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249929 (2001 TD14)
Classification: Main-belt Asteroid          SPK-ID: 2249929
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06421184581014652 4.2544e-08  
a 2.768145007944501 2.3103e-08 au
q 2.590397307514242 1.2023e-07 au
i 4.233035391821486 5.9972e-06 deg
node 15.56956027807536 6.902e-05 deg
peri 32.97828078730929 8.6887e-05 deg
M 349.0688676092308 5.333e-05 deg
tp 2459051.579229240833
(2020-Jul-21.07922924)
0.00024943 TDB
period 1682.215700015513
4.61
2.106e-05
5.766e-08
d
yr
n .214003471728792 2.6792e-09 deg/d
Q 2.94589270837476 2.4587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      6612 days (18.10 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5323  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:14:17  

Additional Information
 Earth MOID = 1.6011 au 
 Jupiter MOID = 2.29615 au 
 T_jup = 3.332 
[ 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 16.5   n/a MPO450109  
diameter diameter 2.692 km 0.581 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249929 (2001 TD14)          Discovered 2001-Oct-12 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

Alternate Designations
 2001 TD14 = 2006 WM58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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