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268192 (2005 AU18)
Classification: Main-belt Asteroid          SPK-ID: 2268192
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1755396721622175 4.3577e-08  
a 3.057894912385477 3.099e-08 au
q 2.521113041958817 1.462e-07 au
i 6.544081465568672 4.6951e-06 deg
node 97.93297396479126 5.5189e-05 deg
peri 314.9650784923776 5.9194e-05 deg
M 354.5573208581036 2.0677e-05 deg
tp 2459030.028575269031
(2020-Jun-29.52857527)
0.00011236 TDB
period 1953.134994679696
5.35
2.9691e-05
8.129e-08
d
yr
n .1843190567885135 2.8019e-09 deg/d
Q 3.594676782812136 3.643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7098 days (19.43 yr)  
   first obs. used      2001-05-24  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51912  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:14:29  

Additional Information
 Earth MOID = 1.53779 au 
 Jupiter MOID = 1.78146 au 
 T_jup = 3.201 
[ 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 15.7   n/a MPO494450  
diameter diameter 4.126 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

268192 (2005 AU18)          Discovered 2005-Jan-08 by CINEOS at Campo Imperatore
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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