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20814 Laurajones (2000 SW292)
Classification: Main-belt Asteroid          SPK-ID: 2020814
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09395976002592807 5.0792e-08  
a 2.969478790148836 1.8489e-08 au
q 2.690467275624368 1.5729e-07 au
i 9.201339461948358 5.5899e-06 deg
node 323.8295568653078 2.6395e-05 deg
peri 348.4198146505024 4.36e-05 deg
M 50.62634178272274 3.2678e-05 deg
tp 2458937.659179462432
(2020-Mar-29.15917946)
0.00017087 TDB
period 1869.040741668131
5.12
1.7456e-05
4.779e-08
d
yr
n .1926121737071915 1.7989e-09 deg/d
Q 3.248490304673304 2.0226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1542  
   data-arc span      8795 days (24.08 yr)  
   first obs. used      1997-01-14  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44039  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:32:03  

Additional Information
 Earth MOID = 1.67527 au 
 Jupiter MOID = 2.0325 au 
 T_jup = 3.237 
[ 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 13.75   n/a E2021B10  
diameter diameter 6.151 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.58608 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 0.204   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20814 Laurajones           Discovered 2000 Sept. 27 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Laura Jones (b. 1986) was awarded second place in the 2004 Intel International Science and Engineering Fair for her environmental science project. She attends the University School of Milwaukee, Milwaukee, Wisconsin, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041226/MPCPages.arcLast Updated: 2004-12-25

[ show close-approach data ]
Alternate Designations
 2000 SW292 = 1998 FG113 = 1999 ND25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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