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46147 (2001 FK66)
Classification: Main-belt Asteroid          SPK-ID: 2046147
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02982343225657605 4.8826e-08  
a 2.62537095699746 1.4205e-08 au
q 2.547073384113064 1.3127e-07 au
i 7.820938867034437 5.1303e-06 deg
node 151.2532304590863 3.0608e-05 deg
peri 182.0885679357045 7.7623e-05 deg
M 36.38910497710616 7.0534e-05 deg
tp 2458843.444440308747
(2019-Dec-25.94444031)
0.00030449 TDB
period 1553.761806574324
4.25
1.261e-05
3.452e-08
d
yr
n .2316957454332814 1.8804e-09 deg/d
Q 2.703668529881856 1.4628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      916  
   data-arc span      8517 days (23.32 yr)  
   first obs. used      1997-04-07  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54318  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:20:26  

Additional Information
 Earth MOID = 1.53624 au 
 Jupiter MOID = 2.40251 au 
 T_jup = 3.389 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456969.5 (2014-Nov-08.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03153241321744051 4.9039e-08  
q 2.543127942194143 1.3221e-07 au
tp 2457294.807275649782
(2015-Sep-29.30727565)
0.00028725 TDB
node 151.3576652357737 3.0615e-05 deg
peri 183.4272087659828 7.3718e-05 deg
i 7.819626065581855 5.1308e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      916  
   data-arc span      8517 days (23.32 yr)  
   first obs. used      1997-04-07  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54318  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:20:26  

Additional Information
 Jupiter MOID = 2.40251 au 
 T_jup = 3.389 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.404813353788876E-15 -6.449230788363029E-15 2.594963585164195E-12 -1.831031599645649E-14 6.795255033416635E-13 7.10442068552962E-16
q -6.449230788363029E-15 1.748009641648866E-14 -7.192263201827801E-12 4.97719631920635E-14 -1.890382194418877E-12 -1.392089114120205E-15
tp 2.594963585164195E-12 -7.192263201827801E-12 8.251250217747717E-8 -3.982952522060219E-11 1.927360150981848E-8 1.170465258354692E-11
node -1.831031599645649E-14 4.97719631920635E-14 -3.982952522060219E-11 9.372868225556718E-10 -9.375690408966021E-10 2.809822669083448E-11
peri 6.795255033416635E-13 -1.890382194418877E-12 1.927360150981848E-8 -9.375690408966021E-10 5.4342914758131E-9 -2.510367242822824E-11
i 7.10442068552962E-16 -1.392089114120205E-15 1.170465258354692E-11 2.809822669083448E-11 -2.510367242822824E-11 2.632466640093336E-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 15.0   n/a MPO347845  
diameter diameter 4.698 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46147 (2001 FK66)          Discovered 2001-Mar-19 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 FK66 = 1997 GF39 = 1998 QQ17 = 1999 XA249 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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