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JPL Small-Body Database Browser
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201020 (2002 CG259)
Classification: Main-belt Asteroid          SPK-ID: 2201020
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2490612138224432 5.2005e-08  
a 2.387518146705472 1.177e-08 au
q 1.792879979063897 1.2528e-07 au
i 13.33716695444914 4.5358e-06 deg
node 95.05995210888878 2.6865e-05 deg
peri 302.9958250025982 2.8437e-05 deg
M 326.1275793647856 9.8522e-06 deg
tp 2458727.283337972773
(2019-Aug-31.78333797)
3.7247e-05 TDB
period 1347.467964032901
3.69
9.9645e-06
2.728e-08
d
yr
n .2671677617644719 1.9757e-09 deg/d
Q 2.982156314347047 1.4702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      8011 days (21.93 yr)  
   first obs. used      1997-12-30  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53148  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 14:33:42  

Additional Information
 Earth MOID = .838881 au 
 Jupiter MOID = 2.49974 au 
 T_jup = 3.456 
[ 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 15.9   n/a MPO454422  
diameter diameter 2.152 km 0.587 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.152   0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

201020 (2002 CG259)          Discovered 2002-Feb-06 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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