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JPL Small-Body Database Browser
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249825 (2001 HT43)
Classification: Main-belt Asteroid          SPK-ID: 2249825
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .09690393343218083 7.0296e-08  
a 2.468085132432606 1.9686e-08 au
q 2.228917975054402 1.8122e-07 au
i 6.636527882829102 6.7904e-06 deg
node 34.71794945069045 4.0768e-05 deg
peri 179.8663983095806 5.4841e-05 deg
M 228.8363748457601 4.382e-05 deg
tp 2459116.499809495468
(2020-Sep-23.99980950)
0.00017653 TDB
period 1416.245786131079
3.88
1.6944e-05
4.639e-08
d
yr
n .2541931658511432 3.0412e-09 deg/d
Q 2.70725228981081 2.1593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7943 days (21.75 yr)  
   first obs. used      1997-04-05  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62075  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:45:13  

Additional Information
 Earth MOID = 1.22239 au 
 Jupiter MOID = 2.25754 au 
 T_jup = 3.470 
[ 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 16.3   n/a MPO413154  

249825 (2001 HT43)          Discovered 2001-Apr-16 by LONEOS at Anderson Mesa
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

Alternate Designations
 2001 HT43 = 2005 JP67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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