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172751 (2004 CJ100)
Classification: Main-belt Asteroid          SPK-ID: 2172751
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2534691916812493 5.7381e-08  
a 2.910960005792512 2.0501e-08 au
q 2.173121326107839 1.6204e-07 au
i 4.657121144240568 3.867e-06 deg
node 78.25249142018465 0.00010313 deg
peri 140.2668274551928 0.00010416 deg
M 64.77708936516316 1.4494e-05 deg
tp 2458674.083792963828
(2019-Jul-09.58379296)
7.4035e-05 TDB
period 1814.064751668486
4.97
1.9164e-05
5.247e-08
d
yr
n .1984493660818281 2.0964e-09 deg/d
Q 3.648798685477184 2.5697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      538  
   data-arc span      5971 days (16.35 yr)  
   first obs. used      2003-01-04  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53859  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:41:38  

Additional Information
 Earth MOID = 1.16791 au 
 Jupiter MOID = 1.33351 au 
 T_jup = 3.230 
[ 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 15.7   n/a MPO433109  
diameter diameter 4.550 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

172751 (2004 CJ100)          Discovered 2004-Feb-15 by CSS at Catalina
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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