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295806 (2008 UW306)
Classification: Main-belt Asteroid          SPK-ID: 2295806
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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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 .119159403900439 5.0316e-08  
a 2.402725812182942 1.8124e-08 au
q 2.116418436667025 1.1923e-07 au
i 6.5120590571623 7.3996e-06 deg
node 337.5811979001568 5.264e-05 deg
peri 296.5928376023255 6.2687e-05 deg
M 163.8136449986162 3.4556e-05 deg
tp 2458381.483363793906
(2018-Sep-19.98336379)
0.00012887 TDB
period 1360.362801499695
3.72
1.5392e-05
4.214e-08
d
yr
n .2646352867066991 2.9942e-09 deg/d
Q 2.689033187698859 2.0283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      9512 days (26.04 yr)  
   first obs. used      1993-10-20  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56392  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 20:56:13  

Additional Information
 Earth MOID = 1.1098 au 
 Jupiter MOID = 2.44316 au 
 T_jup = 3.506 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456929.5 (2014-Sep-29.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1193638295033589 5.0203e-08  
q 2.115530502175659 1.19e-07 au
tp 2457022.674094009324
(2014-Dec-31.17409401)
0.0001265 TDB
node 337.6420089135548 5.2602e-05 deg
peri 296.8548213227207 6.2664e-05 deg
i 6.515027452336249 7.403e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      9512 days (26.04 yr)  
   first obs. used      1993-10-20  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56392  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 20:56:13  

Additional Information
 Jupiter MOID = 2.44316 au 
 T_jup = 3.506 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.520381072487044E-15 -5.921877479458264E-15 7.714426924176249E-13 -6.508005601015414E-15 1.548987772515195E-13 2.312750513692855E-15
q -5.921877479458264E-15 1.416199100382606E-14 -1.671840000612402E-12 1.829515464322478E-14 -3.402591039567167E-13 -4.024173838836725E-15
tp 7.714426924176249E-13 -1.671840000612402E-12 1.600132618937037E-8 -5.641327256167072E-11 4.337730123555509E-9 4.709800241778118E-12
node -6.508005601015414E-15 1.829515464322478E-14 -5.641327256167072E-11 2.766959246642211E-9 -2.762350063212826E-9 8.580261026079049E-11
peri 1.548987772515195E-13 -3.402591039567167E-13 4.337730123555509E-9 -2.762350063212826E-9 3.926746792579913E-9 -8.418145614367577E-11
i 2.312750513692855E-15 -4.024173838836725E-15 4.709800241778118E-12 8.580261026079049E-11 -8.418145614367577E-11 5.480481996180917E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO455187  

295806 (2008 UW306)          Discovered 2008-Oct-30 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 UW306 = 1999 FE67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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