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129028 (2004 TR346)
Classification: Main-belt Asteroid          SPK-ID: 2129028
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 .08678833767219368 3.9016e-08  
a 2.236785062019782 1.2564e-08 au
q 2.042658204757091 8.6186e-08 au
i 4.511106964747753 6.4563e-06 deg
node 356.7065149638161 5.278e-05 deg
peri 278.3277276096671 6.7124e-05 deg
M 352.0235953544973 4.4346e-05 deg
tp 2459027.573193320969
(2020-Jun-27.07319332)
0.00015058 TDB
period 1221.897587786511
3.35
1.0295e-05
2.819e-08
d
yr
n .2946237095468421 2.4824e-09 deg/d
Q 2.430911919282474 1.3655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      496  
   data-arc span      8846 days (24.22 yr)  
   first obs. used      1996-03-11  
   last obs. used      2020-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62017  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:16:19  

Additional Information
 Earth MOID = 1.03238 au 
 Jupiter MOID = 2.64937 au 
 T_jup = 3.629 
[ 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 16.5   n/a MPO426806  

129028 (2004 TR346)          Discovered 2004-Oct-15 by LONEOS at Anderson Mesa
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2004 TR346 = 1996 EN3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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