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362230 (2009 HD98)
Classification: Main-belt Asteroid          SPK-ID: 2362230
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2218102333713989 5.8124e-08  
a 2.617376399979408 3.5813e-08 au
q 2.036815529879184 1.4793e-07 au
i 15.26757882443989 7.6858e-06 deg
node 67.78968523093516 2.9122e-05 deg
peri 240.2304474053129 3.6559e-05 deg
M 216.1837686514392 2.6337e-05 deg
tp 2459818.378528300590
(2022-Aug-26.87852830)
0.00012074 TDB
period 1546.670136621115
4.23
3.1744e-05
8.691e-08
d
yr
n .2327580984956901 4.7772e-09 deg/d
Q 3.197937270079633 4.3757e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      5225 days (14.31 yr)  
   first obs. used      2006-11-20  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64843  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:38:44  

Additional Information
 Earth MOID = 1.06569 au 
 Jupiter MOID = 2.15365 au 
 T_jup = 3.322 
[ 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 16.78   n/a MPCxxxxx  

362230 (2009 HD98)          Discovered 2009-Apr-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29

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