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118861 (2000 SM319)
Classification: Main-belt Asteroid          SPK-ID: 2118861
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1369630369874903 5.3085e-08  
a 2.66970145549681 1.7293e-08 au
q 2.304051036302043 1.3901e-07 au
i 12.45422882583271 5.6052e-06 deg
node 271.751708506902 2.7183e-05 deg
peri 179.3691895208559 3.6262e-05 deg
M 178.8168921973612 2.3976e-05 deg
tp 2458409.095498581185
(2018-Oct-17.59549858)
0.00010308 TDB
period 1593.281356194925
4.36
1.5481e-05
4.238e-08
d
yr
n .2259487934132061 2.1954e-09 deg/d
Q 3.035351874691576 1.9662e-08 au
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      7211 days (19.74 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53506  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:59:13  

Additional Information
 Earth MOID = 1.32041 au 
 Jupiter MOID = 2.17096 au 
 T_jup = 3.335 
[ 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 14.98   n/a E2021B55  
diameter diameter 2.686 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.64385 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 0.294   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118861 (2000 SM319)          Discovered 2000-Sep-26 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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