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190357 (1999 CG11)
Classification: Main-belt Asteroid          SPK-ID: 2190357
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2380851054243947 5.5435e-08  
a 3.19624310621094 2.6327e-08 au
q 2.435265229306714 1.8564e-07 au
i 26.56591961917815 7.6392e-06 deg
node 160.7872179921051 1.0543e-05 deg
peri 295.5407268096245 2.0783e-05 deg
M 318.9474798819101 2.0119e-05 deg
tp 2459438.510137477653
(2021-Aug-12.01013748)
0.00011776 TDB
period 2087.171487779099
5.71
2.5787e-05
7.06e-08
d
yr
n .172482233543285 2.131e-09 deg/d
Q 3.957220983115167 3.2595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      7923 days (21.69 yr)  
   first obs. used      1999-02-12  
   last obs. used      2020-10-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58507  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:18  

Additional Information
 Earth MOID = 1.56004 au 
 Jupiter MOID = 1.55878 au 
 T_jup = 2.990 
[ 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 14.9   n/a MPO418023  
diameter diameter 6.416 km 0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190357 (1999 CG11)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 1999 CG11 = 2003 SK17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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