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74916 (1999 TM143)
Classification: Main-belt Asteroid          SPK-ID: 2074916
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09575172166386417 3.17e-08  
a 2.414507468314152 9.2355e-09 au
q 2.183314221252814 7.6229e-08 au
i 5.279728244664549 4.349e-06 deg
node 242.9359710279891 4.7498e-05 deg
peri 207.9733795255551 5.7867e-05 deg
M 116.9657059558319 3.1848e-05 deg
tp 2458555.256793163350
(2019-Mar-12.75679316)
0.00012062 TDB
period 1370.380772307064
3.75
7.8626e-06
2.153e-08
d
yr
n .2627007086460594 1.5072e-09 deg/d
Q 2.64570071537549 1.012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      7538 days (20.64 yr)  
   first obs. used      1999-09-08  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54674  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:09:16  

Additional Information
 Earth MOID = 1.20135 au 
 Jupiter MOID = 2.51855 au 
 T_jup = 3.505 
[ 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 MPO468697  

74916 (1999 TM143)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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