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85499 (1997 TH13)
Classification: Main-belt Asteroid          SPK-ID: 2085499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933717881283216 6.0114e-08  
a 2.861728402362517 2.1418e-08 au
q 2.308350864060072 1.7616e-07 au
i 2.95667584432618 6.4171e-06 deg
node 348.0439981419565 0.00011526 deg
peri 357.355168851421 0.00011625 deg
M 167.0813048661459 1.854e-05 deg
tp 2457779.834067733036
(2017-Jan-26.33406773)
8.6662e-05 TDB
period 1768.239336248858
4.84
1.9851e-05
5.435e-08
d
yr
n .2035923489654425 2.2857e-09 deg/d
Q 3.415105940664962 2.556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      8754 days (23.97 yr)  
   first obs. used      1995-03-10  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59149  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:25:21  

Additional Information
 Earth MOID = 1.3002 au 
 Jupiter MOID = 1.99764 au 
 T_jup = 3.272 
[ 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 15.8   n/a MPO253865  

85499 (1997 TH13)          Discovered 1997-Oct-03 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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