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56400 (2000 EF140)
Classification: Main-belt Asteroid          SPK-ID: 2056400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 .04361725282129948 5.1169e-08  
a 3.049364679627446 1.9529e-08 au
q 2.916359769451795 1.6112e-07 au
i 11.44555668614932 4.0426e-06 deg
node 87.46911215645777 2.4907e-05 deg
peri 107.27801895 5.2574e-05 deg
M 268.1652025522853 4.8209e-05 deg
tp 2459496.654856805012
(2021-Oct-09.15485681)
0.00026213 TDB
period 1944.968066723267
5.33
1.8684e-05
5.115e-08
d
yr
n .1850930131755327 1.7781e-09 deg/d
Q 3.182369589803097 2.0381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1325  
   data-arc span      15116 days (41.39 yr)  
   first obs. used      1979-06-24  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48899  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:55:56  

Additional Information
 Earth MOID = 1.93647 au 
 Jupiter MOID = 1.87957 au 
 T_jup = 3.206 
[ 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 13.5   n/a MPO333304  
diameter diameter 6.696 km 0.234 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 34.0445 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.189   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56400 (2000 EF140)          Discovered 2000-Mar-05 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 EF140 = 1998 XV43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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