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

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5886952826788195 0.00042741  
a 2.209299535398049 0.0021506 au
q .9086953208847097 5.9726e-05 au
i 2.110556190916483 0.0027123 deg
node 216.1617569949771 0.00096141 deg
peri 43.80938449249109 0.0024556 deg
M 60.52007298852215 0.087355 deg
tp 2458998.859729642869
(2020-May-29.35972964)
0.0033777 TDB
period 1199.4449732791
3.28
1.7514
0.004795
d
yr
n .3001388208879769 0.00043825 deg/d
Q 3.509903749911387 0.0034167 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 = .000639761 au 
 Jupiter MOID = 1.58327 au 
 T_jup = 3.408 
[ 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 28.0   .34276 E2020-HL1 autocmod 2.8

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2020-Apr-27 14:40 < 00:01 Earth 0.000841156299436632 0.000839417715210417 0.000842894602990338 12.2184734763182 11.9564131944155 2458967.111283623 0.137351456105225 83.1519585194789 1.00604612756934 0.185443101807148 981.036630354953 T 3 CATAB v2.0f-lin.ifort 2020-Apr-28 07:12:17 2020-Apr-28 07:12
2020-Apr-27 16:02 < 00:01 Moon 0.00247447109385293 0.0024744162895894 0.00247452703827085 13.1710261551439 13.1700205364133 2458967.167840266 0.0943220357622169 89.7520868681797 0.988559296468616 88.3743470809283 362808.837611249 T 3 CATAB v2.0f-lin.ifort 2020-Apr-28 07:12:17 2020-Apr-28 07:12
2020-Aug-19 09:00 02:34 Mars 0.0794934241429537 0.0793568270412124 0.0796352226758509 14.3336761443468 14.3334248855932 2459080.875314462 154.196085818554 32810.250299244 78.8892217092667 77.7870473779358 149506.533300527 T 3 CATAB v2.0f-lin.ifort 2020-Apr-28 07:12:17 2020-Apr-28 07:12
2025-Apr-30 05:55 8_06:53 Jupiter 1.73277455354333 1.72376847072391 1.741761656054 3.38661960655481 3.23906522315743 2460795.746289481 11933.1751444537 373797.036226709 130.416322254133 43.1508290327359 104429.772167042 T 3 CATAB v2.0f-lin.ifort 2020-Apr-28 07:12:17 2020-Apr-28 07:12
2099-May-21 12:52 6_22:34 Earth 0.077308008300139 0.063569152114444 0.0912121995393667 9.93170887199776 9.92823799050538 2487845.036116115 9993.77793582336 711927.320733887 78.6284999068192 -14.2561479972837 38110.1713173337 T 3 CATAB v2.0f-lin.ifort 2020-Apr-28 07:12:17 2020-Apr-28 07:12
2143-Nov-21 21:59 6_11:19 Jupiter 1.65739902748869 1.63238486496778 1.68248638118509 3.30119476793181 3.14257479557492 2504099.415634647 9318.6029973942 1379791.83470477 288.209278868753 -9.18984985177252 1083364.4713406 T 3 CATAB v2.0f-lin.ifort 2020-Apr-28 07:12:17 2020-Apr-28 07:12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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