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312890 (2011 UL263)
Classification: Main-belt Asteroid          SPK-ID: 2312890
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 .01759060377365066 8.115e-08  
a 2.702823433062623 4.1504e-08 au
q 2.65527913698148 2.4357e-07 au
i 7.499834079269681 6.5276e-06 deg
node 61.21503727945905 5.7504e-05 deg
peri 336.3755709860673 0.00022092 deg
M 357.6792797811395 0.00021264 deg
tp 2459010.962734993631
(2020-Jun-10.46273499)
0.00095869 TDB
period 1623.023993627542
4.44
3.7384e-05
1.024e-07
d
yr
n .2218081811565715 5.109e-09 deg/d
Q 2.750367729143765 4.2234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5748 days (15.74 yr)  
   first obs. used      2004-01-28  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:13:33  

Additional Information
 Earth MOID = 1.665 au 
 Jupiter MOID = 2.31058 au 
 T_jup = 3.354 
[ 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 16.4   n/a MPO418616  

312890 (2011 UL263)          Discovered 2007-Dec-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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