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103252 (2000 AG9)
Classification: Main-belt Asteroid          SPK-ID: 2103252
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761657288277061 3.863e-08  
a 2.242584892888029 7.9474e-09 au
q 1.847518290774406 8.7156e-08 au
i 5.411233228445478 3.9073e-06 deg
node 308.4805535714765 4.4296e-05 deg
peri 111.8241715227457 4.8197e-05 deg
M 110.3782715844037 1.4635e-05 deg
tp 2458824.400415545237
(2019-Dec-06.90041555)
5.0583e-05 TDB
period 1226.653112611756
3.36
6.5207e-06
1.785e-08
d
yr
n .2934815036938177 1.5601e-09 deg/d
Q 2.637651495001652 9.3475e-09 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      7766 days (21.26 yr)  
   first obs. used      1999-10-14  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44191  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:33:29  

Additional Information
 Earth MOID = .867817 au 
 Jupiter MOID = 2.69005 au 
 T_jup = 3.607 
[ 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 16.09   n/a E2021B55  
diameter diameter 1.715 km 0.287 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.953 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.315   0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103252 (2000 AG9)          Discovered 2000-Jan-02 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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