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180484 (2004 CJ71)
Classification: Main-belt Asteroid          SPK-ID: 2180484
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1435624462129156 5.0315e-08  
a 2.572853405288295 1.9837e-08 au
q 2.203488276677877 1.3022e-07 au
i 5.506866852240042 5.0237e-06 deg
node 133.5298429940305 7.7901e-05 deg
peri 131.5861679284317 8.1461e-05 deg
M 280.6250010549089 2.5128e-05 deg
tp 2459532.855003628357
(2021-Nov-14.35500363)
0.00010563 TDB
period 1507.373894757174
4.13
1.7433e-05
4.773e-08
d
yr
n .2388259483941726 2.762e-09 deg/d
Q 2.942218533898712 2.2684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      8616 days (23.59 yr)  
   first obs. used      1997-08-04  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58209  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:42  

Additional Information
 Earth MOID = 1.19048 au 
 Jupiter MOID = 2.14939 au 
 T_jup = 3.408 
[ 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 16.4   n/a MPO454240  
diameter diameter 2.866 km 0.405 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180484 (2004 CJ71)          Discovered 2004-Feb-13 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2004 CJ71 = 2008 AY16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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