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164306 (2005 AC11)
Classification: Main-belt Asteroid          SPK-ID: 2164306
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1263830069362815 4.8888e-08  
a 2.464956897006853 1.6017e-08 au
q 2.153428232394801 1.2063e-07 au
i 5.622411182189927 5.3593e-06 deg
node 219.0777637878462 4.0318e-05 deg
peri 186.7776383550283 4.6749e-05 deg
M 46.34087555186727 2.0206e-05 deg
tp 2458818.540742793873
(2019-Dec-01.04074279)
7.9783e-05 TDB
period 1413.554055984299
3.87
1.3777e-05
3.772e-08
d
yr
n .2546772077628977 2.4823e-09 deg/d
Q 2.776485561618905 1.8041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      6506 days (17.81 yr)  
   first obs. used      2002-04-04  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 14:20:56  

Additional Information
 Earth MOID = 1.16283 au 
 Jupiter MOID = 2.59192 au 
 T_jup = 3.470 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO454101  

164306 (2005 AC11)          Discovered 2005-Jan-08 by Lowe, A. at Mayhill
Reference: 20070926/Numbers.arcLast Updated: 2007-09-30

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2017-Jul-31 01:40 00:01 Amphi 0.0416397477102085 0.0416388932854403 0.0416406021946008 3.3741154946871 3.37411545376998 2457965.569684644 1.04406810704363 112.456771305113 27.9504977621281 72.8501314148225 213426.497338541 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 14:21:13 2020-Feb-24 14:21
2131-May-22 07:42 < 00:01 Eunom 0.0333332207337147 0.0333101005047392 0.0333563437077952 3.98195192405078 3.98195181829099 2499532.820819844 0.516510616112966 1246.55436391683 45.4559378359482 -22.5046573186771 42105.0127922442 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 14:21:13 2020-Feb-24 14:21

Alternate Designations
 2005 AC11 = 2003 PP12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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