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74492 (1999 CP122)
Classification: Main-belt Asteroid          SPK-ID: 2074492
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06401028566439879 7.7841e-08  
a 3.017980750619399 2.8201e-08 au
q 2.824798940642594 2.4673e-07 au
i 25.6831593582025 8.2015e-06 deg
node 91.17316635796217 1.3623e-05 deg
peri 351.0123923913778 4.6431e-05 deg
M 356.9100271302335 4.4906e-05 deg
tp 2458616.937103527583
(2019-May-13.43710353)
0.00023894 TDB
period 1915.019166617145
5.24
2.6842e-05
7.349e-08
d
yr
n .1879876746277871 2.6349e-09 deg/d
Q 3.211162560596203 3.0006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      8955 days (24.52 yr)  
   first obs. used      1995-05-06  
   last obs. used      2019-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53976  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:47:49  

Additional Information
 Earth MOID = 1.84253 au 
 Jupiter MOID = 2.02547 au 
 T_jup = 3.094 
[ 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 13.9   n/a MPO417340  
diameter diameter 8.797 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74492 (1999 CP122)          Discovered 1999-Feb-11 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CP122 = 2000 KS54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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