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20301 Thakur (1998 FY99)
Classification: Main-belt Asteroid          SPK-ID: 2020301
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07644102561888777 3.5977e-08  
a 2.322843300456262 8.8117e-09 au
q 2.145282776217423 8.4684e-08 au
i 7.627557903700679 4.6852e-06 deg
node 324.836975389192 2.7212e-05 deg
peri 251.5086609683352 4.0064e-05 deg
M 67.39067285953074 2.9672e-05 deg
tp 2458758.438573415450
(2019-Oct-01.93857342)
0.00010655 TDB
period 1293.088640798662
3.54
7.358e-06
2.015e-08
d
yr
n .2784031880271176 1.5842e-09 deg/d
Q 2.500403824695101 9.4853e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1785  
   data-arc span      14734 days (40.34 yr)  
   first obs. used      1980-02-14  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45662  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:40:46  

Additional Information
 Earth MOID = 1.15358 au 
 Jupiter MOID = 2.50681 au 
 T_jup = 3.561 
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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 14.1   n/a MPO474032  
diameter diameter 4.084 km 0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20301 Thakur           Discovered 1998 Mar. 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Gaurav Subhash Thakur (b. 1986) is a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors, for his mathematics project. He attends the Learning Community International, Annapolis, Maryland.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040415/MPCPages.arcLast Updated: 2004-04-20

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Alternate Designations
 1998 FY99 = 1980 DK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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