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160866 (2001 KM11)
Classification: Main-belt Asteroid          SPK-ID: 2160866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .146551144012707 4.2575e-08  
a 3.093041067089334 2.9103e-08 au
q 2.639752360229108 1.2935e-07 au
i 8.137797121364619 5.2969e-06 deg
node 81.44776755831839 3.3023e-05 deg
peri 205.6864011885068 3.8198e-05 deg
M 184.0985966960673 2.2187e-05 deg
tp 2460171.331277608899
(2023-Aug-14.83127761)
0.00012941 TDB
period 1986.904330349876
5.44
2.8043e-05
7.678e-08
d
yr
n .1811863784788306 2.5573e-09 deg/d
Q 3.546329773949559 3.3368e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      7199 days (19.71 yr)  
   first obs. used      2001-05-18  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58997  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:07  

Additional Information
 Earth MOID = 1.62428 au 
 Jupiter MOID = 1.61552 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457752.5 (2016-Dec-30.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1477466134901082 4.2643e-08  
q 2.637240606274928 1.299e-07 au
tp 2458181.918912842587
(2018-Mar-04.41891284)
0.00011541 TDB
node 81.49684665442605 3.3062e-05 deg
peri 205.0603347554564 3.8122e-05 deg
i 8.133150523614505 5.2933e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      7199 days (19.71 yr)  
   first obs. used      2001-05-18  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58997  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:07  

Additional Information
 Jupiter MOID = 1.61552 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.818408158467677E-15 -5.438389711188241E-15 -5.061526068992476E-13 -3.945567935353138E-15 -1.045607317170211E-13 7.310254717624525E-16
q -5.438389711188241E-15 1.687495613639271E-14 2.706953338910045E-12 1.484494826428953E-14 4.772457120803746E-13 -3.146520317496748E-15
tp -5.061526068992476E-13 2.706953338910045E-12 1.331834688676178E-8 1.048449033366995E-11 2.214231667001518E-9 1.492410544608852E-13
node -3.945567935353138E-15 1.484494826428953E-14 1.048449033366995E-11 1.093106547053047E-9 -1.080157472428279E-9 -3.036461287529196E-11
peri -1.045607317170211E-13 4.772457120803746E-13 2.214231667001518E-9 -1.080157472428279E-9 1.453273516473069E-9 3.012250548039935E-11
i 7.310254717624525E-16 -3.146520317496748E-15 1.492410544608852E-13 -3.036461287529196E-11 3.012250548039935E-11 2.801944345997948E-11

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 15.22   n/a MPCxxxxx  

160866 (2001 KM11)          Discovered 2001-May-18 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2001 KM11 = 2003 YE174 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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