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146837 (2002 AN41)
Classification: Main-belt Asteroid          SPK-ID: 2146837
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 .1805060829948653 5.2429e-08  
a 3.110291059573644 2.9812e-08 au
q 2.548864603436056 1.5924e-07 au
i 10.43565709798651 7.1832e-06 deg
node 297.7614028926208 4.003e-05 deg
peri 151.4303369822704 4.8234e-05 deg
M 153.929642785817 2.7958e-05 deg
tp 2458143.817815095689
(2018-Jan-25.31781510)
0.00014801 TDB
period 2003.549030479322
5.49
2.8806e-05
7.887e-08
d
yr
n .1796811530556229 2.5834e-09 deg/d
Q 3.671717515711232 3.5194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      6784 days (18.57 yr)  
   first obs. used      2000-10-03  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5558  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:26:22  

Additional Information
 Earth MOID = 1.57098 au 
 Jupiter MOID = 1.54447 au 
 T_jup = 3.169 
[ 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 15.1   n/a MPO469556  
diameter diameter 7.009 km 1.440 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146837 (2002 AN41)          Discovered 2002-Jan-09 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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