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385386 (2002 TH11)
Classification: Main-belt Asteroid          SPK-ID: 2385386
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2061086686123587 5.2394e-08  
a 2.271000180123378 9.1399e-09 au
q 1.802927356579722 1.216e-07 au
i 1.873175149360669 5.5826e-06 deg
node 318.0011642315429 0.00013735 deg
peri 24.15184469954383 0.00013796 deg
M 127.0688507116811 1.118e-05 deg
tp 2458759.274320082689
(2019-Oct-02.77432008)
3.8239e-05 TDB
period 1250.040776166633
3.42
7.5464e-06
2.066e-08
d
yr
n .2879906054776658 1.7386e-09 deg/d
Q 2.739073003667034 1.1024e-08 au
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      6710 days (18.37 yr)  
   first obs. used      2002-09-05  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53748  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:11  

Additional Information
 Earth MOID = .793119 au 
 Jupiter MOID = 2.66227 au 
 T_jup = 3.583 
[ 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 17.67   n/a MPCxxxxx  
diameter diameter 1.742 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

385386 (2002 TH11)          Discovered 2002-Oct-01 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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