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392882 (2012 UH172)
Classification: Main-belt Asteroid          SPK-ID: 2392882
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1073896087202585 9.6317e-08  
a 2.42127629213179 2.5023e-08 au
q 2.161256378516118 2.4873e-07 au
i 6.902412319895407 8.9824e-06 deg
node 9.69662205639975 5.9661e-05 deg
peri 27.24676989633116 7.5397e-05 deg
M 12.32661095898353 4.9544e-05 deg
tp 2458953.379906884736
(2020-Apr-13.87990688)
0.00018899 TDB
period 1376.147391845137
3.77
2.1333e-05
5.841e-08
d
yr
n .2615998853998571 4.0553e-09 deg/d
Q 2.681296205747461 2.771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      9484 days (25.97 yr)  
   first obs. used      1993-11-08  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60417  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:06:05  

Additional Information
 Earth MOID = 1.17005 au 
 Jupiter MOID = 2.71596 au 
 T_jup = 3.496 
[ 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 17.3   n/a MPO446664  

392882 (2012 UH172)          Discovered 2008-Aug-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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