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58231 (1993 FQ40)
Classification: Outer Main-belt Asteroid          SPK-ID: 2058231
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1638321030754254 3.9938e-08  
a 3.216549837689022 1.794e-08 au
q 2.689575713133511 1.2816e-07 au
i 2.030418207708061 4.2795e-06 deg
node 79.51316110114709 0.00011656 deg
peri 297.8123405603496 0.00011725 deg
M 96.07840290680581 1.2701e-05 deg
tp 2458638.149444375795
(2019-Jun-03.64944438)
7.3484e-05 TDB
period 2107.09372657956
5.77
1.7629e-05
4.827e-08
d
yr
n .1708514412334126 1.4294e-09 deg/d
Q 3.743523962244533 2.088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1211  
   data-arc span      11015 days (30.16 yr)  
   first obs. used      1990-11-22  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:42:47  

Additional Information
 Earth MOID = 1.69075 au 
 Jupiter MOID = 1.71958 au 
 T_jup = 3.168 
[ 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 14.16   n/a E2021B10  
diameter diameter 7.644 km 0.353 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58231 (1993 FQ40)          Discovered 1993-Mar-19 by UESAC at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FQ40 = 2001 PS39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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