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212381 (2006 HP59)
Classification: Main-belt Asteroid          SPK-ID: 2212381
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1561586712071333 5.594e-08  
a 2.178202518871623 1.3693e-08 au
q 1.8380573079046 1.2724e-07 au
i 2.06478988323983 4.857e-06 deg
node 150.908129142606 0.00014192 deg
peri 141.7603637652765 0.0001432 deg
M 75.79057604547936 1.5492e-05 deg
tp 2458753.294278628658
(2019-Sep-26.79427863)
5.1158e-05 TDB
period 1174.210097575729
3.21
1.1073e-05
3.032e-08
d
yr
n .3065890854994818 2.8911e-09 deg/d
Q 2.518347729838646 1.5832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      6958 days (19.05 yr)  
   first obs. used      2000-08-01  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56311  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:45:03  

Additional Information
 Earth MOID = .822471 au 
 Jupiter MOID = 2.64929 au 
 T_jup = 3.666 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO433388  

212381 (2006 HP59)          Discovered 2006-Apr-24 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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