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(2008 UB95)
Classification: Aten [NEO]          SPK-ID: 3435023
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2685265392070748 8.5463e-07  
a .9904123022790534 3.4607e-08 au
q .724460314359948 8.7174e-07 au
i 3.252366332440018 4.6672e-06 deg
node 21.70682840478706 4.7645e-05 deg
peri 253.3383075227725 3.8073e-05 deg
M 205.3643922992814 0.00015092 deg
tp 2459355.142716800984
(2021-May-20.64271680)
0.00015881 TDB
period 360.016550367239
0.99
1.8869e-05
5.166e-08
d
yr
n .9999540288711112 5.241e-08 deg/d
Q 1.256364290198159 4.3899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      4139 days (11.33 yr)  
   first obs. used      2008-10-29  
   last obs. used      2020-02-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .42398  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:06:36  

Additional Information
 Earth MOID = .000455619 au 
 Jupiter MOID = 3.8378 au 
 T_jup = 6.093 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457324.5 (2015-Oct-29.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2686321722794792 8.5372e-07  
q .7237108143941342 8.6819e-07 au
tp 2457197.185424809686
(2015-Jun-23.68542481)
6.0462e-05 TDB
node 21.99096744969522 4.7356e-05 deg
peri 253.3822871402299 3.9462e-05 deg
i 3.237377989229131 4.6719e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      4139 days (11.33 yr)  
   first obs. used      2008-10-29  
   last obs. used      2020-02-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .42398  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:06:36  

Additional Information
 Jupiter MOID = 3.8378 au 
 T_jup = 6.093 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.288430696868622E-13 -7.411963878964708E-13 -4.309548337648285E-11 -8.059715880619806E-12 -1.548779159144488E-11 2.311362225005716E-12
q -7.411963878964708E-13 7.537599138507257E-13 4.384934303057655E-11 8.217171351191701E-12 1.574811521943367E-11 -2.34968883635619E-12
tp -4.309548337648285E-11 4.384934303057655E-11 3.655671614370356E-9 1.484612328597894E-9 8.320986167647697E-10 -9.342590967797886E-11
node -8.059715880619806E-12 8.217171351191701E-12 1.484612328597894E-9 2.24260826924081E-9 -1.130273391169671E-9 3.501991472493644E-11
peri -1.548779159144488E-11 1.574811521943367E-11 8.320986167647697E-10 -1.130273391169671E-9 1.557266593911281E-9 -7.313561142938904E-11
i 2.311362225005716E-12 -2.34968883635619E-12 -9.342590967797886E-11 3.501991472493644E-11 -7.313561142938904E-11 2.182674586266175E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.8   n/a MPO543359  

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