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17668 (1996 XW5)
Classification: Main-belt Asteroid          SPK-ID: 2017668
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04580810410767432 2.132e-08  
a 3.069792982726914 1.6506e-08 au
q 2.929171586185151 6.4387e-08 au
i 9.259116282531442 4.3393e-07 deg
node 299.2229796504364 6.2439e-06 deg
peri 298.6260186428032 2.2835e-05 deg
M 32.15402626845859 2.1272e-05 deg
tp 2459025.033213765212
(2020-Jun-24.53321377)
0.00011598 TDB
period 1964.545357931991
5.38
1.5845e-05
4.338e-08
d
yr
n .1832485050785285 1.478e-09 deg/d
Q 3.210414379268676 1.7262e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1794  
   data-arc span      10467 days (28.66 yr)  
   first obs. used      1992-01-11  
   last obs. used      2020-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48723  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:09:37  

Additional Information
 Earth MOID = 1.928 au 
 Jupiter MOID = 1.91333 au 
 T_jup = 3.210 
[ 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 13.03   n/a E2021B10  
diameter diameter 8.907 km 0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.165   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17668 (1996 XW5)          Discovered 1996-Dec-07 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 XW5 = 1992 AH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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