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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2555745698162468 1.6115e-07  
a 2.621851612603752 7.0586e-08 au
q 1.951773014590515 4.6867e-07 au
i 16.46251922899579 1.0796e-05 deg
node 42.71908806856287 1.9935e-05 deg
peri 352.056982139245 2.7905e-05 deg
M 292.817955884021 3.0717e-05 deg
tp 2459289.875196113798
(2021-Mar-16.37519611)
0.0001433 TDB
period 1550.638596544124
4.25
6.262e-05
1.714e-07
d
yr
n .2321624141191406 9.3754e-09 deg/d
Q 3.291930210616989 8.8626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      4776 days (13.08 yr)  
   first obs. used      2006-05-05  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:46:43  

Additional Information
 Earth MOID = .960341 au 
 Jupiter MOID = 2.14388 au 
 T_jup = 3.301 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457439.5 (2016-Feb-21.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2582170695323441 1.6146e-07  
q 1.942461740407962 4.696e-07 au
tp 2457740.523166086791
(2016-Dec-18.02316609)
8.4831e-05 TDB
node 42.79627399439121 1.9895e-05 deg
peri 352.0170859368143 2.7647e-05 deg
i 16.49793585927533 1.0814e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      4776 days (13.08 yr)  
   first obs. used      2006-05-05  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:46:43  

Additional Information
 Jupiter MOID = 2.14388 au 
 T_jup = 3.301 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.607047352179606E-14 -7.570799684856531E-14 -1.02092079736567E-11 -1.723120233769578E-13 -1.747820989118242E-12 -3.097488093188037E-13
q -7.570799684856531E-14 2.205214737924588E-13 3.051417466088162E-11 5.05124402585995E-13 5.250350260515453E-12 9.048173198339026E-13
tp -1.02092079736567E-11 3.051417466088162E-11 7.196335212726324E-9 7.533510686094633E-11 1.581709258061426E-9 1.412334646879692E-10
node -1.723120233769578E-13 5.05124402585995E-13 7.533510686094633E-11 3.958138808417837E-10 -3.642312367089311E-10 -6.320802846698628E-11
peri -1.747820989118242E-12 5.250350260515453E-12 1.581709258061426E-9 -3.642312367089311E-10 7.64383329162498E-10 8.948119461222255E-11
i -3.097488093188037E-13 9.048173198339026E-13 1.412334646879692E-10 -6.320802846698628E-11 8.948119461222255E-11 1.169351890378921E-10

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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