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(2004 TA9)
Classification: Mars-crossing Asteroid          SPK-ID: 3256848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2453286.5 (2004-Oct-08.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5151480448483247 0.0059127  
a 2.843050281198011 0.045895 au
q 1.378458487433376 0.0055723 au
i 2.082076440896761 0.024136 deg
node 193.1171654518479 0.039802 deg
peri 206.4684408691395 0.51168 deg
M 353.9440422324246 0.24541 deg
tp 2453315.954765857055
(2004-Nov-06.45476586)
0.58371 TDB
period 1750.956019758573
4.79
42.398
0.1161
d
yr
n .2056019659760716 0.0049785 deg/d
Q 4.307642074962645 0.069537 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      6 days  
   first obs. used      2004-10-06  
   last obs. used      2004-10-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 22:22:03  

Additional Information
 Earth MOID = .386167 au 
 Jupiter MOID = 1.12257 au 
 T_jup = 3.096 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.612   .2711 4 autocmod 2.9c

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