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(2012 HN1)
Classification: Apollo [NEO]          SPK-ID: 3602687
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .15313373824341 0.00022401  
a 1.025922700109628 6.8531e-05 au
q .8688193218930683 0.00017179 au
i 2.405254876668007 0.0036274 deg
node 194.751358042015 0.0050749 deg
peri 108.7775096929294 0.013619 deg
M 215.0366762849116 0.27484 deg
tp 2459153.336126758163
(2020-Oct-30.83612676)
0.30508 TDB
period 379.5512149064502
1.04
0.038031
0.0001041
d
yr
n .9484885988014315 9.5038e-05 deg/d
Q 1.183026078326189 7.9026e-05 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      6 days  
   first obs. used      2012-04-17  
   last obs. used      2012-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .69031  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:50:04  

Additional Information
 Earth MOID = .0110347 au 
 Jupiter MOID = 3.94465 au 
 T_jup = 5.949 
[ 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 27.0   n/a MPO232623  

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