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74469 (1999 CN52)
Classification: Main-belt Asteroid          SPK-ID: 2074469
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2826567372180991 4.3148e-08  
a 3.024391982278444 1.5239e-08 au
q 2.16952721249904 1.2967e-07 au
i 16.18910363828916 5.4896e-06 deg
node 120.4603391023014 1.8057e-05 deg
peri 355.6309843639064 2.0915e-05 deg
M 36.94843747592159 8.8155e-06 deg
tp 2458803.326239081280
(2019-Nov-15.82623908)
4.6898e-05 TDB
period 1921.124647747198
5.26
1.452e-05
3.975e-08
d
yr
n .1873902354134871 1.4163e-09 deg/d
Q 3.879256752057848 1.9546e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1052  
   data-arc span      7899 days (21.63 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47196  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:43:33  

Additional Information
 Earth MOID = 1.1861 au 
 Jupiter MOID = 1.2409 au 
 T_jup = 3.125 
[ 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 14.1   n/a MPO319937  
diameter diameter 5.316 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.172   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74469 (1999 CN52)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CN52 = 2001 NO3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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