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JPL Small-Body Database Browser
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12593 Shashlov (1999 RQ136)
Classification: Main-belt Asteroid          SPK-ID: 2012593
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09060987910240011 2.7773e-08  
a 2.397259865548505 9.4959e-09 au
q 2.180044438954119 6.6753e-08 au
i 3.943436869878481 3.7904e-06 deg
node 158.2426627971685 5.3108e-05 deg
peri 126.7692485685425 5.8553e-05 deg
M 149.7535268249376 2.4433e-05 deg
tp 2458036.543434316438
(2017-Oct-10.04343432)
9.1894e-05 TDB
period 1355.723420680558
3.71
8.0554e-06
2.205e-08
d
yr
n .2655408872550745 1.5778e-09 deg/d
Q 2.614475292142891 1.0356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1632  
   data-arc span      13894 days (38.04 yr)  
   first obs. used      1981-10-24  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48743  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:47:13  

Additional Information
 Earth MOID = 1.16584 au 
 Jupiter MOID = 2.49342 au 
 T_jup = 3.519 
[ 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 14.6   n/a MPO309250  
diameter diameter 3.017 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.337   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12593 Shashlov           Discovered 1999 Sept. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Anthon Michailovich Shashlov (b. 1986) is a finalist in the 2002 Intel International Science and Engineering Fair for his computer science project. He attends the Gymnasium 1520 named after Kaptsov, Moscow, Russia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1999 RQ136 = 1981 US24 = 1998 FU35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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