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173300 (1999 TJ312)
Classification: Main-belt Asteroid          SPK-ID: 2173300
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1457566419740279 5.7019e-08  
a 2.34481080616229 1.006e-08 au
q 2.003039056991661 1.3215e-07 au
i 1.969339920322446 7.238e-06 deg
node 193.6531447022189 0.00013727 deg
peri 305.4384640327561 0.00013918 deg
M 147.6945333690713 2.1851e-05 deg
tp 2458462.450716396938
(2018-Dec-09.95071640)
7.8759e-05 TDB
period 1311.47536525996
3.59
8.4397e-06
2.311e-08
d
yr
n .2745000093300577 1.7665e-09 deg/d
Q 2.686582555332919 1.1526e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7544 days (20.65 yr)  
   first obs. used      1999-10-04  
   last obs. used      2020-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:26:44  

Additional Information
 Earth MOID = 1.01703 au 
 Jupiter MOID = 2.33696 au 
 T_jup = 3.547 
[ 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 17.1   n/a MPO475467  

173300 (1999 TJ312)          Discovered 1999-Oct-04 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1999 TJ312 = 1999 TN323 = 1999 TW323 = 2001 FX102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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