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68266 (2001 ES14)
Classification: Outer Main-belt Asteroid          SPK-ID: 2068266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 .05506683497383907 4.4473e-08  
a 3.240343488675035 3.268e-08 au
q 3.061908028525613 1.3942e-07 au
i 16.94419621799112 5.3297e-06 deg
node 138.9606900601308 1.9314e-05 deg
peri 324.2454192397016 5.8796e-05 deg
M 168.8490556102473 5.5485e-05 deg
tp 2458001.233941365915
(2017-Sep-04.73394137)
0.00032774 TDB
period 2130.516986358782
5.83
3.2231e-05
8.824e-08
d
yr
n .168973071937468 2.5562e-09 deg/d
Q 3.418778948824457 3.448e-08 au
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      7494 days (20.52 yr)  
   first obs. used      2000-01-11  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54052  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:09:53  

Additional Information
 Earth MOID = 2.09118 au 
 Jupiter MOID = 1.66308 au 
 T_jup = 3.113 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO436260  
diameter diameter 7.649 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 39.8480 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.069   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

68266 (2001 ES14)          Discovered 2001-Mar-15 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 ES14 = 2002 KC8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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