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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 84 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6042202024849557 1.0425e-07  
a .9441675313904219 2.9606e-09 au
q .3736824343939804 9.7578e-08 au
i 20.66735163732007 1.1041e-05 deg
node 22.09878524508531 1.4179e-05 deg
peri 339.9737925119865 1.8246e-05 deg
M 32.14678673918564 2.7138e-05 deg
tp 2459170.576865298867
(2020-Nov-17.07686530)
2.5201e-05 TDB
period 335.0981415283051
0.92
1.5761e-06
4.315e-09
d
yr
n 1.074312135418368 5.053e-09 deg/d
Q 1.514652628386863 4.7494e-09 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      10957 days (30.00 yr)  
   first obs. used      1991-04-18  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64819  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-18 06:26:50  

Additional Information
 Earth MOID = .157147 au 
 Jupiter MOID = 3.95505 au 
 T_jup = 6.146 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456915.5 (2014-Sep-15.0) TDB
Reference: JPL 84 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6042244925447292 1.0425e-07  
q .3736844940435724 9.7577e-08 au
tp 2456824.837952981648
(2014-Jun-16.33795298)
2.2714e-05 TDB
node 22.11842464453192 1.4188e-05 deg
peri 339.9543728420156 1.8253e-05 deg
i 20.66392377832138 1.104e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      10957 days (30.00 yr)  
   first obs. used      1991-04-18  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64819  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-18 06:26:50  

Additional Information
 Jupiter MOID = 3.95505 au 
 T_jup = 6.146 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.086850838121582E-14 -1.017222913840971E-14 -2.042368923100695E-13 -1.165927567569252E-13 1.000509414668184E-14 2.677929787530614E-13
q -1.017222913840971E-14 9.521208591823317E-15 1.928153768875456E-13 1.102969880726435E-13 -1.008584143640422E-14 -2.523139621766808E-13
tp -2.042368923100695E-13 1.928153768875456E-13 5.159214886679623E-10 -8.259946418764257E-11 2.866839498127172E-10 -1.149517130698599E-11
node -1.165927567569252E-13 1.102969880726435E-13 -8.259946418764257E-11 2.01285959282875E-10 -2.199109053947653E-10 -8.496846632211151E-11
peri 1.000509414668184E-14 -1.008584143640422E-14 2.866839498127172E-10 -2.199109053947653E-10 3.331878412646336E-10 7.392684110406399E-11
i 2.677929787530614E-13 -2.523139621766808E-13 -1.149517130698599E-11 -8.496846632211151E-11 7.392684110406399E-11 1.218800510641868E-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 18.77   n/a E2021B55  
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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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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