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JPL Small-Body Database Browser
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154024 (2002 CZ31)
Classification: Main-belt Asteroid          SPK-ID: 2154024
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09591989473521179 6.4288e-08  
a 2.722832329884393 1.7844e-08 au
q 2.461658539420251 1.7369e-07 au
i 8.408321948365042 7.4266e-06 deg
node 353.3261417782963 3.4542e-05 deg
peri 170.2120481998281 4.6827e-05 deg
M 3.935607695476252 3.1241e-05 deg
tp 2458982.559312763828
(2020-May-13.05931276)
0.00014235 TDB
period 1641.080083374597
4.49
1.6132e-05
4.417e-08
d
yr
n .2193677222989157 2.1564e-09 deg/d
Q 2.984006120348536 1.9555e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      7920 days (21.68 yr)  
   first obs. used      1998-04-01  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57637  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 12:01:44  

Additional Information
 Earth MOID = 1.46945 au 
 Jupiter MOID = 1.9899 au 
 T_jup = 3.336 
[ 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 15.5   n/a MPO493874  
diameter diameter 5.257 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154024 (2002 CZ31)          Discovered 2002-Feb-06 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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