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154902 Davidtoth (2004 RU247)
Classification: Main-belt Asteroid          SPK-ID: 2154902
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1098440968139593 5.6272e-08  
a 3.134010836598735 2.6942e-08 au
q 2.789758246847386 1.9081e-07 au
i 8.628685814055917 4.6296e-06 deg
node 173.1592333861921 2.7192e-05 deg
peri 209.7136854262289 3.4649e-05 deg
M 352.6970122123814 2.4718e-05 deg
tp 2459437.609977701827
(2021-Aug-11.10997770)
0.00013944 TDB
period 2026.511943200661
5.55
2.6132e-05
7.155e-08
d
yr
n .1776451410552351 2.2908e-09 deg/d
Q 3.478263426350084 2.9902e-08 au
  Orbit Determination Parameters
   # obs. used (total)      570  
   data-arc span      7970 days (21.82 yr)  
   first obs. used      1999-10-10  
   last obs. used      2021-08-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53259  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:54:02  

Additional Information
 Earth MOID = 1.79524 au 
 Jupiter MOID = 1.99504 au 
 T_jup = 3.186 
[ 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 15.02   n/a E2021B55  

154902 Davidtoth           Discovered 2004 Sept. 12 at Jarnac.
David Toth (b. 1955) is a Canadian Emergency Room physician, private pilot and radio operator (call sign VE3GYQ). He has always been willing to diagnose problems and assist fellow amateur astronomers in resolving their issues.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091004/MPCPages.arcLast Updated: 2009-10-06

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