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134978 (2001 FH40)
Classification: Main-belt Asteroid          SPK-ID: 2134978
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1104527789573145 9.2592e-08  
a 2.543309265762891 2.6582e-08 au
q 2.262393689611493 2.1936e-07 au
i 15.48516776997872 6.2938e-06 deg
node 1.919547949979305 2.4525e-05 deg
peri 320.2306108442974 5.4736e-05 deg
M 131.3879327252868 5.966e-05 deg
tp 2458459.807723724396
(2018-Dec-07.30772372)
0.00024175 TDB
period 1481.484756033118
4.06
2.3226e-05
6.359e-08
d
yr
n .242999462892855 3.8096e-09 deg/d
Q 2.824224841914289 2.9518e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      9808 days (26.85 yr)  
   first obs. used      1993-03-22  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49677  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:31:33  

Additional Information
 Earth MOID = 1.27175 au 
 Jupiter MOID = 2.60208 au 
 T_jup = 3.385 
[ 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 MPO412861  
diameter diameter 2.683 km 0.652 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.224   0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134978 (2001 FH40)          Discovered 2001-Mar-18 by LINEAR at Socorro
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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