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JPL Small-Body Database Browser
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22929 Seanwahl (1999 TL126)
Classification: Main-belt Asteroid          SPK-ID: 2022929
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03686291408038571 5.3719e-08  
a 2.546794905987487 1.0216e-08 au
q 2.452912624187707 1.4049e-07 au
i 4.960039798319572 5.5893e-06 deg
node 184.152130158646 3.4448e-05 deg
peri 133.5598406076666 0.00010276 deg
M 80.67990623843669 9.1462e-05 deg
tp 2458667.800406890129
(2019-Jul-03.30040689)
0.00037782 TDB
period 1484.531392061695
4.06
8.9324e-06
2.446e-08
d
yr
n .242500766184565 1.4591e-09 deg/d
Q 2.640677187787269 1.0593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1208  
   data-arc span      9769 days (26.75 yr)  
   first obs. used      1993-02-26  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50086  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:01:18  

Additional Information
 Earth MOID = 1.44308 au 
 Jupiter MOID = 2.44951 au 
 T_jup = 3.436 
[ 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 MPO492988  
diameter diameter 3.240 km 0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.153   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22929 Seanwahl           Discovered 1999 Oct. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Sean Matthew Wahl (b. 1989) is a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors, for his earth and planetary science project. He attends the Troy High School, Fullerton, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070303/MPCPages.arcLast Updated: 2010-04-12

[ show close-approach data ]
Alternate Designations
 1999 TL126 = 1995 SP20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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