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91242 (1999 CX32)
Classification: Main-belt Asteroid          SPK-ID: 2091242
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1224173856878211 5.9589e-08  
a 2.302710127157543 8.4918e-09 au
q 2.020818373394047 1.3639e-07 au
i 8.379429821827067 7.0147e-06 deg
node 344.2788238980737 2.4018e-05 deg
peri 211.5096620637425 3.4964e-05 deg
M 105.2859730556945 2.5177e-05 deg
tp 2459023.228056651246
(2020-Jun-22.72805665)
8.9474e-05 TDB
period 1276.313412941225
3.49
7.0601e-06
1.933e-08
d
yr
n .2820623808774297 1.5603e-09 deg/d
Q 2.584601880921039 9.5313e-09 au
  Orbit Determination Parameters
   # obs. used (total)      980  
   data-arc span      8216 days (22.49 yr)  
   first obs. used      1999-02-10  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:01:48  

Additional Information
 Earth MOID = 1.02654 au 
 Jupiter MOID = 2.39004 au 
 T_jup = 3.566 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO493510  
diameter diameter 2.529 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.230   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91242 (1999 CX32)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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