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136894 (1998 HC35)
Classification: Main-belt Asteroid          SPK-ID: 2136894
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1650212662512925 4.6891e-08  
a 2.250678842698041 1.1118e-08 au
q 1.879268970151017 1.0447e-07 au
i 5.173113446910587 4.7838e-06 deg
node 66.44065601851993 6.116e-05 deg
peri 143.8259494291522 6.3132e-05 deg
M 191.210709636913 1.5468e-05 deg
tp 2459578.743961238349
(2021-Dec-30.24396124)
5.471e-05 TDB
period 1233.2999658806
3.38
9.1388e-06
2.502e-08
d
yr
n .2918997891506088 2.163e-09 deg/d
Q 2.622088715245065 1.2953e-08 au
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7865 days (21.53 yr)  
   first obs. used      1998-03-24  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 16:05:34  

Additional Information
 Earth MOID = .876259 au 
 Jupiter MOID = 2.34373 au 
 T_jup = 3.604 
[ 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 16.9   n/a MPO436675  

136894 (1998 HC35)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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