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103438 (2000 AT182)
Classification: Main-belt Asteroid          SPK-ID: 2103438
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552435972179433 4.1062e-08  
a 2.770748778430041 1.8241e-08 au
q 2.340607771079339 1.0992e-07 au
i 11.28167942721123 4.6349e-06 deg
node 259.927214596249 2.4361e-05 deg
peri 235.3105962721862 2.9731e-05 deg
M 142.5383828951009 1.7226e-05 deg
tp 2458333.503616495162
(2018-Aug-03.00361650)
7.8546e-05 TDB
period 1684.589744773896
4.61
1.6635e-05
4.554e-08
d
yr
n .2137018826790489 2.1103e-09 deg/d
Q 3.200889785780743 2.1072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      746  
   data-arc span      7537 days (20.64 yr)  
   first obs. used      1999-12-06  
   last obs. used      2020-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52621  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:48:40  

Additional Information
 Earth MOID = 1.37597 au 
 Jupiter MOID = 1.99052 au 
 T_jup = 3.292 
[ 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 14.82   n/a E2021B55  
diameter diameter 3.429 km 0.800 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.75206 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.217   0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103438 (2000 AT182)          Discovered 2000-Jan-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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