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118349 (1999 CG88)
Classification: Main-belt Asteroid          SPK-ID: 2118349
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1643598606846959 4.067e-08  
a 2.368471402764713 1.1392e-08 au
q 1.979189772970619 9.7957e-08 au
i 7.588700641465231 5.9302e-06 deg
node 55.00491880686958 3.9971e-05 deg
peri 70.81075275343596 4.5732e-05 deg
M 308.8824427129599 2.3752e-05 deg
tp 2459189.546323819692
(2020-Dec-06.04632382)
8.8684e-05 TDB
period 1331.375757901165
3.65
9.6056e-06
2.63e-08
d
yr
n .270396991881179 1.9509e-09 deg/d
Q 2.757753032558808 1.3264e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      7616 days (20.85 yr)  
   first obs. used      1998-12-21  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61632  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:59:49  

Additional Information
 Earth MOID = 1.0098 au 
 Jupiter MOID = 2.34061 au 
 T_jup = 3.516 
[ 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 15.7   n/a MPO453654  
diameter diameter 1.747 km 0.354 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.333   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118349 (1999 CG88)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1999 CG88 = 2001 SU49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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