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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157760956870092 1.141e-07  
a 3.133046537132618 8.8156e-08 AU
q 2.770314641457699 3.3249e-07 AU
i 8.621596985389461 1.1833e-05 deg
node 173.5329369708379 5.7933e-05 deg
peri 209.5384368620852 7.2819e-05 deg
M 251.5779258453859 5.101e-05 deg
tp 2457410.547857221918
(2016-Jan-23.04785722)
0.0003032 JED
period 2025.576713158133
5.55
8.5492e-05
2.341e-07
d
yr
n .1777271616826173 7.5012e-09 deg/d
Q 3.495778432807537 9.8362e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      4951 days (13.56 yr)  
   first obs. used      1999-10-10  
   last obs. used      2013-04-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61004  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-07 13:31:35  

Additional Information
 Earth MOID = 1.77527 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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