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JPL Small-Body Database Browser
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523827 (1990 XD1)
Classification: Main-belt Asteroid          SPK-ID: 2523827
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2858567421285989 2.9889e-07  
a 2.777268189521266 2.0082e-08 au
q 1.983367352847325 8.2572e-07 au
i 31.81638308817127 2.5024e-05 deg
node 75.75747128871411 2.1142e-05 deg
peri 352.8348744276371 3.7928e-05 deg
M 42.13508183218745 2.3315e-05 deg
tp 2458402.636130719625
(2018-Oct-11.13613072)
0.00010904 TDB
period 1690.538853695091
4.63
1.8336e-05
5.02e-08
d
yr
n .2129498527721684 2.3098e-09 deg/d
Q 3.571169026195207 2.5823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      10256 days (28.08 yr)  
   first obs. used      1990-12-11  
   last obs. used      2019-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5533  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:46:33  

Additional Information
 Earth MOID = .999989 au 
 Jupiter MOID = 1.75146 au 
 T_jup = 3.063 
[ 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 17.1   n/a MPO461106  

523827 (1990 XD1)          Discovered 1990-Dec-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

[ show close-approach data ]
Alternate Designations
 1990 XD1 = 2004 XH16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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