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JPL Small-Body Database Browser
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390077 (2012 UC128)
Classification: Main-belt Asteroid          SPK-ID: 2390077
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1992859794426138 7.9703e-08  
a 2.997144253104985 8.3112e-08 au
q 2.399855425094156 2.245e-07 au
i 10.76130615710275 1.3613e-05 deg
node 347.6493399828398 4.6724e-05 deg
peri 92.4157792835437 6.8507e-05 deg
M 60.42507598927258 4.104e-05 deg
tp 2458282.391993156921
(2018-Jun-12.89199316)
0.00021419 TDB
period 1895.221157584297
5.19
7.8833e-05
2.158e-07
d
yr
n .1899514463308685 7.9012e-09 deg/d
Q 3.594433081115813 9.9676e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      3718 days (10.18 yr)  
   first obs. used      2008-12-31  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54539  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:51:54  

Additional Information
 Earth MOID = 1.44453 au 
 Jupiter MOID = 1.80163 au 
 T_jup = 3.197 
[ 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 16.6   n/a MPO427944  

390077 (2012 UC128)          Discovered 2008-Dec-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

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