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392483 (2011 HX31)
Classification: Main-belt Asteroid          SPK-ID: 2392483
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05634452523582679 7.5992e-08  
a 2.910701869708002 4.0148e-08 au
q 2.746699754756271 2.1625e-07 au
i 13.16776004398115 6.5209e-06 deg
node 87.63681875159132 2.9069e-05 deg
peri 301.4263472259659 6.0849e-05 deg
M 135.4148259153613 5.3484e-05 deg
tp 2458318.226145185098
(2018-Jul-18.72614519)
0.00027056 TDB
period 1813.823457461625
4.97
3.7527e-05
1.027e-07
d
yr
n .1984757659402012 4.1064e-09 deg/d
Q 3.074703984659733 4.241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      6031 days (16.51 yr)  
   first obs. used      2003-10-16  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54462  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:23:35  

Additional Information
 Earth MOID = 1.77985 au 
 Jupiter MOID = 2.25678 au 
 T_jup = 3.242 
[ 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 16.0   n/a MPO418999  

392483 (2011 HX31)          Discovered 2003-Oct-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 HX31 = 2003 UV2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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