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103245 (2000 AN4)
Classification: Main-belt Asteroid          SPK-ID: 2103245
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 .213525651398749 4.5629e-08  
a 2.755445070099472 1.8419e-08 au
q 2.167086866613011 1.233e-07 au
i 15.2982246187129 4.7367e-06 deg
node 138.716634440329 1.9442e-05 deg
peri 305.2427682794019 2.1811e-05 deg
M 248.1420609735783 1.226e-05 deg
tp 2459719.599219613752
(2022-May-20.09921961)
5.987e-05 TDB
period 1670.652263821964
4.57
1.6752e-05
4.586e-08
d
yr
n .2154846988782844 2.1607e-09 deg/d
Q 3.343803273585933 2.2352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      7470 days (20.45 yr)  
   first obs. used      2000-01-03  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54564  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:49:55  

Additional Information
 Earth MOID = 1.22026 au 
 Jupiter MOID = 1.97192 au 
 T_jup = 3.260 
[ 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 15.31   n/a E2021B55  

103245 (2000 AN4)          Discovered 2000-Jan-03 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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