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118686 (2000 NA20)
Classification: Main-belt Asteroid          SPK-ID: 2118686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1429363409517226 4.1006e-08  
a 2.680611649793782 2.002e-08 au
q 2.297454829059698 1.1123e-07 au
i 11.82971522769729 4.4677e-06 deg
node 137.0423215052108 2.4271e-05 deg
peri 135.2613295130965 2.9244e-05 deg
M 266.6756401035321 1.6865e-05 deg
tp 2459616.067711754555
(2022-Feb-05.56771175)
7.6516e-05 TDB
period 1603.05815542274
4.39
1.7959e-05
4.917e-08
d
yr
n .2245707673063583 2.5158e-09 deg/d
Q 3.063768470527865 2.2882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      7150 days (19.58 yr)  
   first obs. used      2000-07-05  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61277  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:00:15  

Additional Information
 Earth MOID = 1.29559 au 
 Jupiter MOID = 2.14589 au 
 T_jup = 3.332 
[ 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 15.76   n/a E2021B55  

118686 (2000 NA20)          Discovered 2000-Jul-05 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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