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23212 Arkajitdey (2000 UR39)
Classification: Main-belt Asteroid          SPK-ID: 2023212
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05360456439674989 6.6297e-08  
a 2.870087889687445 2.9613e-08 AU
q 2.716238078580363 2.033e-07 AU
i 2.334237228201422 7.4754e-06 deg
node 188.8941267164316 0.00014524 deg
peri 203.7922629556831 0.00016319 deg
M 333.4784859331478 7.3835e-05 deg
tp 2457131.338945100109
(2015-Apr-18.83894510)
0.00036456 JED
period 1775.992883261125
4.86
2.7487e-05
7.526e-08
d
yr
n .2027035149707123 3.1372e-09 deg/d
Q 3.023937700794528 3.1201e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      710  
   data-arc span      6538 days (17.90 yr)  
   first obs. used      1996-11-05  
   last obs. used      2014-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55029  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:47:47  

Additional Information
 Earth MOID = 1.72164 AU 
 T_jup = 3.295 
[ 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 14.5 mag n/a MPO263552  

23212 Arkajitdey           Discovered 2000 Oct. 24 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Arkajit Dey (b. 1989) was awarded second place in the 2007 Intel International Science and Engineering Fair for his mathematical sciences project. He attends the Harker School, San Jose, California, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070828/MPCPages.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2000 UR39 = 1998 HC89 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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