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344327 (2001 VR38)
Classification: Main-belt Asteroid          SPK-ID: 2344327
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1042857628760301 6.1831e-08  
a 2.374353820218043 1.7095e-08 au
q 2.126742520738988 1.5472e-07 au
i 7.354764981409114 6.2787e-06 deg
node 53.20883838517769 4.0592e-05 deg
peri 359.3132481886738 5.0226e-05 deg
M 280.5024981836082 2.8896e-05 deg
tp 2458895.598881062419
(2020-Feb-16.09888106)
0.00010834 TDB
period 1336.33881260613
3.66
1.4432e-05
3.951e-08
d
yr
n .2693927592344096 2.9094e-09 deg/d
Q 2.621965119697098 1.8878e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      6583 days (18.02 yr)  
   first obs. used      2001-10-24  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55921  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 22:56:38  

Additional Information
 Earth MOID = 1.13725 au 
 Jupiter MOID = 2.69707 au 
 T_jup = 3.524 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457680.5 (2016-Oct-19.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .104076124441574 6.1876e-08  
q 2.127371802859985 1.549e-07 au
tp 2457555.500494341346
(2016-Jun-16.00049434)
0.00010423 TDB
node 53.2228675746013 4.0598e-05 deg
peri 358.469611389874 5.0265e-05 deg
i 7.355035931689439 6.2792e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      6583 days (18.02 yr)  
   first obs. used      2001-10-24  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55921  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 22:56:38  

Additional Information
 Jupiter MOID = 2.69707 au 
 T_jup = 3.524 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.828696191982396E-15 -9.548432887758367E-15 -1.223231170412397E-12 -3.16280705515556E-14 -2.669823642455282E-13 -1.16269448769147E-14
q -9.548432887758367E-15 2.399417911414218E-14 3.282807296280155E-12 8.231462253156253E-14 7.351490121672295E-13 2.937438767034183E-14
tp -1.223231170412397E-12 3.282807296280155E-12 1.086366906618562E-8 8.241391150367518E-11 3.109462961791358E-9 3.360631798512838E-12
node -3.16280705515556E-14 8.231462253156253E-14 8.241391150367518E-11 1.648177437318697E-9 -1.609875937483522E-9 -6.117603297011071E-11
peri -2.669823642455282E-13 7.351490121672295E-13 3.109462961791358E-9 -1.609875937483522E-9 2.526595493265882E-9 6.140387078196879E-11
i -1.16269448769147E-14 2.937438767034183E-14 3.360631798512838E-12 -6.117603297011071E-11 6.140387078196879E-11 3.942878264852752E-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 16.9   n/a MPO450303  

344327 (2001 VR38)          Discovered 2001-Nov-09 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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