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JPL Small-Body Database Browser
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71685 (2000 FX21)
Classification: Outer Main-belt Asteroid          SPK-ID: 2071685
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02114727875371204 6.2772e-08  
a 3.234767901010397 3.2807e-08 au
q 3.16636136250417 2.0183e-07 au
i 12.30207021719104 5.0739e-06 deg
node 76.3189928905102 2.8727e-05 deg
peri 304.6113709679008 0.00012593 deg
M 332.6843463978277 0.0001243 deg
tp 2459161.739784902814
(2020-Nov-08.23978490)
0.00073418 TDB
period 2125.020452023781
5.82
3.2328e-05
8.851e-08
d
yr
n .1694101342211323 2.5772e-09 deg/d
Q 3.303174439516624 3.3501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1997-10-29  
   last obs. used      2018-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59334  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 02:17:15  

Additional Information
 Earth MOID = 2.18983 au 
 Jupiter MOID = 1.85289 au 
 T_jup = 3.149 
[ 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 13.9   n/a MPO359246  
diameter diameter 7.457 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71685 (2000 FX21)          Discovered 2000-Mar-29 by LINEAR at Socorro
Reference: 20031109/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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