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146852 (2002 AQ109)
Classification: Main-belt Asteroid          SPK-ID: 2146852
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1059435799483784 3.8855e-08  
a 3.021611115213723 2.1985e-08 au
q 2.701490816456169 1.1751e-07 au
i 2.887923447855614 4.4804e-06 deg
node 101.4697887388441 8.3861e-05 deg
peri 351.6841469661922 8.676e-05 deg
M 208.3010567075258 2.4453e-05 deg
tp 2459808.918671920939
(2022-Aug-17.41867192)
0.00013446 TDB
period 1918.475604213229
5.25
2.0938e-05
5.733e-08
d
yr
n .1876489850636577 2.048e-09 deg/d
Q 3.341731413971276 2.4314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      6856 days (18.77 yr)  
   first obs. used      2002-01-09  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54317  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:23:15  

Additional Information
 Earth MOID = 1.71824 au 
 Jupiter MOID = 1.81659 au 
 T_jup = 3.236 
[ 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 15.4   n/a MPO436737  
diameter diameter 4.735 km 1.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146852 (2002 AQ109)          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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