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46140 (2001 FU57)
Classification: Main-belt Asteroid          SPK-ID: 2046140
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0892273683899493 4.5123e-08  
a 2.756216727703717 1.616e-08 au
q 2.510286762378357 1.2848e-07 au
i 8.406165685548459 4.7909e-06 deg
node 239.7653745193489 2.6723e-05 deg
peri 343.8187975859094 3.4127e-05 deg
M 318.0447760544305 2.1252e-05 deg
tp 2458795.283433019905
(2019-Nov-07.78343302)
9.8919e-05 TDB
period 1671.354107849322
4.58
1.4699e-05
4.024e-08
d
yr
n .2153942113818379 1.8943e-09 deg/d
Q 3.002146693029077 1.7602e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1194  
   data-arc span      7539 days (20.64 yr)  
   first obs. used      1998-09-19  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53877  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:33:01  

Additional Information
 Earth MOID = 1.50202 au 
 Jupiter MOID = 1.99694 au 
 T_jup = 3.322 
[ 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 MPO395438  
diameter diameter 4.419 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.249   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46140 (2001 FU57)          Discovered 2001-Mar-21 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

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