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357655 (2005 JL58)
Classification: Main-belt Asteroid          SPK-ID: 2357655
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0802071565048824 4.8994e-08  
a 2.578067671336013 2.0489e-08 au
q 2.371288194140988 1.2403e-07 au
i 8.442705000336721 5.5388e-06 deg
node 84.57012242077936 3.2294e-05 deg
peri 161.5590428816824 4.6435e-05 deg
M 212.7908794990481 3.6821e-05 deg
tp 2459618.761372238796
(2022-Feb-08.26137224)
0.00015824 TDB
period 1511.958588221625
4.14
1.8024e-05
4.935e-08
d
yr
n .2381017594029702 2.8384e-09 deg/d
Q 2.784847148531038 2.2132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58231  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:32:05  

Additional Information
 Earth MOID = 1.35882 au 
 Jupiter MOID = 2.23837 au 
 T_jup = 3.406 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457625.5 (2016-Aug-25.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08120805102055391 4.8852e-08  
q 2.367725624690099 1.2377e-07 au
tp 2458108.260339195227
(2017-Dec-20.76033920)
0.0001485 TDB
node 84.61367880997601 3.2323e-05 deg
peri 161.8982363831018 4.6243e-05 deg
i 8.440473781330779 5.5369e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58231  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:32:05  

Additional Information
 Jupiter MOID = 2.23837 au 
 T_jup = 3.406 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.386547071145033E-15 -5.979071391692419E-15 4.492515319166275E-13 5.572658022726698E-15 6.176188033814149E-14 -1.65820610401048E-16
q -5.979071391692419E-15 1.531808144810269E-14 -1.483179080604736E-14 -1.254242982891635E-14 6.720217661697853E-14 1.602257659903888E-15
tp 4.492515319166275E-13 -1.483179080604736E-14 2.2051857472757E-8 4.295349109733543E-11 4.926449625200457E-9 1.020209410819407E-11
node 5.572658022726698E-15 -1.254242982891635E-14 4.295349109733543E-11 1.044744553622509E-9 -1.023263609742261E-9 -1.971340549923233E-11
peri 6.176188033814149E-14 6.720217661697853E-14 4.926449625200457E-9 -1.023263609742261E-9 2.138405374608969E-9 2.174221492313324E-11
i -1.65820610401048E-16 1.602257659903888E-15 1.020209410819407E-11 -1.971340549923233E-11 2.174221492313324E-11 3.065708299154753E-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 16.2   n/a MPO455582  

357655 (2005 JL58)          Discovered 2005-May-07 by CSS at Catalina
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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