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442589 (2012 CZ7)
Classification: Outer Main-belt Asteroid          SPK-ID: 2442589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169687320853427 6.144e-08  
a 3.240007024903428 6.7028e-08 au
q 2.861027511252871 2.0715e-07 au
i 12.1550289771593 8.4496e-06 deg
node 152.81933627 3.1624e-05 deg
peri 289.3046250657652 5.0205e-05 deg
M 201.4355455808662 4.053e-05 deg
tp 2459938.754576505256
(2022-Dec-25.25457651)
0.00025458 TDB
period 2130.185158957881
5.83
6.6103e-05
1.81e-07
d
yr
n .168999393543854 5.2443e-09 deg/d
Q 3.618986538553985 7.4868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      4456 days (12.20 yr)  
   first obs. used      2007-03-19  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64643  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:41:59  

Additional Information
 Earth MOID = 1.90617 au 
 Jupiter MOID = 1.65519 au 
 T_jup = 3.138 
[ 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 MPO477090  
diameter diameter 4.790 km 0.463 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.028   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

442589 (2012 CZ7)          Discovered 2010-Aug-06 by WISE at WISE
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2012 CZ7 = 2010 PU42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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