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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1113506821197213 5.691e-08  
a 3.139670711098481 2.8208e-08 au
q 2.790066235786355 1.9333e-07 au
i 8.615393378519819 4.8832e-06 deg
node 173.227801094639 2.8172e-05 deg
peri 209.1407042091356 3.5378e-05 deg
M 283.0070419738872 2.4148e-05 deg
tp 2459435.083350466744
(2021-Aug-08.58335047)
0.0001396 TDB
period 2032.004097244406
5.56
2.7385e-05
7.498e-08
d
yr
n .1771649971022179 2.3876e-09 deg/d
Q 3.489275186410608 3.1349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      7598 days (20.80 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53508  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 11:58:43  

Additional Information
 Earth MOID = 1.79605 au 
 Jupiter MOID = 1.98174 au 
 T_jup = 3.184 
[ 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 15.0   n/a MPO436784  

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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