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46126 (2001 FN45)
Classification: Main-belt Asteroid          SPK-ID: 2046126
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03019052841438658 3.1204e-08  
a 2.75077210686921 1.4104e-08 au
q 2.667724843415273 8.6074e-08 au
i 4.718675314077672 4.5328e-06 deg
node 13.49226178683355 4.1839e-05 deg
peri 110.1409943966264 8.6269e-05 deg
M 225.7623774931599 7.5522e-05 deg
tp 2460017.872595643895
(2023-Mar-14.37259564)
0.00034984 TDB
period 1666.404173840339
4.56
1.2817e-05
3.509e-08
d
yr
n .2160340244289932 1.6615e-09 deg/d
Q 2.833819370323147 1.453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1231  
   data-arc span      8392 days (22.98 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53827  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 00:52:14  

Additional Information
 Earth MOID = 1.68782 au 
 Jupiter MOID = 2.16262 au 
 T_jup = 3.340 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456803.5 (2014-May-26.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03196693024626769 3.0705e-08  
q 2.662040804217578 8.4973e-08 au
tp 2456665.026109482797
(2014-Jan-07.52610948)
0.00033122 TDB
node 13.68867152543478 4.1906e-05 deg
peri 105.4949281001261 8.3112e-05 deg
i 4.716077749119376 4.5293e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1231  
   data-arc span      8392 days (22.98 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53827  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 00:52:14  

Additional Information
 Jupiter MOID = 2.16262 au 
 T_jup = 3.340 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.427909739786118E-16 -2.577560591593742E-15 1.193907096298558E-12 1.363018785806382E-15 2.577301164231805E-13 -3.330983804771302E-16
q -2.577560591593742E-15 7.220493710082217E-15 -3.071217053425987E-12 -4.275510614131469E-15 -6.612703095713483E-13 1.064878281577937E-15
tp 1.193907096298558E-12 -3.071217053425987E-12 1.097074761296052E-7 1.642925337652724E-12 2.378432128755667E-8 1.80280432637579E-12
node 1.363018785806382E-15 -4.275510614131469E-15 1.642925337652724E-12 1.756120816582636E-9 -1.749381414275809E-9 7.649828982152519E-12
peri 2.577301164231805E-13 -6.612703095713483E-13 2.378432128755667E-8 -1.749381414275809E-9 6.907573842456484E-9 -7.21108708692656E-12
i -3.330983804771302E-16 1.064878281577937E-15 1.80280432637579E-12 7.649828982152519E-12 -7.21108708692656E-12 2.051486294571861E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.49   n/a MPO636718  
diameter diameter 3.754 km 1.448 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.239   0.202 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46126 (2001 FN45)          Discovered 2001-Mar-18 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 FN45 = 2000 AV8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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