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20045 (1993 FV11)
Classification: Main-belt Asteroid          SPK-ID: 2020045
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1719752649696699 3.6607e-08  
a 2.580428399312869 9.5729e-09 au
q 2.136658541605777 9.8192e-08 au
i 3.668980183057565 3.2363e-06 deg
node 100.5840372106171 6.3499e-05 deg
peri 336.0111311430176 6.4322e-05 deg
M 289.6572057860738 1.026e-05 deg
tp 2459296.337525514432
(2021-Mar-22.83752551)
4.3427e-05 TDB
period 1514.03580672817
4.15
8.4252e-06
2.307e-08
d
yr
n .23777508986261 1.3231e-09 deg/d
Q 3.024198257019961 1.1219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1804  
   data-arc span      22629 days (61.95 yr)  
   first obs. used      1958-12-03  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48421  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:12:44  

Additional Information
 Earth MOID = 1.15263 au 
 Jupiter MOID = 2.23069 au 
 T_jup = 3.401 
[ 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 14.1   n/a MPO431730  
diameter diameter 4.086 km 0.662 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.555   0.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20045 (1993 FV11)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FV11 = 1958 XJ = 1997 CU21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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