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441546 (2008 TH43)
Classification: Main-belt Asteroid          SPK-ID: 2441546
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2391478157192974 1.8012e-07  
a 2.338715439961077 4.1019e-08 au
q 1.77941675090539 4.4356e-07 au
i 9.779230498880384 1.2629e-05 deg
node 337.7756755727263 3.3152e-05 deg
peri 39.13637009192142 7.2979e-05 deg
M 93.94431485594131 5.6604e-05 deg
tp 2458659.595680747333
(2019-Jun-25.09568075)
0.00019937 TDB
period 1306.364894130672
3.58
3.4368e-05
9.409e-08
d
yr
n .2755738474123374 7.2499e-09 deg/d
Q 2.898014129016764 5.0828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      4067 days (11.13 yr)  
   first obs. used      2006-01-31  
   last obs. used      2017-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55955  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:37:21  

Additional Information
 Earth MOID = .791099 au 
 Jupiter MOID = 2.6103 au 
 T_jup = 3.508 
[ 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 17.8   n/a MPO349181  
diameter diameter 1.733 km 0.516 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.045   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

441546 (2008 TH43)          Discovered 2008-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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