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469728 (2005 NM8)
Classification: Main-belt Asteroid          SPK-ID: 2469728
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484193213121081 1.3246e-07  
a 3.111199288527564 5.8479e-08 au
q 2.649437201657589 4.2682e-07 au
i 16.23925089113173 1.2966e-05 deg
node 297.3564214222509 3.913e-05 deg
peri 13.97975626531606 5.5145e-05 deg
M 252.1371213956062 4.1387e-05 deg
tp 2459601.064530033100
(2022-Jan-21.56453003)
0.0002405 TDB
period 2004.426672172171
5.49
5.6514e-05
1.547e-07
d
yr
n .1796024793513014 5.0638e-09 deg/d
Q 3.572961375397538 6.7159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      65  
   data-arc span      5420 days (14.84 yr)  
   first obs. used      2005-06-18  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54244  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 04:48:01  

Additional Information
 Earth MOID = 1.63736 au 
 Jupiter MOID = 1.69951 au 
 T_jup = 3.141 
[ 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 16.2   n/a MPO472614  

469728 (2005 NM8)          Discovered 2005-Jun-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-08-22

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