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452270 (2015 TD146)
Classification: Main-belt Asteroid          SPK-ID: 2452270
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06407978797039676 9.9604e-08  
a 3.060915436734644 5.1695e-08 au
q 2.864772624553374 3.2395e-07 au
i 2.063401312376501 1.1738e-05 deg
node 177.9941588205341 0.00019184 deg
peri 162.4118569641785 0.00020616 deg
M 343.2989880087973 7.3121e-05 deg
tp 2459091.243538706740
(2020-Aug-29.74353871)
0.00039701 TDB
period 1956.029607764749
5.36
4.9552e-05
1.357e-07
d
yr
n .1840462938653519 4.6625e-09 deg/d
Q 3.257058248915914 5.5008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      5381 days (14.73 yr)  
   first obs. used      2004-09-07  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5614  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:56:51  

Additional Information
 Earth MOID = 1.85609 au 
 Jupiter MOID = 2.01458 au 
 T_jup = 3.230 
[ 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 16.4   n/a MPO437750  

452270 (2015 TD146)          Discovered 2004-Sep-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 TD146 = 2004 RR129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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