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(2019 HH3)
Classification: Aten [NEO]          SPK-ID: 3841619
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5132547830487054 0.00057567  
a .721588086812753 0.00017422 au
q .351229549865143 0.00050014 au
i 13.56030872609934 0.028514 deg
node 32.03445028495294 0.0013975 deg
peri 15.90221644224715 0.0051332 deg
M 28.64992480869324 0.31197 deg
tp 2459182.682226067877
(2020-Nov-29.18222607)
0.18757 TDB
period 223.8888464244046
0.61
0.081084
0.000222
d
yr
n 1.607940751624503 0.00058234 deg/d
Q 1.091946623760363 0.00026364 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      2 days  
   first obs. used      2019-04-25  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .42467  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-27 14:01:58  

Additional Information
 Earth MOID = .0261786 au 
 Jupiter MOID = 4.30325 au 
 T_jup = 7.832 
[ 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 25.5   .32505 MPO477915 autocmod 2.6q

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