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469651 (2004 TU144)
Classification: Main-belt Asteroid          SPK-ID: 2469651
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 .2778468773794576 7.4704e-08  
a 3.106264459348775 4.065e-08 au
q 2.243198579003929 2.5194e-07 au
i 5.574119411045348 8.9574e-06 deg
node 17.32009677233334 6.9116e-05 deg
peri 27.89164762823798 7.453e-05 deg
M 304.9269487803438 2.3714e-05 deg
tp 2459306.409318173085
(2021-Apr-01.90931817)
0.00013306 TDB
period 1999.659581290909
5.47
3.9253e-05
1.075e-07
d
yr
n .1800306428995264 3.534e-09 deg/d
Q 3.969330339693621 5.1945e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      7148 days (19.57 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50135  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:19:05  

Additional Information
 Earth MOID = 1.25419 au 
 Jupiter MOID = 1.4776 au 
 T_jup = 3.153 
[ 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 16.8   n/a MPO409158  

469651 (2004 TU144)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

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