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134981 (2001 FK57)
Classification: Main-belt Asteroid          SPK-ID: 2134981
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08870204828089129 5.4183e-08  
a 3.032866754483214 2.7272e-08 au
q 2.763845261197533 1.6796e-07 au
i 9.723508587312864 5.96e-06 deg
node 15.57365474780105 2.7975e-05 deg
peri 196.5574958003731 3.8315e-05 deg
M 243.7054811587533 2.6394e-05 deg
tp 2459823.711082898125
(2022-Sep-01.21108290)
0.000143 TDB
period 1929.205194525054
5.28
2.6021e-05
7.124e-08
d
yr
n .1866053445334142 2.5169e-09 deg/d
Q 3.301888247768894 2.9691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      9932 days (27.19 yr)  
   first obs. used      1993-11-08  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:01:20  

Additional Information
 Earth MOID = 1.75927 au 
 Jupiter MOID = 1.6666 au 
 T_jup = 3.215 
[ 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 15.3   n/a MPO449760  
diameter diameter 5.600 km 0.417 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134981 (2001 FK57)          Discovered 2001-Mar-21 by NEAT at Haleakala
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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