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JPL Small-Body Database Browser
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392144 (2009 HN32)
Classification: Outer Main-belt Asteroid          SPK-ID: 2392144
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1051841010352633 8.358e-08  
a 3.22315692865994 8.5268e-08 au
q 2.884132064623264 2.5331e-07 au
i 6.000989888279922 8.2098e-06 deg
node 140.7080022526477 0.00010281 deg
peri 125.0005806699735 0.0001148 deg
M 217.0537033075126 4.8879e-05 deg
tp 2459439.749345124404
(2021-Aug-13.24934512)
0.00028975 TDB
period 2113.589307561711
5.79
8.3872e-05
2.296e-07
d
yr
n .1703263726363684 6.7589e-09 deg/d
Q 3.562181792696616 9.4237e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      4397 days (12.04 yr)  
   first obs. used      2005-11-03  
   last obs. used      2017-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7523  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:11:32  

Additional Information
 Earth MOID = 1.87333 au 
 Jupiter MOID = 1.55223 au 
 T_jup = 3.171 
[ 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 16.4   n/a MPO427953  

392144 (2009 HN32)          Discovered 2008-Jan-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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