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59409 (1999 FX42)
Classification: Main-belt Asteroid          SPK-ID: 2059409
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1202301749820138 3.0505e-08  
a 2.381620833276736 1.1846e-08 au
q 2.095278143751065 7.3066e-08 au
i 2.128188355919651 3.889e-06 deg
node 146.9761848694156 0.00013918 deg
peri 338.10954485778 0.00014228 deg
M 312.157179928285 3.2918e-05 deg
tp 2459178.911000260842
(2020-Nov-25.41100026)
0.00012357 TDB
period 1342.478557861502
3.68
1.0016e-05
2.742e-08
d
yr
n .2681607075895955 2.0008e-09 deg/d
Q 2.667963522802407 1.3271e-08 au
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      10075 days (27.58 yr)  
   first obs. used      1992-04-25  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55414  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:47:23  

Additional Information
 Earth MOID = 1.11084 au 
 Jupiter MOID = 2.38077 au 
 T_jup = 3.527 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456895.5 (2014-Aug-26.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1193114406813733 3.0533e-08  
q 2.097557676752633 7.3018e-08 au
tp 2456493.227276186632
(2013-Jul-19.72727619)
0.00011331 TDB
node 147.0182198850707 0.00013921 deg
peri 338.0086663473482 0.00014235 deg
i 2.127817622869733 3.8896e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      10075 days (27.58 yr)  
   first obs. used      1992-04-25  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55414  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:47:23  

Additional Information
 Jupiter MOID = 2.38077 au 
 T_jup = 3.527 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.32288437048465E-16 -2.206476097230917E-15 7.500128818780067E-13 -4.141663099765499E-15 1.834264568235376E-13 -1.644055757400615E-16
q -2.206476097230917E-15 5.331609732481606E-15 -1.192628044316793E-12 8.652103726524368E-15 -2.753788533862258E-13 3.171782077551823E-16
tp 7.500128818780067E-13 -1.192628044316793E-12 1.283843628012582E-8 -2.934247258226664E-11 3.409039406255731E-9 -3.005089930367446E-12
node -4.141663099765499E-15 8.652103726524368E-15 -2.934247258226664E-11 1.937804497270663E-8 -1.937202337852722E-8 2.12080136211623E-10
peri 1.834264568235376E-13 -2.753788533862258E-13 3.409039406255731E-9 -1.937202337852722E-8 2.02647481754332E-8 -2.127339476750687E-10
i -1.644055757400615E-16 3.171782077551823E-16 -3.005089930367446E-12 2.12080136211623E-10 -2.127339476750687E-10 1.51292890959227E-11

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 16.2   n/a MPO452975  
diameter diameter 3.945 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59409 (1999 FX42)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 FX42 = 2001 US107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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