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JPL Small-Body Database Browser
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437910 (2002 AU31)
Classification: Main-belt Asteroid          SPK-ID: 2437910
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2482369631969151 1.1094e-07  
a 2.647070084596755 1.898e-08 au
q 1.989969445427055 2.9761e-07 au
i 35.03672148213017 1.7484e-05 deg
node 126.4978127525492 8.5409e-06 deg
peri 333.4050740363308 2.665e-05 deg
M 15.58707430662808 1.9667e-05 deg
tp 2458532.390343213602
(2019-Feb-17.89034321)
8.5855e-05 TDB
period 1573.064704816141
4.31
1.6919e-05
4.632e-08
d
yr
n .2288526332691932 2.4614e-09 deg/d
Q 3.304170723766455 2.3692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6238 days (17.08 yr)  
   first obs. used      2001-12-23  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48937  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:10:34  

Additional Information
 Earth MOID = 1.03263 au 
 Jupiter MOID = 1.8956 au 
 T_jup = 3.097 
[ 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 16.2   n/a MPO339607  

437910 (2002 AU31)          Discovered 2001-Dec-23 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-07-06

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