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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06421180982760642 4.4611e-08  
a 2.768144994165933 2.4554e-08 au
q 2.59039739422531 1.2376e-07 au
i 4.233032148024525 6.0344e-06 deg
node 15.56963453432257 7.0703e-05 deg
peri 32.97817846636065 8.8225e-05 deg
M 349.0688994981195 5.355e-05 deg
tp 2459051.579079848379
(2020-Jul-21.07907985)
0.00025048 TDB
period 1682.215687455555
4.61
2.2382e-05
6.128e-08
d
yr
n .2140034733266101 2.8474e-09 deg/d
Q 2.945892594106557 2.6131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      6546 days (17.92 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52799  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:18  

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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