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108145 (2001 HT1)
Classification: Main-belt Asteroid          SPK-ID: 2108145
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698556459571198 3.2775e-08  
a 2.356239092546613 8.5401e-09 au
q 1.95601857945269 7.6825e-08 au
i 1.664397214528553 4.8154e-06 deg
node 350.6139011488515 0.00011524 deg
peri 248.4459021593905 0.00011607 deg
M 191.4670773307351 1.4224e-05 deg
tp 2460014.957291448428
(2023-Mar-11.45729145)
5.3353e-05 TDB
period 1321.074965028404
3.62
7.1823e-06
1.966e-08
d
yr
n .2725053532387995 1.4815e-09 deg/d
Q 2.756459605640536 9.9906e-09 au
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      10660 days (29.19 yr)  
   first obs. used      1991-10-06  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52019  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:09:18  

Additional Information
 Earth MOID = .944907 au 
 Jupiter MOID = 2.25257 au 
 T_jup = 3.534 
[ 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 16.34   n/a MPCxxxxx  

108145 (2001 HT1)          Discovered 2001-Apr-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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