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JPL Small-Body Database Browser
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35175 (1993 TJ21)
Classification: Main-belt Asteroid          SPK-ID: 2035175
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1466234232047734 5.5889e-08  
a 3.102517901779184 2.2469e-08 au
q 2.647616106466229 1.7813e-07 au
i 17.85337960879211 6.2012e-06 deg
node 25.52742730001014 1.5396e-05 deg
peri 200.8087341988784 2.3521e-05 deg
M 26.12207724532037 1.8976e-05 deg
tp 2458455.664481101628
(2018-Dec-03.16448110)
0.00010475 TDB
period 1996.042899412016
5.46
2.1683e-05
5.936e-08
d
yr
n .1803568450888741 1.9592e-09 deg/d
Q 3.557419697092139 2.5763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1260  
   data-arc span      10348 days (28.33 yr)  
   first obs. used      1991-04-19  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49458  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:22  

Additional Information
 Earth MOID = 1.64694 au 
 Jupiter MOID = 1.44414 au 
 T_jup = 3.131 
[ 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 12.9   n/a MPO439335  

35175 (1993 TJ21)          Discovered 1993-Oct-10 by Holt, H. E. at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TJ21 = 1991 HE4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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