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JPL Small-Body Database Browser
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193682 (2001 EH14)
Classification: Main-belt Asteroid          SPK-ID: 2193682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2173622524414282 7.7106e-08  
a 3.106011239246564 4.0964e-08 au
q 2.430881640175539 2.4394e-07 au
i 18.01531103113522 8.1102e-06 deg
node 27.92530915302313 2.0974e-05 deg
peri 191.4990989700281 2.6422e-05 deg
M 79.57611679779926 2.0857e-05 deg
tp 2458158.539757865233
(2018-Feb-09.03975787)
0.00011142 TDB
period 1999.41507038851
5.47
3.9554e-05
1.083e-07
d
yr
n .1800526590659577 3.562e-09 deg/d
Q 3.78114083831759 4.9868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      500  
   data-arc span      6379 days (17.46 yr)  
   first obs. used      2001-02-16  
   last obs. used      2018-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50976  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:59:05  

Additional Information
 Earth MOID = 1.42674 au 
 Jupiter MOID = 1.20647 au 
 T_jup = 3.110 
[ 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 14.5   n/a MPO396498  
diameter diameter 8.477 km 0.857 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.760 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.068   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193682 (2001 EH14)          Discovered 2001-Mar-15 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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