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JPL Small-Body Database Browser
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47372 (1999 XW90)
Classification: Main-belt Asteroid          SPK-ID: 2047372
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06225158261307933 6.333e-08  
a 2.466747805820181 1.1134e-08 au
q 2.313188851000533 1.5279e-07 au
i 2.841621005255561 3.576e-06 deg
node 99.13116051850912 0.00010615 deg
peri 302.4537455420832 0.00011852 deg
M 52.03057504449812 4.839e-05 deg
tp 2458395.977224507688
(2018-Oct-04.47722451)
0.00019063 TDB
period 1415.094857480689
3.87
9.5806e-06
2.623e-08
d
yr
n .2543999069015856 1.7224e-09 deg/d
Q 2.620306760639828 1.1827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1037  
   data-arc span      9904 days (27.12 yr)  
   first obs. used      1991-12-14  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56748  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:41:51  

Additional Information
 Earth MOID = 1.32224 au 
 Jupiter MOID = 2.60622 au 
 T_jup = 3.482 
[ 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 15.4   n/a MPO226441  
diameter diameter 2.138 km 0.475 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.267   0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47372 (1999 XW90)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20020921/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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