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442129 (2010 UA27)
Classification: Main-belt Asteroid          SPK-ID: 2442129
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 .1040740137765177 1.0006e-07  
a 3.188145350943434 7.3177e-08 au
q 2.856342267767806 3.6366e-07 au
i 13.45513805851465 8.0251e-06 deg
node 49.69450011108525 3.2033e-05 deg
peri 292.8744450929302 4.6666e-05 deg
M 305.6185314199004 3.6131e-05 deg
tp 2459314.589940581215
(2021-Apr-10.08994058)
0.00021358 TDB
period 2079.24466847913
5.69
7.1587e-05
1.96e-07
d
yr
n .1731397970895475 5.9611e-09 deg/d
Q 3.519948434119062 8.0793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5730 days (15.69 yr)  
   first obs. used      2004-10-07  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62208  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:19:33  

Additional Information
 Earth MOID = 1.88405 au 
 Jupiter MOID = 1.95391 au 
 T_jup = 3.146 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457837.5 (2017-Mar-25.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047084817673053 1.0005e-07  
q 2.849276091160609 3.6222e-07 au
tp 2457247.470438900300
(2015-Aug-12.97043890)
0.00018991 TDB
node 49.72595823041781 3.1983e-05 deg
peri 294.1914276124181 4.642e-05 deg
i 13.47414262989072 8.0363e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5730 days (15.69 yr)  
   first obs. used      2004-10-07  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62208  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:19:33  

Additional Information
 Jupiter MOID = 1.95391 au 
 T_jup = 3.146 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.000938808353226E-14 -3.587921159438328E-14 1.831393340636759E-12 8.782346240361299E-16 3.384441063360632E-13 -2.42093597252156E-14
q -3.587921159438328E-14 1.312001697960841E-13 -3.738763581023633E-12 2.610924968740218E-15 -6.004408854776376E-13 9.115648610209636E-14
tp 1.831393340636759E-12 -3.738763581023633E-12 3.606428916111088E-8 2.348550702740238E-11 6.45370631138064E-9 -4.30323107376858E-12
node 8.782346240361299E-16 2.610924968740218E-15 2.348550702740238E-11 1.022882455514791E-9 -9.904801307765708E-10 -8.074080227746457E-11
peri 3.384441063360632E-13 -6.004408854776376E-13 6.45370631138064E-9 -9.904801307765708E-10 2.154826365169373E-9 7.812716393030905E-11
i -2.42093597252156E-14 9.115648610209636E-14 -4.30323107376858E-12 -8.074080227746457E-11 7.812716393030905E-11 6.458254265505554E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO437719  

442129 (2010 UA27)          Discovered 2004-Oct-07 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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