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JPL Small-Body Database Browser
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193684 (2001 EP15)
Classification: Main-belt Asteroid          SPK-ID: 2193684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1739303991945778 9.3697e-08  
a 2.594191403254578 2.3218e-08 au
q 2.142982656899367 2.4812e-07 au
i 28.48157397437615 1.6544e-05 deg
node 20.74707582616887 1.0198e-05 deg
peri 61.21309835655552 5.0256e-05 deg
M 177.5650171249664 4.5534e-05 deg
tp 2457847.740305371389
(2017-Apr-04.24030537)
0.00018979 TDB
period 1526.164863181247
4.18
2.0488e-05
5.609e-08
d
yr
n .2358853939603814 3.1667e-09 deg/d
Q 3.045400149609788 2.7256e-08 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      9211 days (25.22 yr)  
   first obs. used      1993-03-18  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50396  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:59:05  

Additional Information
 Earth MOID = 1.25039 au 
 Jupiter MOID = 2.55506 au 
 T_jup = 3.228 
[ 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 15.0   n/a MPO440069  
diameter diameter 6.117 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193684 (2001 EP15)          Discovered 2001-Mar-14 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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