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46197 (2001 FK146)
Classification: Main-belt Asteroid          SPK-ID: 2046197
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09517977624681098 5.5524e-08  
a 2.441388579388601 1.0465e-08 au
q 2.209017760670875 1.3655e-07 au
i 9.657634869677999 5.4885e-06 deg
node 324.7359555839641 2.0714e-05 deg
peri 169.1212302388812 3.6769e-05 deg
M 53.29698237202098 2.6742e-05 deg
tp 2458794.221526241602
(2019-Nov-06.72152624)
0.00010366 TDB
period 1393.329364028069
3.81
8.9584e-06
2.453e-08
d
yr
n .2583739417930962 1.6612e-09 deg/d
Q 2.673759398106328 1.1461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1139  
   data-arc span      10433 days (28.56 yr)  
   first obs. used      1991-10-04  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:31:31  

Additional Information
 Earth MOID = 1.22352 au 
 Jupiter MOID = 2.35377 au 
 T_jup = 3.476 
[ 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 15.1   n/a MPO459171  
diameter diameter 3.851 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.119   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46197 (2001 FK146)          Discovered 2001-Mar-24 by LONEOS at Anderson Mesa
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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