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357671 (2005 JL147)
Classification: Main-belt Asteroid          SPK-ID: 2357671
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09670620813445516 4.394e-08  
a 2.660760254624006 2.3715e-08 au
q 2.403448219644451 1.1669e-07 au
i 15.1055249501869 5.1148e-06 deg
node 128.1736205051979 2.2546e-05 deg
peri 176.133823633158 3.9702e-05 deg
M 117.4093945569155 3.2337e-05 deg
tp 2458483.479942593828
(2018-Dec-30.97994259)
0.0001421 TDB
period 1585.283880975937
4.34
2.1194e-05
5.803e-08
d
yr
n .2270886648884462 3.036e-09 deg/d
Q 2.918072289603561 2.6009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      5793 days (15.86 yr)  
   first obs. used      2004-02-13  
   last obs. used      2019-12-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55869  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:26:44  

Additional Information
 Earth MOID = 1.3886 au 
 Jupiter MOID = 2.33889 au 
 T_jup = 3.330 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457713.5 (2016-Nov-21.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09803847687877824 4.3788e-08  
q 2.398886475270702 1.1646e-07 au
tp 2458483.123282409804
(2018-Dec-30.62328241)
0.00014005 TDB
node 128.2627969770746 2.2549e-05 deg
peri 176.0838479584311 3.9344e-05 deg
i 15.10785173924362 5.1138e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      5793 days (15.86 yr)  
   first obs. used      2004-02-13  
   last obs. used      2019-12-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55869  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:26:44  

Additional Information
 Jupiter MOID = 2.33889 au 
 T_jup = 3.330 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.917406579199279E-15 -5.013545878418007E-15 -1.408258125325545E-12 -7.945815785992778E-15 -3.325160709479137E-13 -1.991378599312462E-15
q -5.013545878418007E-15 1.35620480391782E-14 3.815201371628355E-12 2.150146843741296E-14 8.437354125782962E-13 7.275884829313686E-15
tp -1.408258125325545E-12 3.815201371628355E-12 1.961427938591265E-8 5.682551103945078E-11 4.543167122124511E-9 -5.619788288981544E-13
node -7.945815785992778E-15 2.150146843741296E-14 5.682551103945078E-11 5.084791175583122E-10 -4.774636316916188E-10 -2.263174388555898E-11
peri -3.325160709479137E-13 8.437354125782962E-13 4.543167122124511E-9 -4.774636316916188E-10 1.547983837151403E-9 2.132232108880826E-11
i -1.991378599312462E-15 7.275884829313686E-15 -5.619788288981544E-13 -2.263174388555898E-11 2.132232108880826E-11 2.61512506258048E-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 16.4   n/a MPO450330  

357671 (2005 JL147)          Discovered 2005-May-15 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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