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JPL Small-Body Database Browser
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20266 Danielchoi (1998 FK26)
Classification: Main-belt Asteroid          SPK-ID: 2020266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07911915247202357 2.998e-08  
a 2.289556231888159 7.7107e-09 au
q 2.108408483284128 6.9019e-08 au
i 4.020998865487168 3.8958e-06 deg
node 147.5985637738466 6.0049e-05 deg
peri 344.5342703593784 6.7578e-05 deg
M 180.763480906491 3.0716e-05 deg
tp 2459630.512836976951
(2022-Feb-20.01283698)
0.00010798 TDB
period 1265.392914673693
3.46
6.3924e-06
1.75e-08
d
yr
n .2844966143127436 1.4372e-09 deg/d
Q 2.47070398049219 8.3208e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1442  
   data-arc span      8275 days (22.66 yr)  
   first obs. used      1996-09-13  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50619  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:50:54  

Additional Information
 Earth MOID = 1.12295 au 
 Jupiter MOID = 2.54307 au 
 T_jup = 3.592 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO474032  
diameter diameter 2.586 km 0.724 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.167   0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20266 Danielchoi           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Daniel Chimin Choi (b. 1986) is a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors, for his microbiology project. He attends the Syosset High School, Syosset, New York.
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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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