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JPL Small-Body Database Browser
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347228 (2011 HT86)
Classification: Main-belt Asteroid          SPK-ID: 2347228
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08063236721449048 6.3083e-08  
a 2.288410256239934 1.6004e-08 au
q 2.10389032012139 1.4895e-07 au
i 7.487767100415885 6.2556e-06 deg
node 71.39303084823894 5.4107e-05 deg
peri 356.4096572477938 6.8888e-05 deg
M 22.06039432713382 4.3692e-05 deg
tp 2458923.016358060849
(2020-Mar-14.51635806)
0.00015341 TDB
period 1264.442996097539
3.46
1.3264e-05
3.631e-08
d
yr
n .2847103436936825 2.9866e-09 deg/d
Q 2.472930192358479 1.7294e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      8746 days (23.95 yr)  
   first obs. used      1995-12-18  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53699  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:25:16  

Additional Information
 Earth MOID = 1.11797 au 
 Jupiter MOID = 2.73712 au 
 T_jup = 3.585 
[ 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 17.4   n/a MPO494813  

347228 (2011 HT86)          Discovered 2011-Apr-26 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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