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146575 (2001 TR74)
Classification: Main-belt Asteroid          SPK-ID: 2146575
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04386729874904869 5.3823e-08  
a 2.635681374162655 1.7426e-08 au
q 2.520061151914959 1.434e-07 au
i 14.7910437905086 5.7288e-06 deg
node 44.93814152989103 1.9715e-05 deg
peri 83.96796580620301 0.0001321 deg
M 38.96573062688641 0.00012348 deg
tp 2458831.332040355190
(2019-Dec-13.83204036)
0.00053648 TDB
period 1562.923740742337
4.28
1.55e-05
4.244e-08
d
yr
n .2303375338255543 2.2843e-09 deg/d
Q 2.751301596410352 1.819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      740  
   data-arc span      6773 days (18.54 yr)  
   first obs. used      2001-10-13  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54909  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:55:40  

Additional Information
 Earth MOID = 1.58536 au 
 Jupiter MOID = 2.3085 au 
 T_jup = 3.349 
[ 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 15.4   n/a MPO502887  

146575 (2001 TR74)          Discovered 2001-Oct-13 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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