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173421 (2000 FL61)
Classification: Main-belt Asteroid          SPK-ID: 2173421
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1176306346916727 4.3557e-08  
a 2.680644250425575 2.0253e-08 au
q 2.365318365865432 1.112e-07 au
i 5.335917429622569 4.3381e-06 deg
node 83.19730193679926 4.8454e-05 deg
peri 182.0055577050564 5.2316e-05 deg
M 60.59138880468142 2.0869e-05 deg
tp 2458330.685300292008
(2018-Jul-31.18530029)
9.2106e-05 TDB
period 1603.087399234072
4.39
1.8167e-05
4.974e-08
d
yr
n .2245666706456566 2.5449e-09 deg/d
Q 2.995970134985718 2.2635e-08 au
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      7167 days (19.62 yr)  
   first obs. used      2000-03-29  
   last obs. used      2019-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54396  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 14:33:52  

Additional Information
 Earth MOID = 1.34911 au 
 Jupiter MOID = 2.07086 au 
 T_jup = 3.360 
[ 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 15.7   n/a MPO417934  
diameter diameter 4.271 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173421 (2000 FL61)          Discovered 2000-Mar-29 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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