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48100 (2001 FW57)
Classification: Main-belt Asteroid          SPK-ID: 2048100
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1363209118766039 4.1688e-08  
a 2.671091212306542 1.4929e-08 au
q 2.30696562253933 1.1213e-07 au
i 12.76368734193512 6.1024e-06 deg
node 355.2805209448165 1.7936e-05 deg
peri 220.1122162558826 2.682e-05 deg
M 131.5625537654655 1.9985e-05 deg
tp 2458417.778155340080
(2018-Oct-26.27815534)
8.7586e-05 TDB
period 1594.525631142297
4.37
1.3368e-05
3.66e-08
d
yr
n .2257724761326669 1.8928e-09 deg/d
Q 3.035216802073753 1.6964e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1458  
   data-arc span      7988 days (21.87 yr)  
   first obs. used      1998-09-15  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46475  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:32:12  

Additional Information
 Earth MOID = 1.31753 au 
 Jupiter MOID = 1.98515 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456789.5 (2014-May-12.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .135072184877132 4.1782e-08  
q 2.311043395141552 1.1227e-07 au
tp 2456822.450700084596
(2014-Jun-13.95070008)
8.7417e-05 TDB
node 355.3604850737508 1.7932e-05 deg
peri 220.2268975185311 2.6935e-05 deg
i 12.76394369491233 6.1015e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1458  
   data-arc span      7988 days (21.87 yr)  
   first obs. used      1998-09-15  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46475  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:32:12  

Additional Information
 Jupiter MOID = 1.98515 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.745713187160406E-15 -4.659438253645171E-15 -1.525090628435481E-12 2.804255672560652E-15 -3.528549566286171E-13 3.874247925876375E-15
q -4.659438253645171E-15 1.260356586391684E-14 4.072411785261107E-12 -6.680931546869884E-15 9.382810436246701E-13 -9.582023759246245E-15
tp -1.525090628435481E-12 4.072411785261107E-12 7.641740939520777E-9 -1.461336157676588E-11 1.769612927745194E-9 -6.212006118367701E-12
node 2.804255672560652E-15 -6.680931546869884E-15 -1.461336157676588E-11 3.215484175675624E-10 -3.163846108824269E-10 -2.214721665992793E-11
peri -3.528549566286171E-13 9.382810436246701E-13 1.769612927745194E-9 -3.163846108824269E-10 7.255140906258349E-10 2.022199817387135E-11
i 3.874247925876375E-15 -9.582023759246245E-15 -6.212006118367701E-12 -2.214721665992793E-11 2.022199817387135E-11 3.722773502086621E-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 14.3   n/a MPO493196  
diameter diameter 3.329 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.400   0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48100 (2001 FW57)          Discovered 2001-Mar-21 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2001 FW57 = 1998 SU86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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