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100261 (1994 TR6)
Classification: Main-belt Asteroid          SPK-ID: 2100261
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2338907954936786 4.3005e-08  
a 2.604490913467174 1.004e-08 au
q 1.995324461860279 1.1332e-07 au
i 3.572806408925203 4.9964e-06 deg
node 172.8583542549707 5.185e-05 deg
peri 154.6775547031336 5.2797e-05 deg
M 64.70003567659114 7.5227e-06 deg
tp 2458724.579024895151
(2019-Aug-29.07902490)
3.2253e-05 TDB
period 1535.262693428226
4.20
8.8778e-06
2.431e-08
d
yr
n .2344875580843586 1.3559e-09 deg/d
Q 3.213657365074069 1.2389e-08 au
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      9190 days (25.16 yr)  
   first obs. used      1994-09-28  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56327  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:35:11  

Additional Information
 Earth MOID = .984706 au 
 Jupiter MOID = 2.15182 au 
 T_jup = 3.371 
[ 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 MPO436467  

100261 (1994 TR6)          Discovered 1994-Oct-04 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1994 TR6 = 1998 OC9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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