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JPL Small-Body Database Browser
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173287 (1999 TF146)
Classification: Main-belt Asteroid          SPK-ID: 2173287
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .254701578147042 7.4624e-08  
a 2.566908549750913 2.7308e-08 au
q 1.913112891170221 2.0046e-07 au
i 5.726107657872377 8.5984e-06 deg
node 1.25865864771698 0.00010841 deg
peri 16.32859243832795 0.00011538 deg
M 271.7003519727847 4.483e-05 deg
tp 2458968.943155643716
(2020-Apr-29.44315564)
0.00019212 TDB
period 1502.152488658349
4.11
2.3971e-05
6.563e-08
d
yr
n .2396560953152865 3.8243e-09 deg/d
Q 3.220704208331606 3.4263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      6346 days (17.37 yr)  
   first obs. used      1999-10-01  
   last obs. used      2017-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61959  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 07:14:45  

Additional Information
 Earth MOID = .914725 au 
 Jupiter MOID = 2.24812 au 
 T_jup = 3.379 
[ 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 16.9   n/a MPO341566  

173287 (1999 TF146)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1999 TF146 = 2003 QO55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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