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523557 (2017 XZ28)
Classification: Main-belt Asteroid          SPK-ID: 2523557
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1691483152497597 1.204e-07  
a 3.040500321005614 4.7402e-08 au
q 2.526204814191161 3.7897e-07 au
i 1.876424717856799 1.2204e-05 deg
node 98.15601581904241 0.0003033 deg
peri 348.6293845781222 0.00030492 deg
M 151.042279530233 3.0247e-05 deg
tp 2458188.021199773590
(2018-Mar-10.52119977)
0.00015575 TDB
period 1936.4933380985
5.30
4.5285e-05
1.24e-07
d
yr
n .1859030407785934 4.3474e-09 deg/d
Q 3.554795827820067 5.542e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      6791 days (18.59 yr)  
   first obs. used      2001-12-10  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58139  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:43:21  

Additional Information
 Earth MOID = 1.54257 au 
 Jupiter MOID = 1.66433 au 
 T_jup = 3.217 
[ 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 16.9   n/a MPO448269  

523557 (2017 XZ28)          Discovered 2007-Dec-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2018-05-31

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