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JPL Small-Body Database Browser
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46211 (2001 FO161)
Classification: Main-belt Asteroid          SPK-ID: 2046211
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05781002476334761 5.0988e-08  
a 3.085018625046671 2.2993e-08 au
q 2.906673621937334 1.5729e-07 au
i 9.043412806052755 6.9797e-06 deg
node 220.1804834021953 3.0108e-05 deg
peri 29.98868313298373 6.33e-05 deg
M 157.1135476383901 5.6554e-05 deg
tp 2458136.733718364339
(2018-Jan-18.23371836)
0.00030908 TDB
period 1979.179173679719
5.42
2.2127e-05
6.058e-08
d
yr
n .1818935873959722 2.0335e-09 deg/d
Q 3.263363628156007 2.4322e-08 au
  Orbit Determination Parameters
   # obs. used (total)      966  
   data-arc span      7741 days (21.19 yr)  
   first obs. used      1998-11-24  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:23:35  

Additional Information
 Earth MOID = 1.89737 au 
 Jupiter MOID = 1.74458 au 
 T_jup = 3.205 
[ 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 MPO502463  
diameter diameter 5.937 km 0.230 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.166   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46211 (2001 FO161)          Discovered 2001-Mar-29 by JPL/NEAT at Haleakala
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 FO161 = 2000 AB196 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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