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24818 Menichelli (1994 WX)
Classification: Main-belt Asteroid          SPK-ID: 2024818
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160659885560962 4.3453e-08  
a 3.191831026988297 2.2693e-08 au
q 2.67903181946243 1.3737e-07 au
i 4.649502576574637 5.6567e-06 deg
node 191.9425970571658 5.388e-05 deg
peri 251.0153697629741 5.6669e-05 deg
M 199.6713486201948 2.0602e-05 deg
tp 2460128.113165071107
(2023-Jul-02.61316507)
0.00012601 TDB
period 2082.851296706294
5.70
2.2213e-05
6.082e-08
d
yr
n .1728399912990832 1.8433e-09 deg/d
Q 3.704630234514165 2.6339e-08 au
  Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      13793 days (37.76 yr)  
   first obs. used      1982-10-18  
   last obs. used      2020-07-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59426  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:49:42  

Additional Information
 Earth MOID = 1.69917 au 
 Jupiter MOID = 1.57277 au 
 T_jup = 3.171 
[ 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 14.88   n/a E2021B10  
diameter diameter 4.942 km 0.561 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24818 Menichelli           Discovered 1994 Nov. 23 by L. Tesi and A. Boattini at San Marcello Pistoiese.
Marco Menichelli (b. 1942) lives in Fiesole, an old Etruscan town near Florence. An amateur astronomer on the San Marcello team, he wrote astronomical software, focusing on transient phenomena.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030806/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1994 WX = 1999 TO42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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