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123278 (2000 UG95)
Classification: Main-belt Asteroid          SPK-ID: 2123278
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2132628492563105 5.7101e-08  
a 2.619175359412247 1.2429e-08 au
q 2.06060255956207 1.4732e-07 au
i 4.354834071808153 4.8463e-06 deg
node 345.0390933729274 8.1423e-05 deg
peri 41.29047413886701 8.2117e-05 deg
M 233.526794664176 1.167e-05 deg
tp 2459544.427875173801
(2021-Nov-25.92787517)		 5.2017e-05 TDB
period 1548.264982631095
4.24		 1.102e-05
3.017e-08		 d
yr
n .2325183376480052 1.655e-09 deg/d
Q 3.177748159262423 1.5079e-08 au
   Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      7204 days (19.72 yr)  
   first obs. used      2000-09-30  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52206  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:36:23  

Additional Information
 Earth MOID = 1.06704 au 
 Jupiter MOID = 2.29553 au 
 T_jup = 3.369 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457022.5 (2014-Dec-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2131045410969456 5.7123e-08  
q 2.061217452347618 1.4734e-07 au
tp 2456450.144378678998
(2013-Jun-06.64437868)		 4.5679e-05 TDB
node 345.0638066090171 8.1409e-05 deg
peri 41.63542123325141 8.2102e-05 deg
i 4.355206311911035 4.8463e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      7204 days (19.72 yr)  
   first obs. used      2000-09-30  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52206  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:36:23  

Additional Information
 Jupiter MOID = 2.29553 au 
 T_jup = 3.369 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.263081271622144E-15 -8.398522469120121E-15 7.395017019668011E-13 1.2969320694823E-14 1.16440678210801E-13 -5.022377998527089E-15
q -8.398522469120121E-15 2.170764489425372E-14 -1.924198067991183E-12 -3.129060111201748E-14 -3.003300994105376E-13 1.311357210854912E-14
tp 7.395017019668011E-13 -1.924198067991183E-12 2.086576446755616E-9 -2.441311935338757E-12 5.358467743335051E-10 -3.029436529069055E-12
node 1.2969320694823E-14 -3.129060111201748E-14 -2.441311935338757E-12 6.627485851350324E-9 -6.608229284824204E-9 1.173784954209185E-10
peri 1.16440678210801E-13 -3.003300994105376E-13 5.358467743335051E-10 -6.608229284824204E-9 6.740810845487063E-9 -1.177127917633662E-10
i -5.022377998527089E-15 1.311357210854912E-14 -3.029436529069055E-12 1.173784954209185E-10 -1.177127917633662E-10 2.348666912162085E-11

[ 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 16.2   n/a MPO236865  

123278 (2000 UG95)          Discovered 2000-Oct-25 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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