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JPL Small-Body Database Browser
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393871 (2005 TD12)
Classification: Main-belt Asteroid          SPK-ID: 2393871
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0879767444442615 5.0589e-08  
a 3.09681238738279 4.4428e-08 au
q 2.824364915386191 1.6878e-07 au
i 10.60362543513012 9.4824e-06 deg
node 35.37533634701574 3.0098e-05 deg
peri 254.9387133658017 6.2868e-05 deg
M 334.6189570319093 5.8425e-05 deg
tp 2459140.838791930430
(2020-Oct-18.33879193)
0.00032426 TDB
period 1990.539362723251
5.45
4.2835e-05
1.173e-07
d
yr
n .180855504162191 3.8919e-09 deg/d
Q 3.369259859379389 4.8336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      5878 days (16.09 yr)  
   first obs. used      2003-04-25  
   last obs. used      2019-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57718  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:10:27  

Additional Information
 Earth MOID = 1.83254 au 
 Jupiter MOID = 1.80551 au 
 T_jup = 3.191 
[ 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 16.1   n/a MPO476861  

393871 (2005 TD12)          Discovered 2005-Oct-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2005 TD12 = 2003 HX24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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