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JPL Small-Body Database Browser
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390022 (2012 UX29)
Classification: Main-belt Asteroid          SPK-ID: 2390022
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04943056259137655 7.0539e-08  
a 2.232537835910675 2.6898e-08 au
q 2.122182234675076 1.556e-07 au
i 2.082208336941277 6.0317e-06 deg
node 109.7190448250232 0.00020158 deg
peri 268.9871015763742 0.00021081 deg
M 113.061666354454 6.3384e-05 deg
tp 2458617.843099132515
(2019-May-14.34309913)
0.00021301 TDB
period 1218.419016401379
3.34
2.2019e-05
6.028e-08
d
yr
n .2954648566330374 5.3396e-09 deg/d
Q 2.342893437146274 2.8227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6261 days (17.14 yr)  
   first obs. used      2002-10-15  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57482  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:24:02  

Additional Information
 Earth MOID = 1.12452 au 
 Jupiter MOID = 2.83186 au 
 T_jup = 3.638 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456918.5 (2014-Sep-18.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04971375360147793 7.0958e-08  
q 2.121236470902767 1.566e-07 au
tp 2457396.817350009717
(2016-Jan-09.31735001)
0.00020708 TDB
node 109.7462825207082 0.0002017 deg
peri 268.2505641321489 0.0002107 deg
i 2.081986914482049 6.0304e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6261 days (17.14 yr)  
   first obs. used      2002-10-15  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57482  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:24:02  

Additional Information
 Jupiter MOID = 2.83186 au 
 T_jup = 3.638 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.035016660772561E-15 -1.096758756220772E-14 -5.143513619081811E-12 -5.001062737335393E-14 -1.588027408061368E-12 -8.957044197025643E-16
q -1.096758756220772E-14 2.452508192724106E-14 1.20528938107704E-11 1.070244395023902E-13 3.643744667550343E-12 2.390269016121269E-15
tp -5.143513619081811E-12 1.20528938107704E-11 4.288074824217138E-8 5.828131517322175E-11 1.266589972075323E-8 -1.511980377029889E-13
node -5.001062737335393E-14 1.070244395023902E-13 5.828131517322175E-11 4.068184577820403E-8 -4.063612598666915E-8 4.242014253145695E-10
peri -1.588027408061368E-12 3.643744667550343E-12 1.266589972075323E-8 -4.063612598666915E-8 4.439620123958096E-8 -4.240204967117445E-10
i -8.957044197025643E-16 2.390269016121269E-15 -1.511980377029889E-13 4.242014253145695E-10 -4.240204967117445E-10 3.636578605841959E-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 17.6   n/a MPO408697  

390022 (2012 UX29)          Discovered 2007-Jan-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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