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392372 (2010 HW23)
Classification: Main-belt Asteroid          SPK-ID: 2392372
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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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 .09197162119570895 4.0196e-08  
a 2.6759896063816 2.3703e-08 au
q 2.429874503979817 1.0702e-07 au
i 13.32646756249339 5.4405e-06 deg
node 98.70926235251676 1.9115e-05 deg
peri 97.13492289896332 3.5177e-05 deg
M 129.8625925905771 3.013e-05 deg
tp 2458423.724733591659
(2018-Nov-01.22473359)
0.00013193 TDB
period 1598.913834730179
4.38
2.1244e-05
5.816e-08
d
yr
n .22515284575091 2.9915e-09 deg/d
Q 2.922104708783382 2.5883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      8542 days (23.39 yr)  
   first obs. used      1997-06-01  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:25:52  

Additional Information
 Earth MOID = 1.47035 au 
 Jupiter MOID = 2.17972 au 
 T_jup = 3.334 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO437606  

392372 (2010 HW23)          Discovered 1997-Jun-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2010 HW23 = 1997 LH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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