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214117 (2004 TW146)
Classification: Main-belt Asteroid          SPK-ID: 2214117
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 .05590717240923982 4.4e-08  
a 2.253067600464278 1.6922e-08 au
q 2.12710496167545 9.9438e-08 au
i 5.582843279540538 6.5524e-06 deg
node 353.2688576586195 4.9575e-05 deg
peri 105.3428231914182 7.6515e-05 deg
M 153.2822954709595 5.8272e-05 deg
tp 2458474.544192083969
(2018-Dec-22.04419208)
0.00019927 TDB
period 1235.263930958313
3.38
1.3916e-05
3.81e-08
d
yr
n .2914356931969296 3.2833e-09 deg/d
Q 2.379030239253107 1.7868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      5227 days (14.31 yr)  
   first obs. used      2004-09-23  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53263  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:26:49  

Additional Information
 Earth MOID = 1.15193 au 
 Jupiter MOID = 2.68197 au 
 T_jup = 3.617 
[ 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 MPO422834  

214117 (2004 TW146)          Discovered 2004-Oct-06 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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