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35176 (1993 TK21)
Classification: Main-belt Asteroid          SPK-ID: 2035176
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1093239358262286 9.6428e-08  
a 2.358684968438577 2.3313e-08 AU
q 2.100824244314708 2.3249e-07 AU
i 7.706704917596045 9.9864e-06 deg
node 30.36058160248361 5.9351e-05 deg
peri 1.676346247052877 7.2221e-05 deg
M 293.3407957793403 4.4932e-05 deg
tp 2457245.497109121686
(2015-Aug-10.99710912)
0.00016707 JED
period 1323.132496329311
3.62
1.9617e-05
5.371e-08
d
yr
n .2720815950018059 4.0339e-09 deg/d
Q 2.616545692562446 2.5862e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      7566 days (20.71 yr)  
   first obs. used      1993-10-09  
   last obs. used      2014-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58986  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:12:02  

Additional Information
 Earth MOID = 1.10627 AU 
 T_jup = 3.532 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5 mag n/a MPO259579  

35176 (1993 TK21)          Discovered 1993-Oct-10 by Holt, H. E. at Palomar (675)
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TK21 = 2000 QC189 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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