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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 75 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6042201503455095 1.0697e-07  
a .9441675325577659 3.0169e-09 au
q .3736824840843639 1.0022e-07 au
i 20.66734122914305 1.2721e-05 deg
node 22.09878382042288 1.4312e-05 deg
peri 339.9737939457504 1.8493e-05 deg
M 32.14677255542787 2.7885e-05 deg
tp 2459170.576878446014
(2020-Nov-17.07687845)		 2.5892e-05 TDB
period 335.098142149765
0.92		 1.6061e-06
4.397e-09		 d
yr
n 1.074312133425991 5.1491e-09 deg/d
Q 1.514652581031168 4.8398e-09 au
   Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      10910 days (29.87 yr)  
   first obs. used      1991-04-18  
   last obs. used      2021-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64735  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-02 05:51:08  

Additional Information
 Earth MOID = .157147 au 
 Jupiter MOID = 3.95505 au 
 T_jup = 6.146 
[ show covariance matrix ]

[ 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

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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