17266-0505 MKT  14Aa,Ab

 
 
17h 26m 37.88s -05 05' 11.7" P.A. 194 mag 4.93,5.83 Sp F3V dist. 30.08 pc (98.12 l.y.)
 
 
Coord 2000
17266-0505
Discov num
MKT  14
Comp
Aa,Ab
Coord arcsec 2000
17 26 37.88 -05 05 11.7
Date first
1990
Date last
2002
Obs
22
Pa first
290
Pa last
194
P.A. Now (θ)
194°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0"
Mag pri
4.93
Mag sec
5.83
delta mag (ΔM)
0.9
Spectral class
F3V (yellow-white)
Pri motion ra
-093
Sec motion ra
Pri motion dec
-043
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
17266-0505 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 141665 17266-0505 MKT 14 Aa,Ab 1990 2002 22 194 0.0 4.93 5.83 0.90 Y <===
Show 47 Oph 141665 17266-0505 DEA 57 AB 1999 1999 1 308 294.1 3.55 14.66 11.11
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
193.7
Precise sep
0.004
Constellation
Ophiuchus
SAO
141665
HIP
85365
HD
157950
HR
6493
GC
23617
BD
BD-04 4275
Flamsteed
47 Ophiuchi
Flamsteed name
47 Oph
Distance
30.08
Distance ly
98.12
last precise pa
193.7
last precise sep
0.004
 
 
ORBITAL ELEMENTS
 
 
Period (P)26.27565d± 0.00004 Periastron (T)48103.38d (1990.578y)± 0.026 Semi-major axis (a)7.99m± 0.1
Eccentricity (e)0.481± 0.002 Inclination (i)59.5°± 1.3 Longitude of periastron (ω)27.04°± 0.54
Node (Ω)121.8°± 1 Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation2002
label rho theta
2000-01-01 0.004 118.1
2001-01-01 0.004 58.3
2002-01-01 0.005 0.8
2003-01-01 0.008 335.9
2004-01-01 0.010 323.0
2005-01-01 0.011 313.9
2006-01-01 0.011 305.9
2007-01-01 0.010 296.9
2008-01-01 0.007 282.6
2009-01-01 0.003 228.6
2010-01-01 0.004 120.3
2011-01-01 0.004 61.2
2012-01-01 0.005 2.3
2013-01-01 0.008 336.6
2014-01-01 0.010 323.4
2015-01-01 0.011 314.3
2016-01-01 0.011 306.2
2017-01-01 0.010 297.3
2018-01-01 0.007 283.5
2019-01-01 0.003 233.7
2020-01-01 0.004 122.6
2021-01-01 0.004 64.1
2022-01-01 0.005 3.9
2023-01-01 0.008 337.3
2024-01-01 0.010 323.9
2025-01-01 0.011 314.6
2026-01-01 0.011 306.5
2027-01-01 0.010 297.7
2028-01-01 0.007 284.3
2029-01-01 0.003 238.4
2030-01-01 0.004 124.9

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





wds17266-0505b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17266-0505 MKT 14 Aa,Ab 2002 22 194 0.0 4.93 5.83 F3V NO 172637.88-050511.7

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