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118998 (2000 YC40)
Classification: Main-belt Asteroid          SPK-ID: 2118998
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1902308229426544 4.695e-08  
a 3.091097479440153 3.0585e-08 au
q 2.503075462130288 1.5019e-07 au
i 1.662046116676543 5.6098e-06 deg
node 171.6080527856307 0.00016015 deg
peri 225.7247998780679 0.00016084 deg
M 296.3700148059592 1.9527e-05 deg
tp 2459551.354296968767
(2021-Dec-02.85429697)
0.0001117 TDB
period 1985.031845026821
5.43
2.9462e-05
8.066e-08
d
yr
n .1813572920262827 2.6917e-09 deg/d
Q 3.679119496750018 3.6404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      566  
   data-arc span      8516 days (23.32 yr)  
   first obs. used      1996-02-10  
   last obs. used      2019-06-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53095  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:59:51  

Additional Information
 Earth MOID = 1.50971 au 
 Jupiter MOID = 1.74826 au 
 T_jup = 3.196 
[ 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 15.1   n/a MPO436572  
diameter diameter 5.254 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118998 (2000 YC40)          Discovered 2000-Dec-30 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 YC40 = 1996 CA4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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