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JPL Small-Body Database Browser
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437089 (2012 UA78)
Classification: Main-belt Asteroid          SPK-ID: 2437089
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06914775008385497 9.6883e-08  
a 2.722414862419473 5.0767e-08 au
q 2.534165999888319 2.8861e-07 au
i 5.528986881451631 1.0259e-05 deg
node 25.51876140056635 7.4856e-05 deg
peri 313.6325790942118 0.00010422 deg
M 211.9069832840693 6.5405e-05 deg
tp 2459275.435026030337
(2021-Mar-01.93502603)
0.00029303 TDB
period 1640.7026797016
4.49
4.5894e-05
1.257e-07
d
yr
n .2194181824981686 6.1375e-09 deg/d
Q 2.910663724950627 5.4278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      6569 days (17.98 yr)  
   first obs. used      2001-04-16  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67194  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:03:42  

Additional Information
 Earth MOID = 1.52868 au 
 Jupiter MOID = 2.36001 au 
 T_jup = 3.348 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO386675  

437089 (2012 UA78)          Discovered 2012-Oct-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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