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70671 (1999 TC291)
Classification: Main-belt Asteroid          SPK-ID: 2070671
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1616814545982947 2.7419e-08  
a 2.573114449242191 9.1731e-09 au
q 2.157089562240823 7.0371e-08 au
i 9.820032660071446 4.3241e-06 deg
node 172.0296514515067 2.0624e-05 deg
peri 232.2950910504536 2.6114e-05 deg
M 51.87995887705176 1.572e-05 deg
tp 2458983.237784126360
(2020-May-13.73778413)
6.5441e-05 TDB
period 1507.603309784178
4.13
8.0619e-06
2.207e-08
d
yr
n .2387896057693958 1.2769e-09 deg/d
Q 2.989139336243559 1.0656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      10144 days (27.77 yr)  
   first obs. used      1993-04-17  
   last obs. used      2021-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53865  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 06:41:47  

Additional Information
 Earth MOID = 1.17927 au 
 Jupiter MOID = 2.47295 au 
 T_jup = 3.390 
[ 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 15.7   n/a MPO449445  

70671 (1999 TC291)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TC291 = 2001 FZ165 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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