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20564 Michaellane (1999 RT122)
Classification: Main-belt Asteroid          SPK-ID: 2020564
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09372779608022068 3.4232e-08  
a 2.661473125417688 1.1907e-08 au
q 2.412019115045551 9.4403e-08 au
i 4.151681733414754 4.5436e-06 deg
node 58.95059524535254 5.0179e-05 deg
peri 249.5819986212266 5.598e-05 deg
M 306.9528287144024 2.4588e-05 deg
tp 2459234.190621827889
(2021-Jan-19.69062183)		 0.00010828 TDB
period 1585.921017448883
4.34		 1.0643e-05
2.914e-08		 d
yr
n .2269974330620178 1.5234e-09 deg/d
Q 2.910927135789825 1.3023e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1420  
   data-arc span      21859 days (59.85 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5185  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:02:05  

Additional Information
 Earth MOID = 1.40118 au 
 Jupiter MOID = 2.2862 au 
 T_jup = 3.375 
[ 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 14.4   n/a MPO384930  
diameter diameter 3.437 km 0.791 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.312   0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20564 Michaellane           Discovered 1999 Sept. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Michael Lane mentored a finalist in the 2004 Discovery Channel Youth Science Challenge (DCYSC), a middle school science competition. He teaches at the C.V. Koogler Middle School, Aztec, New Mexico.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041028/MPCPages.arcLast Updated: 2004-10-29

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Alternate Designations
 1999 RT122 = 1978 WE1 = 1998 HT76 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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