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442559 (2012 AU10)
Classification: Amor [NEO]          SPK-ID: 2442559
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 70 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3158364966694743 1.3062e-07  
a 1.657814281711599 6.9966e-08 au
q 1.134216026847186 2.5636e-07 au
i 39.13118917068254 2.5792e-05 deg
node 125.22794368631 9.7513e-06 deg
peri 307.4843044257228 2.3854e-05 deg
M 13.01945873702046 6.7399e-05 deg
tp 2458972.303664425226
(2020-May-02.80366443)
0.00014425 TDB
period 779.6545933246319
2.13
4.9357e-05
1.351e-07
d
yr
n .4617429347332832 2.9231e-08 deg/d
Q 2.181412536576011 9.2064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      1988 days (5.44 yr)  
   first obs. used      2012-01-11  
   last obs. used      2017-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .37089  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Jun-21 06:19:36  

Additional Information
 Earth MOID = .252494 au 
 Jupiter MOID = 3.1961 au 
 T_jup = 3.970 
[ 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 18.2   n/a E2014D58  
rotation period rot_per 10.45 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2014) Minor Planet Bull. 41, 157-168.]

442559 (2012 AU10)          Discovered 2012-Jan-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

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