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233973 (1993 FX4)
Classification: Main-belt Asteroid          SPK-ID: 2233973
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1884150688868945 4.7805e-08  
a 3.19664502624106 4.2448e-08 au
q 2.594348933414902 1.5776e-07 au
i 10.25683016895574 6.9119e-06 deg
node 168.0307144142362 3.1543e-05 deg
peri 102.0566094811849 3.7106e-05 deg
M 216.9510527954546 1.8876e-05 deg
tp 2459830.011116681517
(2022-Sep-07.51111668)
0.00011374 TDB
period 2087.565185490978
5.72
4.1581e-05
1.138e-07
d
yr
n .1724497048054243 3.4349e-09 deg/d
Q 3.798941119067218 5.0446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      9346 days (25.59 yr)  
   first obs. used      1993-03-17  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55538  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:04:34  

Additional Information
 Earth MOID = 1.60325 au 
 Jupiter MOID = 1.49729 au 
 T_jup = 3.143 
[ 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 15.2   n/a MPO422907  
diameter diameter 5.325 km 0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233973 (1993 FX4)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20100330/Numbers.arcLast Updated: 2010-04-05

[ show close-approach data ]
Alternate Designations
 1993 FX4 = 2000 QF244 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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