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441973 (2010 MN81)
Classification: Main-belt Asteroid          SPK-ID: 2441973
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2152598967780062 8.6993e-08  
a 3.108001648076721 1.0897e-07 au
q 2.438973534125853 3.1787e-07 au
i 16.33453717564048 2.1576e-05 deg
node 303.9131947599831 2.9179e-05 deg
peri 108.2592583021359 6.6204e-05 deg
M 250.0654196927888 6.7342e-05 deg
tp 2459611.656041811510
(2022-Feb-01.15604181)
0.00039828 TDB
period 2001.337290207596
5.48
0.00010525
2.882e-07
d
yr
n .1798797243030722 9.4602e-09 deg/d
Q 3.77702976202759 1.3243e-07 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      5295 days (14.50 yr)  
   first obs. used      2005-12-30  
   last obs. used      2020-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49908  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:50:37  

Additional Information
 Earth MOID = 1.50833 au 
 Jupiter MOID = 1.80172 au 
 T_jup = 3.123 
[ 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 15.6   n/a MPO225876  
diameter diameter 4.552 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441973 (2010 MN81)          Discovered 2010-Jun-27 by WISE at WISE
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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