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118707 (2000 PC20)
Classification: Main-belt Asteroid          SPK-ID: 2118707
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3831660124998967 4.1368e-08  
a 2.741547197634683 1.2502e-08 au
q 1.691079489836735 1.1454e-07 au
i 7.988319461554554 6.1406e-06 deg
node 3.560393778356712 4.2659e-05 deg
peri 30.21302757672301 4.3615e-05 deg
M 96.20457143359225 1.1841e-05 deg
tp 2458557.416858933298
(2019-Mar-14.91685893)
5.242e-05 TDB
period 1658.028598922857
4.54
1.1341e-05
3.105e-08
d
yr
n .2171253259647482 1.4852e-09 deg/d
Q 3.79201490543263 1.7292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      13617 days (37.28 yr)  
   first obs. used      1982-10-21  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60024  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:00:39  

Additional Information
 Earth MOID = .702348 au 
 Jupiter MOID = 1.70316 au 
 T_jup = 3.226 
[ 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 15.5   n/a MPO449693  
diameter diameter 2.587 km 0.549 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.167   0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

118707 (2000 PC20)          Discovered 2000-Aug-01 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 PC20 = 1982 UB9 = 1982 VT9 = 1991 RT8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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