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385340 (2002 JZ115)
Classification: Jupiter Trojan          SPK-ID: 2385340
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06297311093654105 6.9946e-08  
a 5.196333621675489 1.9527e-07 au
q 4.869104328054441 4.041e-07 au
i 24.56419643870631 8.0246e-06 deg
node 162.8548562274353 1.4345e-05 deg
peri 179.2598982677395 7.2209e-05 deg
M 54.61583268454294 6.4657e-05 deg
tp 2458740.112918333031
(2019-Sep-13.61291833)
0.00080146 TDB
period 4326.572310358364
11.85
0.00024387
6.677e-07
d
yr
n .08320674524221271 4.6901e-09 deg/d
Q 5.523562915296537 2.0756e-07 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      7235 days (19.81 yr)  
   first obs. used      2001-02-20  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:02  

Additional Information
 Earth MOID = 3.86039 au 
 Jupiter MOID = .0896236 au 
 T_jup = 2.816 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457814.5 (2017-Mar-02.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06183743057789892 6.9568e-08  
q 4.868839866078982 3.9867e-07 au
tp 2458728.654334311157
(2019-Sep-02.15433431)
0.00082053 TDB
node 162.8644563504674 1.4341e-05 deg
peri 178.1284581733233 7.3827e-05 deg
i 24.57143701131031 8.0291e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      7235 days (19.81 yr)  
   first obs. used      2001-02-20  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:02  

Additional Information
 Jupiter MOID = .0896236 au 
 T_jup = 2.816 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.839714348573733E-15 -2.465229710451964E-14 2.000487831711874E-11 3.062581092861123E-15 1.740387237466577E-12 4.205013743286978E-15
q -2.465229710451964E-14 1.589415925696109E-13 -2.033667344932962E-10 -5.094813037746253E-15 -1.818656703413909E-11 -1.219891119611614E-14
tp 2.000487831711874E-11 -2.033667344932962E-10 6.732760529582801E-7 1.904757099934888E-11 5.947988396037705E-8 4.846791162368408E-11
node 3.062581092861123E-15 -5.094813037746253E-15 1.904757099934888E-11 2.056698144197795E-10 -1.854701736757521E-10 5.201800166388438E-11
peri 1.740387237466577E-12 -1.818656703413909E-11 5.947988396037705E-8 -1.854701736757521E-10 5.450366492111542E-9 -4.329515755194836E-11
i 4.205013743286978E-15 -1.219891119611614E-14 4.846791162368408E-11 5.201800166388438E-11 -4.329515755194836E-11 6.446606746467682E-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 13.71   n/a MPCxxxxx  
diameter diameter 12.516 km 1.218 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.031   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

385340 (2002 JZ115)          Discovered 2002-May-11 by La Palma at La Palma
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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