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312875 (2011 UJ174)
Classification: Main-belt Asteroid          SPK-ID: 2312875
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2548453150691289 1.0734e-07  
a 2.71048216748627 4.8576e-08 au
q 2.019728485523976 3.0226e-07 au
i 14.0338079578048 1.4439e-05 deg
node 77.99297766946366 4.8013e-05 deg
peri 286.5301636953371 5.9087e-05 deg
M 1.944022825925336 3.2884e-05 deg
tp 2458991.698288737193
(2020-May-22.19828874)
0.00014874 TDB
period 1629.927391980246
4.46
4.3816e-05
1.2e-07
d
yr
n .22086873425854 5.9375e-09 deg/d
Q 3.401235849448564 6.0956e-08 au
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      5641 days (15.44 yr)  
   first obs. used      2002-10-31  
   last obs. used      2018-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55767  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:29:48  

Additional Information
 Earth MOID = 1.0709 au 
 Jupiter MOID = 2.24283 au 
 T_jup = 3.274 
[ 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 16.5   n/a MPO446477  

312875 (2011 UJ174)          Discovered 2002-Oct-31 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 UJ174 = 2002 UC46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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