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160861 (2001 FE186)
Classification: Main-belt Asteroid          SPK-ID: 2160861
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07515370992310828 7.3243e-08  
a 3.056201561007221 3.4276e-08 au
q 2.826516675424734 2.2085e-07 au
i 15.02353886900632 5.834e-06 deg
node 124.4614344927158 2.8523e-05 deg
peri 69.54175951501692 4.4213e-05 deg
M 205.9374471056069 3.7261e-05 deg
tp 2459835.652923996047
(2022-Sep-13.15292400)
0.00020945 TDB
period 1951.51285624009
5.34
3.283e-05
8.988e-08
d
yr
n .1844722666565462 3.1033e-09 deg/d
Q 3.285886446589709 3.6852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      7258 days (19.87 yr)  
   first obs. used      2000-01-07  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61239  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 12:24:56  

Additional Information
 Earth MOID = 1.87078 au 
 Jupiter MOID = 1.82981 au 
 T_jup = 3.179 
[ 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 14.6   n/a MPO454066  
diameter diameter 4.923 km 0.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.127   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160861 (2001 FE186)          Discovered 2001-Mar-16 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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