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56059 (1998 XE64)
Classification: Main-belt Asteroid          SPK-ID: 2056059
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371111241011315 2.6032e-08  
a 2.283433302342623 7.4439e-09 au
q 1.970349195448467 5.9089e-08 au
i 4.281016350427858 3.5974e-06 deg
node 5.419433518628072 3.8824e-05 deg
peri 53.01045103738061 4.1431e-05 deg
M 88.42914109710979 1.3502e-05 deg
tp 2458690.919334950678
(2019-Jul-26.41933495)
4.7109e-05 TDB
period 1260.320274912165
3.45
6.1629e-06
1.687e-08
d
yr
n .2856416794731715 1.3968e-09 deg/d
Q 2.596517409236779 8.4645e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1314  
   data-arc span      7870 days (21.55 yr)  
   first obs. used      1998-11-24  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51652  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:01:07  

Additional Information
 Earth MOID = .98575 au 
 Jupiter MOID = 2.71796 au 
 T_jup = 3.587 
[ 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 15.3   n/a MPO452931  
diameter diameter 2.355 km 0.503 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.220   0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56059 (1998 XE64)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

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