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160876 (2001 ON66)
Classification: Main-belt Asteroid          SPK-ID: 2160876
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .102154450783671 4.6863e-08  
a 2.626071592236674 1.9521e-08 au
q 2.357806691013136 1.2237e-07 au
i 9.692158774610593 5.5518e-06 deg
node 332.3071688661519 2.7054e-05 deg
peri 23.10669966527939 3.8407e-05 deg
M 103.1422073191938 2.6572e-05 deg
tp 2458555.159502405027
(2019-Mar-12.65950241)
0.00011389 TDB
period 1554.383828901787
4.26
1.7332e-05
4.745e-08
d
yr
n .2316030270685134 2.5825e-09 deg/d
Q 2.894336493460211 2.1516e-08 au
  Orbit Determination Parameters
   # obs. used (total)      565  
   data-arc span      6769 days (18.53 yr)  
   first obs. used      2001-07-10  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:26:50  

Additional Information
 Earth MOID = 1.35514 au 
 Jupiter MOID = 2.51784 au 
 T_jup = 3.375 
[ 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 15.4   n/a MPO302758  

160876 (2001 ON66)          Discovered 2001-Jul-23 by NEAT at Palomar
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2001 ON66 = 2004 DQ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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