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JPL Small-Body Database Browser
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19818 Shotwell (2000 SB150)
Classification: Main-belt Asteroid          SPK-ID: 2019818
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1677735962471643 3.039e-08  
a 2.364231737084275 7.0846e-09 au
q 1.967576076191966 7.2668e-08 au
i 8.789245583303883 3.4602e-06 deg
node 206.0057159503241 2.2948e-05 deg
peri 352.6392959174597 2.5177e-05 deg
M 334.9084842953754 1.1215e-05 deg
tp 2459093.046049979718
(2020-Aug-31.54604998)
4.1502e-05 TDB
period 1327.802528348575
3.64
5.9683e-06
1.634e-08
d
yr
n .2711246531875053 1.2187e-09 deg/d
Q 2.760887397976584 8.2732e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2190  
   data-arc span      25150 days (68.86 yr)  
   first obs. used      1951-03-28  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47929  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:56:32  

Additional Information
 Earth MOID = .965506 au 
 Jupiter MOID = 2.20036 au 
 T_jup = 3.514 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6   n/a MPO502317  
diameter diameter 3.759 km 0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.261   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19818 Shotwell           Discovered 2000 Sept. 24 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Gary Shotwell mentored a finalist in the 2003 Discovery Channel Youth Science Challenge, a middle school science competition. He teaches at the Lawton Chiles Middle Academy, Lakeland, Florida.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031010/MPCPages.arcLast Updated: 2003-10-10

Alternate Designations
 2000 SB150 = 1988 LM = 1999 NT58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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