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308473 (2005 TB28)
Classification: Main-belt Asteroid          SPK-ID: 2308473
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1196819535747253 5.9778e-08  
a 3.068192357791761 4.0385e-08 au
q 2.7009851024682 1.9754e-07 au
i 27.28427676774859 8.2708e-06 deg
node 201.119811654806 1.5007e-05 deg
peri 148.7937213163032 4.0764e-05 deg
M 292.6235500080705 4.1062e-05 deg
tp 2459367.890503748526
(2021-Jun-02.39050375)
0.00022613 TDB
period 1963.009053835754
5.37
3.8758e-05
1.061e-07
d
yr
n .1833919203258658 3.6209e-09 deg/d
Q 3.435399613115321 4.5219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      5415 days (14.83 yr)  
   first obs. used      2005-10-01  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 19:57:39  

Additional Information
 Earth MOID = 1.72285 au 
 Jupiter MOID = 2.09039 au 
 T_jup = 3.051 
[ 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 15.8   n/a MPO476378  
diameter diameter 3.216 km 0.682 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

308473 (2005 TB28)          Discovered 2005-Oct-01 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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