013 58 326 93.1 4.22 12.05 7.83
Show 123107 18055+0230 STF2272 AD 1905 2009 20 315 129.3 4.22 14.36 10.14
Show 123107 18055+0230 TNN 9 AE 2004 2004 1 231 9.4 1.79 13.01 11.22
Show 123107 18055+0230 TNN 9 AF 2004 2004 1 196 11.5 1.79 13.82 12.03 <===
Show 123107 18055+0230 STF2272 AR 1905 2012 27 26 164.8 4.22 12.87 8.65
Show 123107 18055+0230 STF2272 AS 1878 2009 37 10 202.6 4.22 12.45 8.23
Show 123107 18055+0230 STF2272 AT 1905 2013 28 45 128.4 4.22 12.25 8.03
Show 123107 18055+0230 STF2272 AU 1905 2009 17 337 255.5 4.22 13.79 9.57
Show 123107 18055+0230 STF2272 AV 1886 2013 41 276 144.5 4.22 10.83 6.61
Show 123107 18055+0230 STF2272 AY 1924 2009 4 357 250.5 4.22 14.73 10.51
Show 123107 18055+0230 STF2272 AZ 2000 2000 1 163 68.3 4.22 16.04 11.82
Show 123107 18055+0230 STF2272 BC 1899 2000 6 322 81.2 6.17 12.05 5.88
Show 123107 18055+0230 STF2272 BD 1900 2000 4 311 120.0 6.17 14.36 8.19
Show 123107 18055+0230 STF2272 BR 1908 2000 23 29 154.3 6.17 12.87 6.70
Show 123107 18055+0230 STF2272 BZ 1900 2000 3 163 70.2 6.17 16.04 9.87
Show 18055+0230 STF2272 VT 1905 2009 23 72 247.5 10.83 12.25 1.42
Show 18055+0230 STF2272 VW 1906 2009 6 270 180.4 10.83 11.77 0.94
Show 18055+0230 STF2272 VX 1906 2012 5 252 17.4 10.83 13.88 3.05
15-fold system
15 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
195.5
Precise sep
11.53
Other name
p Oph
Var name
V2391 Oph
Cdsa2 id
TNN 9 AF
Constellation
Ophiuchus
SAO
123107
HIP
88601
Tycho2
0434-05213-1
HD
165341
HR
6752
GC
24641
GL
Gl 702A
BD
BD+02 3482
Flamsteed
70 Ophiuchi
Flamsteed name
70 Oph
Ra deg
18.09093611111111
De deg
2.4998055555555556
Distance
5.08
Distance ly
16.57
last precise pa
195.5
last precise sep
11.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18055+0230 TNN 9 AF 2004 1 196 11.5 1.79 13.82 K0V N PK 180527.28+023000.3

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