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(2020 HP6)
Classification: Apollo [NEO]          SPK-ID: 54016762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5888408519451528 0.00042742  
a 2.21014576648377 0.0021526 au
q .9087216504244942 5.9626e-05 au
i 2.109810907360831 0.0027128 deg
node 216.1935039577434 0.00090743 deg
peri 43.78756773373026 0.0025149 deg
M .4881440449856503 0.00030046 deg
tp 2458998.872671245466
(2020-May-29.37267125)
0.0033786 TDB
period 1200.134176889438
3.29
1.7533
0.0048
d
yr
n .2999664595279373 0.00043823 deg/d
Q 3.511569882543046 0.0034201 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      5 days  
   first obs. used      2020-04-21  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-28 07:12:15  

Additional Information
 Earth MOID = .000779097 au 
 Jupiter MOID = 1.58252 au 
 T_jup = 3.407 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 28.075   .34276 3 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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