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105142 (2000 NA12)
Classification: Main-belt Asteroid          SPK-ID: 2105142
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0893080799595419 4.4598e-08  
a 3.09061660144768 3.2276e-08 au
q 2.814599566881303 1.5114e-07 au
i 19.21341308694172 5.4416e-06 deg
node 133.0701624739721 1.6882e-05 deg
peri 41.37177828407236 4.4096e-05 deg
M 308.818789720554 4.0479e-05 deg
tp 2459282.646181613790
(2021-Mar-09.14618161)
0.00022467 TDB
period 1984.568649830368
5.43
3.1088e-05
8.511e-08
d
yr
n .1813996205325379 2.8416e-09 deg/d
Q 3.366633636014057 3.5158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      645  
   data-arc span      7660 days (20.97 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54363  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 02:17:31  

Additional Information
 Earth MOID = 1.84822 au 
 Jupiter MOID = 1.71035 au 
 T_jup = 3.133 
[ 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 14.6   n/a MPO338014  
diameter diameter 3.472 km 0.499 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.306   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

105142 (2000 NA12)          Discovered 2000-Jul-04 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2000 NA12 = 1999 CC95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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