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24062 Hardister (1999 TF112)
Classification: Main-belt Asteroid          SPK-ID: 2024062
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1148976400711983 3.4601e-08  
a 2.25098753741106 6.6443e-09 au
q 1.992354381532851 7.8919e-08 au
i 5.510987266980372 3.4372e-06 deg
node 208.3199194554914 3.8206e-05 deg
peri 302.5469957708929 4.0726e-05 deg
M 22.18551096279162 1.4358e-05 deg
tp 2459320.480501984148
(2021-Apr-15.98050198)
4.9147e-05 TDB
period 1233.553706813654
3.38
5.4616e-06
1.495e-08
d
yr
n .2918397456158617 1.2921e-09 deg/d
Q 2.509620693289269 7.4077e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1341  
   data-arc span      10986 days (30.08 yr)  
   first obs. used      1991-04-08  
   last obs. used      2021-05-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50946  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:57:18  

Additional Information
 Earth MOID = 1.00956 au 
 Jupiter MOID = 2.49474 au 
 T_jup = 3.612 
[ 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 15.41   n/a MPCxxxxx  

24062 Hardister           Discovered 1999 Oct. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Scott Hardister mentored a finalist in the 2007 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. He teaches at the Oregon Episcopal School, Portland, Oregon.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071026/MPCPages.arcLast Updated: 2007-10-28

Alternate Designations
 1999 TF112 = 1991 GR4 = 1999 TO181 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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