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357151 (2002 CG9)
Classification: Main-belt Asteroid          SPK-ID: 2357151
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08936590957031464 5.7608e-08  
a 3.066369214365293 4.6423e-08 au
q 2.792340340445127 1.7919e-07 au
i 15.31422162684134 8.6814e-06 deg
node 326.3053034769221 1.989e-05 deg
peri 44.56761629738365 5.2486e-05 deg
M 272.1602532849797 4.7249e-05 deg
tp 2459479.045977457123
(2021-Sep-21.54597746)
0.00026063 TDB
period 1961.259661226981
5.37
4.4539e-05
1.219e-07
d
yr
n .1835555011490834 4.1684e-09 deg/d
Q 3.340398088285458 5.0572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      7091 days (19.41 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59684  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:17:57  

Additional Information
 Earth MOID = 1.80912 au 
 Jupiter MOID = 2.12691 au 
 T_jup = 3.172 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457153.5 (2015-May-11.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09082632314397963 5.6937e-08  
q 2.784945060266213 1.7665e-07 au
tp 2457527.905825571246
(2016-May-19.40582557)
0.00024871 TDB
node 326.3913140084264 1.9912e-05 deg
peri 45.85382187028797 5.2111e-05 deg
i 15.31179217733427 8.6792e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      7091 days (19.41 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59684  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:17:57  

Additional Information
 Jupiter MOID = 2.12691 au 
 T_jup = 3.172 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.241798783715826E-15 -9.760093499984529E-15 -4.022906325995935E-12 5.414567370687333E-15 -6.835317344831522E-13 -1.263906933798664E-14
q -9.760093499984529E-15 3.120348378834218E-14 1.346630963928078E-11 -1.901788720963057E-14 2.244466996657079E-12 4.345668784068792E-14
tp -4.022906325995935E-12 1.346630963928078E-11 6.185754787672572E-8 3.26951466642187E-12 1.198293540574105E-8 -1.329426992591376E-11
node 5.414567370687333E-15 -1.901788720963057E-14 3.26951466642187E-12 3.96485201173759E-10 -3.807388957544451E-10 -2.804290726862062E-11
peri -6.835317344831522E-13 2.244466996657079E-12 1.198293540574105E-8 -3.807388957544451E-10 2.715525445980443E-9 2.366009547963471E-11
i -1.263906933798664E-14 4.345668784068792E-14 -1.329426992591376E-11 -2.804290726862062E-11 2.366009547963471E-11 7.532910478522062E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO437508  
diameter diameter 3.956 km 1.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

357151 (2002 CG9)          Discovered 2002-Feb-06 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2002 CG9 = 2005 UO486 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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