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JPL Small-Body Database Browser
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(2020 HD10)
Classification: Apollo [NEO]          SPK-ID: 54016939
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5406446233742696 1.6125e-05  
a 2.177964513501645 7.669e-05 au
q 1.000459709377024 7.4212e-07 au
i 13.05251267572291 0.00025986 deg
node 41.90010006160212 6.9784e-06 deg
peri 197.6354732204997 0.00033445 deg
M 125.8033147678636 0.0065975 deg
tp 2458986.235244734263
(2020-May-16.73524473)
0.00029009 TDB
period 1174.017649441093
3.21
0.062009
0.0001698
d
yr
n .3066393424079976 1.6196e-05 deg/d
Q 3.355469317626266 0.00011815 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      2 days  
   first obs. used      2020-04-29  
   last obs. used      2020-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .37437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:25:51  

Additional Information
 Earth MOID = .00864252 au 
 Jupiter MOID = 1.6905 au 
 T_jup = 3.449 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458969.5 (2020-Apr-30.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5418779388124011 1.6075e-05  
q 1.001037055523828 7.3532e-07 au
tp 2458986.096153158377
(2020-May-16.59615316)
0.00028026 TDB
node 41.92768149679121 6.9225e-06 deg
peri 197.4053562527734 0.00032483 deg
i 13.08948479772883 0.00025726 deg
  Orbit Determination Parameters
   # obs. used (total)      46  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      2 days  
   first obs. used      2020-04-29  
   last obs. used      2020-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .37437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:25:51  

Additional Information
 Jupiter MOID = 1.6905 au 
 T_jup = 3.449 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.584174364544284E-10 1.602526228585358E-12 -2.172615327892391E-9 5.001049097164074E-13 -1.267598875269884E-9 4.073887239740945E-9
q 1.602526228585358E-12 5.406928419042297E-13 -1.91690404189046E-10 3.293195699067353E-12 -2.368676192782245E-10 3.982378390280581E-11
tp -2.172615327892391E-9 -1.91690404189046E-10 7.854841495594108E-8 -1.066157922394308E-9 8.800529941516016E-8 -3.875284458347794E-8
node 5.001049097164074E-13 3.293195699067353E-12 -1.066157922394308E-9 4.792039211079326E-11 -1.401775838575382E-9 7.186533720108836E-12
peri -1.267598875269884E-9 -2.368676192782245E-10 8.800529941516016E-8 -1.401775838575382E-9 1.055166224726875E-7 -2.574258914467008E-8
i 4.073887239740945E-9 3.982378390280581E-11 -3.875284458347794E-8 7.186533720108836E-12 -2.574258914467008E-8 6.618160554470332E-8

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 27.3   .32711 MPO545529 autocmod 2.8

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