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434564 (2005 TJ157)
Classification: Main-belt Asteroid          SPK-ID: 2434564
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08096906805738048 7.9333e-08  
a 2.464189628519681 2.616e-08 au
q 2.26466649078178 2.1135e-07 au
i 5.590082115800569 6.82e-06 deg
node 221.1974650225565 6.5877e-05 deg
peri 180.0292858845675 8.403e-05 deg
M 265.9630965855942 5.644e-05 deg
tp 2459369.567186180709
(2021-Jun-04.06718618)
0.00022546 TDB
period 1412.894110725272
3.87
2.2499e-05
6.16e-08
d
yr
n .2547961643177941 4.0575e-09 deg/d
Q 2.663712766257583 2.8279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      5464 days (14.96 yr)  
   first obs. used      2005-09-29  
   last obs. used      2020-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:08:48  

Additional Information
 Earth MOID = 1.27274 au 
 Jupiter MOID = 2.65403 au 
 T_jup = 3.477 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO477036  

434564 (2005 TJ157)          Discovered 2005-Oct-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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