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441311 (2008 AM72)
Classification: Main-belt Asteroid          SPK-ID: 2441311
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .363881253962036 6.8678e-08  
a 3.191450803992996 4.721e-08 au
q 2.030141683477877 2.0709e-07 au
i 21.28841658321108 1.0821e-05 deg
node 304.3007481989205 2.0567e-05 deg
peri 268.2366568347092 2.6355e-05 deg
M 40.82312076279685 1.1209e-05 deg
tp 2458964.351952512682
(2020-Apr-24.85195251)
6.4993e-05 TDB
period 2082.479132092937
5.70
4.6208e-05
1.265e-07
d
yr
n .1728708799296308 3.8358e-09 deg/d
Q 4.352759924508115 6.4389e-08 au
  Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      4579 days (12.54 yr)  
   first obs. used      2007-12-16  
   last obs. used      2020-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52042  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:40:22  

Additional Information
 Earth MOID = 1.15167 au 
 Jupiter MOID = 1.71074 au 
 T_jup = 2.990 
[ 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 15.47   n/a E2021B25  

441311 (2008 AM72)          Discovered 2007-Dec-16 by LINEAR at Socorro
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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