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17731 (1998 AD10)
Classification: Main-belt Asteroid          SPK-ID: 2017731
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 .159801433459223 3.5782e-08  
a 2.203018606430952 6.7512e-09 au
q 1.850973075185946 8.1226e-08 au
i 5.873503077529523 3.7568e-06 deg
node 241.4895886539435 3.6161e-05 deg
peri 53.13340474189034 3.8277e-05 deg
M 64.92542524783946 1.2438e-05 deg
tp 2458785.103830029661
(2019-Oct-28.60383003)
4.1047e-05 TDB
period 1194.333666561581
3.27
5.4901e-06
1.503e-08
d
yr
n .3014233041227244 1.3856e-09 deg/d
Q 2.555064137675958 7.8301e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1341  
   data-arc span      23793 days (65.14 yr)  
   first obs. used      1954-07-28  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5332  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:10:54  

Additional Information
 Earth MOID = .842035 au 
 Jupiter MOID = 2.6234 au 
 T_jup = 3.640 
[ 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 15.1   n/a MPO431703  
diameter diameter 2.138 km 0.146 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 4.721 h n/a LCDB (Rev. 2019-August); 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 0.352   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

17731 (1998 AD10)          Discovered 1998-Jan-15 by ODAS at Caussols
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 AD10 = 1999 FN41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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