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234341 (2001 FZ57)
Classification: Aten [NEO]          SPK-ID: 2234341
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 85 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6042202045865215 1.083e-07  
a .9441675314341311 3.1545e-09 au
q .3736824324270495 1.0135e-07 au
i 20.6673485479036 1.138e-05 deg
node 22.09879463663678 1.5487e-05 deg
peri 339.9737843489931 1.9943e-05 deg
M 32.14678921686492 2.8545e-05 deg
tp 2459170.576862990495
(2020-Nov-17.07686299)
2.6502e-05 TDB
period 335.0981415515746
0.92
1.6794e-06
4.598e-09
d
yr
n 1.074312135343767 5.384e-09 deg/d
Q 1.514652630441213 5.0605e-09 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      10975 days (30.05 yr)  
   first obs. used      1991-04-18  
   last obs. used      2021-05-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46052  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-06 06:01:41  

Additional Information
 Earth MOID = .157147 au 
 Jupiter MOID = 3.95505 au 
 T_jup = 6.146 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457299.5 (2015-Oct-04.0) TDB
Reference: JPL 85 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6042959835954631 1.0831e-07  
q .3736197182309585 1.0135e-07 au
tp 2457159.937880167420
(2015-May-17.43788017)
2.3626e-05 TDB
node 22.11218015741894 1.5493e-05 deg
peri 339.9609230712746 1.9945e-05 deg
i 20.66652258630227 1.138e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      10975 days (30.05 yr)  
   first obs. used      1991-04-18  
   last obs. used      2021-05-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46052  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-06 06:01:41  

Additional Information
 Jupiter MOID = 3.95505 au 
 T_jup = 6.146 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.173117511316934E-14 -1.097696133914256E-14 -8.873821555393273E-14 -1.441153269237611E-13 2.940539872251167E-14 2.864287770596101E-13
q -1.097696133914256E-14 1.027197305010123E-14 8.67029093044488E-14 1.360694436114255E-13 -2.770219668374818E-14 -2.699688206076096E-13
tp -8.873821555393273E-14 8.67029093044488E-14 5.582028555744362E-10 -1.072126636128092E-10 3.293324304306306E-10 -8.805594444155568E-12
node -1.441153269237611E-13 1.360694436114255E-13 -1.072126636128092E-10 2.400259458747844E-10 -2.663449060178982E-10 -9.324521499725771E-11
peri 2.940539872251167E-14 -2.770219668374818E-14 3.293324304306306E-10 -2.663449060178982E-10 3.978196662924889E-10 8.201875279370342E-11
i 2.864287770596101E-13 -2.699688206076096E-13 -8.805594444155568E-12 -9.324521499725771E-11 8.201875279370342E-11 1.295107595026525E-10

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 18.83   n/a MPCxxxxx  
diameter diameter 0.344 km 0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.493   0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

234341 (2001 FZ57)          Discovered 2001-Mar-21 by LONEOS at Anderson Mesa
Reference: 20100330/Numbers.arcLast Updated: 2010-04-05

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