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(A/2020 H9)
Classification: TransNeptunian Object          SPK-ID: 54017224
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459003.5 (2020-Jun-03.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9924559828191288 0.00010207  
a 341.7090247449237 4.6256 au
q 2.577858753534435 2.1453e-05 au
i 137.8521665460203 0.00048603 deg
node 213.1219419169878 0.00011362 deg
peri 312.8177324267962 0.0011769 deg
M .02572907984385644 0.00052332 deg
tp 2458838.605999641064
(2019-Dec-21.10599964)
0.0058761 TDB
period 2307188.616517559
6316.74
46847
128.3
d
yr
n .0001560340569568947 3.1682e-06 deg/d
Q 680.840190736313 9.2162 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      91 days  
   first obs. used      2020-04-22  
   last obs. used      2020-07-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .4967  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-26 08:27:29  

Additional Information
 Earth MOID = 1.71595 au 
 Jupiter MOID = 1.95373 au 
 T_jup = -1.458 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.041872273711252E-8 1.667183739576469E-9 5.877308792418041E-7 -1.145865064242346E-8 1.049617155199315E-7 4.875465585784778E-8
q 1.667183739576469E-9 4.602346837191421E-10 1.098840037690484E-7 -1.950001693975765E-9 2.470078198129293E-8 7.843244623873264E-9
tp 5.877308792418041E-7 1.098840037690484E-7 3.452847063293186E-5 -6.543898498926655E-7 6.58693226626733E-6 2.748774990502559E-6
node -1.145865064242346E-8 -1.950001693975765E-9 -6.543898498926655E-7 1.291027894209699E-8 -1.196728667463378E-7 -5.391547494173743E-8
peri 1.049617155199315E-7 2.470078198129293E-8 6.58693226626733E-6 -1.196728667463378E-7 1.38520254443908E-6 4.915619001091957E-7
i 4.875465585784778E-8 7.843244623873264E-9 2.748774990502559E-6 -5.391547494173743E-8 4.915619001091957E-7 2.36227272135947E-7

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.701   .34049 7 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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