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146829 (2002 AB5)
Classification: Main-belt Asteroid          SPK-ID: 2146829
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4316141106757814 4.9094e-08  
a 3.178886711113585 2.6825e-08 au
q 1.806834350357235 1.6143e-07 au
i 13.35572871290093 8.4661e-06 deg
node 31.54396501958403 2.2241e-05 deg
peri 176.8596894455301 2.0947e-05 deg
M 20.78902716416513 5.6493e-06 deg
tp 2458880.951902505050
(2020-Feb-01.45190251)
3.1508e-05 TDB
period 2070.193797830385
5.67
2.6204e-05
7.174e-08
d
yr
n .1738967628911308 2.2012e-09 deg/d
Q 4.550939071869935 3.8403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      6734 days (18.44 yr)  
   first obs. used      2002-01-09  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54787  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:23:28  

Additional Information
 Earth MOID = .802163 au 
 Jupiter MOID = .412278 au 
 T_jup = 3.009 
[ 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 14.7   n/a MPO426926  
diameter diameter 6.688 km 2.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.054   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

146829 (2002 AB5)          Discovered 2002-Jan-09 by Asiago-DLR Asteroid Survey at Cima Ekar
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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