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452288 (2015 TD209)
Classification: Main-belt Asteroid          SPK-ID: 2452288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1158818372130536 7.3935e-08  
a 2.636173047264019 4.7018e-08 au
q 2.33068847133553 2.1004e-07 au
i 6.47661869045486 6.1994e-06 deg
node 121.8957301023614 9.4933e-05 deg
peri 320.9253097752849 0.00015026 deg
M 342.0802288230301 0.00011458 deg
tp 2459078.319647444580
(2020-Aug-16.81964744)
0.00049883 TDB
period 1563.361094479439
4.28
4.1825e-05
1.145e-07
d
yr
n .2302730963890791 6.1606e-09 deg/d
Q 2.941657623192508 5.2467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5304 days (14.52 yr)  
   first obs. used      2002-09-09  
   last obs. used      2017-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55116  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 10:51:23  

Additional Information
 Earth MOID = 1.35097 au 
 Jupiter MOID = 2.25309 au 
 T_jup = 3.379 
[ 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 MPO495255  

452288 (2015 TD209)          Discovered 2004-Feb-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 TD209 = 2004 CB73 = 2011 WR42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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