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JPL Small-Body Database Browser
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85253 (1993 TD5)
Classification: Main-belt Asteroid          SPK-ID: 2085253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832145444702457 4.9034e-08  
a 2.439026278020585 1.5684e-08 au
q 1.992161189542085 1.2625e-07 au
i 3.46716017264058 4.985e-06 deg
node 294.5838142677669 8.5278e-05 deg
peri 10.91273737131792 8.6827e-05 deg
M 324.6410209526151 2.1171e-05 deg
tp 2458737.153374939004
(2019-Sep-10.65337494)
8.2782e-05 TDB
period 1391.307563267436
3.81
1.342e-05
3.674e-08
d
yr
n .2587494020046531 2.4958e-09 deg/d
Q 2.885891366499086 1.8557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      8927 days (24.44 yr)  
   first obs. used      1993-10-08  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58107  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:32:30  

Additional Information
 Earth MOID = .976415 au 
 Jupiter MOID = 2.35332 au 
 T_jup = 3.477 
[ 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 16.4   n/a MPO436372  

85253 (1993 TD5)          Discovered 1993-Oct-08 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1993 TD5 = 2000 NP21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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