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500856 (2013 HT156)
Classification: TransNeptunian Object          SPK-ID: 2500856
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01640380536432124 0.00048498  
a 44.19934029581309 0.0081873 au
q 43.47430292036917 0.027537 au
i 3.676804745947918 0.0009204 deg
node 54.5060088858157 0.004123 deg
peri 293.1815468858055 0.95966 deg
M 239.7021834823559 1.0185 deg
tp 2494866.038152716872
(2118-Aug-11.53815272)
306.38 TDB
period 107330.2418010582
293.85
29.822
0.08165
d
yr
n .003354133876519884 9.3196e-07 deg/d
Q 44.92437767125701 0.0083216 au
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      2241 days (6.14 yr)  
   first obs. used      2013-04-17  
   last obs. used      2019-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .27375  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:24:08  

Additional Information
 Earth MOID = 42.4696 au 
 Jupiter MOID = 38.4916 au 
 T_jup = 5.934 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.6   n/a MPO347300  

500856 (2013 HT156)          Discovered 2013-Apr-19 by Outer Solar System Origins Survey at Mauna Kea
Reference: Last Updated: 2017-10-09
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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