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129904 (1999 TF69)
Classification: Main-belt Asteroid          SPK-ID: 2129904
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09946721017830452 3.5383e-08  
a 2.646773202895796 1.2923e-08 au
q 2.383506056429056 9.3681e-08 au
i 2.361464808987925 4.9238e-06 deg
node 345.6949885693307 0.00010089 deg
peri 276.5361803065107 0.00010504 deg
M 40.29218158386465 2.6973e-05 deg
tp 2458824.467927507969
(2019-Dec-06.96792751)
0.00011811 TDB
period 1572.800072024616
4.31
1.1519e-05
3.154e-08
d
yr
n .2288911390604042 1.6764e-09 deg/d
Q 2.910040349362537 1.4209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      21859 days (59.85 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57986  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:42:23  

Additional Information
 Earth MOID = 1.36939 au 
 Jupiter MOID = 2.14853 au 
 T_jup = 3.384 
[ 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 MPO432777  

129904 (1999 TF69)          Discovered 1999-Oct-09 by Spacewatch at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1999 TF69 = 2002 JM56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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