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JPL Small-Body Database Browser
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469020 (2015 AS239)
Classification: Main-belt Asteroid          SPK-ID: 2469020
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07308200905934346 7.179e-08  
a 3.006399329904188 8.8099e-08 au
q 2.786685626840126 1.9959e-07 au
i 10.04819934003061 7.5713e-06 deg
node 116.9340920439922 4.533e-05 deg
peri 62.92738036585819 7.7632e-05 deg
M 262.0057223585348 6.9322e-05 deg
tp 2459118.782614502637
(2020-Sep-26.28261450)
0.00038037 TDB
period 1904.006496211974
5.21
8.3692e-05
2.291e-07
d
yr
n .1890749851516899 8.311e-09 deg/d
Q 3.22611303296825 9.4538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      4994 days (13.67 yr)  
   first obs. used      2005-04-12  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6066  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:23:38  

Additional Information
 Earth MOID = 1.80967 au 
 Jupiter MOID = 1.81439 au 
 T_jup = 3.224 
[ 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 16.3   n/a MPO335319  
diameter diameter 3.658 km 0.279 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469020 (2015 AS239)          Discovered 2008-Nov-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2015 AS239 = 2010 KZ126 = 2013 WF24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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