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74458 (1999 CA32)
Classification: Main-belt Asteroid          SPK-ID: 2074458
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3165413528563823 6.0866e-08  
a 3.115591434934144 2.0983e-08 au
q 2.129377907172333 1.8878e-07 au
i 22.27941675082145 4.9623e-06 deg
node 111.7961388106453 1.5798e-05 deg
peri 132.7221118655075 1.7441e-05 deg
M 254.7815427022427 7.2236e-06 deg
tp 2459587.581787552339
(2022-Jan-08.08178755)
4.3313e-05 TDB
period 2008.672707686115
5.50
2.0292e-05
5.556e-08
d
yr
n .1792228264079423 1.8105e-09 deg/d
Q 4.101804962695956 2.7625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      959  
   data-arc span      11174 days (30.59 yr)  
   first obs. used      1989-06-29  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5411  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:16:38  

Additional Information
 Earth MOID = 1.17072 au 
 Jupiter MOID = 1.36272 au 
 T_jup = 3.029 
[ 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 13.6   n/a MPO385285  
diameter diameter 8.684 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74458 (1999 CA32)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CA32 = 1989 MB = 2000 OW23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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