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175018 (2004 FC20)
Classification: Main-belt Asteroid          SPK-ID: 2175018
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390407696983987 5.0081e-08  
a 3.064943867775292 2.3792e-08 au
q 2.638791713317428 1.598e-07 au
i 4.263562047705675 5.4171e-06 deg
node 209.587844038211 5.6751e-05 deg
peri 4.020984197549398 5.9168e-05 deg
M 15.1430189673323 1.6034e-05 deg
tp 2459118.059203295067
(2020-Sep-25.55920330)
8.7092e-05 TDB
period 1959.892335722557
5.37
2.2821e-05
6.248e-08
d
yr
n .1836835592641256 2.1388e-09 deg/d
Q 3.491096022233155 2.71e-08 au
  Orbit Determination Parameters
   # obs. used (total)      538  
   data-arc span      8627 days (23.62 yr)  
   first obs. used      1996-10-08  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48947  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:03:41  

Additional Information
 Earth MOID = 1.63157 au 
 Jupiter MOID = 1.47623 au 
 T_jup = 3.214 
[ 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 15.24   n/a E2021B55  
diameter diameter 5.189 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175018 (2004 FC20)          Discovered 2004-Mar-16 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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