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392855 (2012 UM70)
Classification: Main-belt Asteroid          SPK-ID: 2392855
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2555745716987904 1.6105e-07  
a 2.62185161514501 6.9481e-08 au
q 1.951773011546543 4.6858e-07 au
i 16.46251625236745 9.6839e-06 deg
node 42.7190899898884 1.9676e-05 deg
peri 352.0569803764326 2.7736e-05 deg
M 292.8179550909919 3.0471e-05 deg
tp 2459289.875199950355
(2021-Mar-16.37519995)
0.00014206 TDB
period 1550.638598798585
4.25
6.164e-05
1.688e-07
d
yr
n .2321624137816016 9.2288e-09 deg/d
Q 3.291930218743478 8.7239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      5189 days (14.21 yr)  
   first obs. used      2006-05-05  
   last obs. used      2020-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59957  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:22:00  

Additional Information
 Earth MOID = .960341 au 
 Jupiter MOID = 2.14388 au 
 T_jup = 3.301 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457531.5 (2016-May-23.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2582164412158748 1.6138e-07  
q 1.942586252487817 4.6955e-07 au
tp 2457740.493155525559
(2016-Dec-17.99315553)
8.442e-05 TDB
node 42.79442164833604 1.9636e-05 deg
peri 352.0046290934286 2.7472e-05 deg
i 16.49787304267673 9.6998e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      5189 days (14.21 yr)  
   first obs. used      2006-05-05  
   last obs. used      2020-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59957  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:22:00  

Additional Information
 Jupiter MOID = 2.14388 au 
 T_jup = 3.301 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.604331598773465E-14 -7.56791366327995E-14 -1.024254752271445E-11 -1.823028881675611E-13 -1.739052355983485E-12 -2.949217705291627E-13
q -7.56791366327995E-14 2.204764768542246E-13 3.052714705774581E-11 5.334123201765056E-13 5.221482694864765E-12 8.626111870708871E-13
tp -1.024254752271445E-11 3.052714705774581E-11 7.126660074714794E-9 7.664420751789982E-11 1.576477194789945E-9 1.390607713306761E-10
node -1.823028881675611E-13 5.334123201765056E-13 7.664420751789982E-11 3.855580700515033E-10 -3.544634789252688E-10 -4.792014211866383E-11
peri -1.739052355983485E-12 5.221482694864765E-12 1.576477194789945E-9 -3.544634789252688E-10 7.547107821160192E-10 7.488846367083969E-11
i -2.949217705291627E-13 8.626111870708871E-13 1.390607713306761E-10 -4.792014211866383E-11 7.488846367083969E-11 9.408670102546157E-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 16.6   n/a MPO437608  

392855 (2012 UM70)          Discovered 2008-Dec-31 by CSS at Catalina
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 UM70 = 2012 TZ222 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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