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437090 (2012 UM78)
Classification: Main-belt Asteroid          SPK-ID: 2437090
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08640047141164547 6.6967e-08  
a 2.966815691110804 6.3869e-08 au
q 2.710481416807363 2.3333e-07 au
i 9.860403119308247 1.2158e-05 deg
node 248.4938920452212 8.467e-05 deg
peri 47.02624961321735 0.00017632 deg
M 269.3733718163205 0.00015408 deg
tp 2459470.380691411801
(2021-Sep-12.88069141)
0.00079911 TDB
period 1866.527005345555
5.11
6.0273e-05
1.65e-07
d
yr
n .1928715732314585 6.2281e-09 deg/d
Q 3.223149965414244 6.9387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6382 days (17.47 yr)  
   first obs. used      2002-11-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56456  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:39:15  

Additional Information
 Earth MOID = 1.70558 au 
 Jupiter MOID = 1.92556 au 
 T_jup = 3.236 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO428067  

437090 (2012 UM78)          Discovered 2007-Nov-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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