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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06398765936933663 4.4677e-08  
a 2.768307959934742 2.4886e-08 au
q 2.591170413165015 1.2377e-07 au
i 4.233009332042339 6.0342e-06 deg
node 15.57504763679566 7.0701e-05 deg
peri 32.80298938900321 8.8312e-05 deg
M 263.6100308416078 5.3288e-05 deg
tp 2459050.952881751810
(2020-Jul-20.45288175)
0.00025116 TDB
period 1682.364242322541
4.61
2.2686e-05
6.211e-08
d
yr
n .2139845765522287 2.8855e-09 deg/d
Q 2.94544550670447 2.6479e-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 = 1.60128 au 
 Jupiter MOID = 2.29781 au 
 T_jup = 3.331 
[ 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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