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JPL Small-Body Database Browser
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437761 (2014 HG170)
Classification: Jupiter Trojan          SPK-ID: 2437761
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09161566865414884 1.4967e-07  
a 5.22165973456304 5.1316e-07 au
q 4.743273886496602 7.6157e-07 au
i 10.75847126235348 1.1554e-05 deg
node 151.4690228797655 7.3871e-05 deg
peri 338.0832608094528 0.00013124 deg
M 210.5414904792771 0.00012632 deg
tp 2460409.878497718901
(2024-Apr-09.37849772)
0.0017415 TDB
period 4358.241369244279
11.93
0.00064247
1.759e-06
d
yr
n .08260212537572792 1.2177e-08 deg/d
Q 5.700045582629478 5.6018e-07 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      6380 days (17.47 yr)  
   first obs. used      2001-02-16  
   last obs. used      2018-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64111  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:59:57  

Additional Information
 Earth MOID = 3.76098 au 
 Jupiter MOID = .617073 au 
 T_jup = 2.957 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456929.5 (2014-Sep-29.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09316444519539903 1.4915e-07  
q 4.725180305053748 7.5798e-07 au
tp 2456053.091106659735
(2012-May-05.59110666)
0.0012429 TDB
node 151.4957168289522 7.391e-05 deg
peri 337.6608375956221 0.00012989 deg
i 10.76154477732739 1.1559e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      6380 days (17.47 yr)  
   first obs. used      2001-02-16  
   last obs. used      2018-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64111  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:59:57  

Additional Information
 Jupiter MOID = .617073 au 
 T_jup = 2.957 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.224670645091534E-14 -9.240265256997387E-14 6.506175461678119E-11 8.380005969303007E-14 4.245688892666627E-12 -8.582966839837907E-15
q -9.240265256997387E-14 5.745360580487092E-13 1.982131223114496E-11 -1.714323593676611E-13 1.083474631775733E-11 4.40520851212047E-14
tp 6.506175461678119E-11 1.982131223114496E-11 1.54480925696662E-6 9.789306630132737E-10 1.326026560618512E-7 -2.610645115614223E-10
node 8.380005969303007E-14 -1.714323593676611E-13 9.789306630132737E-10 5.46274009409107E-9 -5.284199359026227E-9 3.138794711953331E-10
peri 4.245688892666627E-12 1.083474631775733E-11 1.326026560618512E-7 -5.284199359026227E-9 1.687166624612552E-8 -3.299881236836511E-10
i -8.582966839837907E-15 4.40520851212047E-14 -2.610645115614223E-10 3.138794711953331E-10 -3.299881236836511E-10 1.336013465727437E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO456079  

437761 (2014 HG170)          Discovered 2012-Jan-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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