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74507 (1999 FX)
Classification: Main-belt Asteroid          SPK-ID: 2074507
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1139633655362131 4.7104e-08  
a 3.188426735678572 1.9995e-08 au
q 2.825062894115 1.5229e-07 au
i 5.124466390086146 5.9082e-06 deg
node 10.56636160049842 4.0945e-05 deg
peri 147.3812950552608 4.7843e-05 deg
M 293.874224258138 2.3455e-05 deg
tp 2459382.471859779764
(2021-Jun-16.97185978)
0.00013645 TDB
period 2079.519944802135
5.69
1.9561e-05
5.356e-08
d
yr
n .1731168777197055 1.6284e-09 deg/d
Q 3.551790577242143 2.2273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1223  
   data-arc span      7896 days (21.62 yr)  
   first obs. used      1999-03-17  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:43:24  

Additional Information
 Earth MOID = 1.8357 au 
 Jupiter MOID = 1.4312 au 
 T_jup = 3.181 
[ 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 14.0   n/a MPO366104  
diameter diameter 8.167 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74507 (1999 FX)          Discovered 1999-Mar-17 by ODAS at Caussols
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FX = 2001 QY107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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