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385296 (2001 UA129)
Classification: Main-belt Asteroid          SPK-ID: 2385296
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1870585504496032 5.8627e-08  
a 2.42494083957003 9.1424e-09 au
q 1.971334921194016 1.4302e-07 au
i 2.414829198152235 4.2856e-06 deg
node 100.4008475918015 0.00013944 deg
peri 290.0568036019959 0.00014001 deg
M 68.63125064226554 1.0643e-05 deg
tp 2459133.552188435759
(2020-Oct-11.05218844)
4.0817e-05 TDB
period 1379.27272601428
3.78
7.8001e-06
2.136e-08
d
yr
n .2610071186140984 1.4761e-09 deg/d
Q 2.878546757946043 1.0853e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7049 days (19.30 yr)  
   first obs. used      2001-09-21  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51525  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:11:13  

Additional Information
 Earth MOID = .977699 au 
 Jupiter MOID = 2.56375 au 
 T_jup = 3.486 
[ 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 17.40   n/a MPCxxxxx  

385296 (2001 UA129)          Discovered 2001-Oct-20 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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