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JPL Small-Body Database Browser
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393876 (2005 TW33)
Classification: Main-belt Asteroid          SPK-ID: 2393876
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07234904544525599 9.2417e-08  
a 3.125427009294242 8.0226e-08 au
q 2.899305348562982 3.1612e-07 au
i 11.51037183076025 1.6346e-05 deg
node 24.33795412398874 5.8064e-05 deg
peri 258.8952915296101 0.00016301 deg
M 313.917237203309 0.00015868 deg
tp 2459258.844057298738
(2021-Feb-13.34405730)
0.00089171 TDB
period 2018.191943869822
5.53
7.7707e-05
2.128e-07
d
yr
n .1783774834170187 6.8681e-09 deg/d
Q 3.351548670025501 8.603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      4904 days (13.43 yr)  
   first obs. used      2005-10-01  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51269  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:26:43  

Additional Information
 Earth MOID = 1.91243 au 
 Jupiter MOID = 1.78985 au 
 T_jup = 3.180 
[ 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 16.0   n/a MPO472042  

393876 (2005 TW33)          Discovered 2005-Oct-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

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