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437902 (2001 UD164)
Classification: Main-belt Asteroid          SPK-ID: 2437902
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2248269888889974 1.1272e-07  
a 2.397886399710704 1.8402e-08 au
q 1.858776820765868 2.6316e-07 au
i 2.980067173705726 6.8402e-06 deg
node 139.0723966660142 0.00026868 deg
peri 242.3761039207384 0.00027033 deg
M 9.356303277732273 3.0061e-05 deg
tp 2458965.251298456492
(2020-Apr-25.75129846)
0.000113 TDB
period 1356.254941613927
3.71
1.5613e-05
4.275e-08
d
yr
n .2654368208764676 3.0556e-09 deg/d
Q 2.936995978655541 2.254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      5601 days (15.33 yr)  
   first obs. used      2001-09-26  
   last obs. used      2017-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71292  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 13:12:45  

Additional Information
 Earth MOID = .863836 au 
 Jupiter MOID = 2.52315 au 
 T_jup = 3.491 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO397545  

437902 (2001 UD164)          Discovered 2001-Sep-26 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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