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129009 (2004 TT302)
Classification: Main-belt Asteroid          SPK-ID: 2129009
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09607610054990517 3.8884e-08  
a 2.882891729211515 2.3926e-08 au
q 2.6059147335613 1.1059e-07 au
i 2.905349854029171 5.281e-06 deg
node 60.74494256313386 8.3736e-05 deg
peri 282.8295303750407 8.8133e-05 deg
M 108.1280260486558 2.7847e-05 deg
tp 2458463.497015834562
(2018-Dec-10.99701583)
0.00013755 TDB
period 1787.890534620196
4.89
2.2257e-05
6.094e-08
d
yr
n .2013546092610616 2.5066e-09 deg/d
Q 3.159868724861731 2.6225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7360 days (20.15 yr)  
   first obs. used      1999-10-09  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59348  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:34:15  

Additional Information
 Earth MOID = 1.60007 au 
 Jupiter MOID = 2.19884 au 
 T_jup = 3.285 
[ 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 MPO453768  

129009 (2004 TT302)          Discovered 2004-Oct-09 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2004 TT302 = 1999 TM326 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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