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13609 Lewicki (1994 TK11)
Classification: Main-belt Asteroid          SPK-ID: 2013609
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06967345024672669 6.2027e-08  
a 2.471316228540956 1.7911e-08 AU
q 2.29913110024778 1.608e-07 AU
i 2.156070014187715 6.5013e-06 deg
node 235.48071024421 0.00014276 deg
peri 95.18463533430543 0.00015103 deg
M 53.30605361765773 5.0254e-05 deg
tp 2456590.381186612211
(2013-Oct-24.88118661)
0.00019791 JED
period 1419.027815530263
3.89
1.5427e-05
4.224e-08
d
yr
n .253694815605482 2.758e-09 deg/d
Q 2.643501356834133 1.9159e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1035  
   data-arc span      13379 days (36.63 yr)  
   first obs. used      1977-03-12  
   last obs. used      2013-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51883  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Nov-21 05:23:45  

Additional Information
 Earth MOID = 1.28816 AU 
 T_jup = 3.480 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a PDS3 (MPC 38345)  
rotation period rot_per 12.67 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Megna, R. (2012) http://www.macastronomy.com/MacAstronomy.com/ Asteroids.html]

13609 Lewicki           Discovered 1994 Oct. 10 by Spacewatch at Kitt Peak.
Christopher A. Lewicki (b. 1974) is an engineer working at the Jet Propulsion Laboratory, where he is developing rovers that will be launched to Mars in 2003. During the 1994 cometary impacts on Jupiter he headed development of a popular Internet resource for the event.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030614/MPCPages.arcLast Updated: 2005-04-26

[ show close-approach data ]
Alternate Designations
 1994 TK11 = 1977 EV6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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