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

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1156658414200356 9.2662e-08  
a 3.133267855211804 7.2622e-08 AU
q 2.77085579234438 2.7505e-07 AU
i 8.621918712231343 9.8603e-06 deg
node 173.5254571968182 5.2357e-05 deg
peri 209.5112340278759 6.4663e-05 deg
M 287.1444454467063 4.3835e-05 deg
tp 2457410.472644377531
(2016-Jan-22.97264438)
0.00025565 JED
period 2025.791346738692
5.55
7.043e-05
1.928e-07
d
yr
n .1777083314032127 6.1783e-09 deg/d
Q 3.495679918079227 8.1022e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      5352 days (14.65 yr)  
   first obs. used      1999-10-10  
   last obs. used      2014-06-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58745  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 17:05:13  

Additional Information
 Earth MOID = 1.77704 AU 
 T_jup = 3.185 
[ 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 15.0 mag n/a MPO264311  

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 | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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