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26250 Shaneludwig (1998 QP51)
Classification: Main-belt Asteroid          SPK-ID: 2026250
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 .07495945610435262 2.8964e-08  
a 2.347872260559396 7.013e-09 au
q 2.171877032905366 6.81e-08 au
i 2.605178884749439 3.4606e-06 deg
node 268.4782467593661 7.2242e-05 deg
peri 26.40164548611573 7.6271e-05 deg
M 117.2910667598981 2.458e-05 deg
tp 2458772.373057338533
(2019-Oct-15.87305734)
8.9412e-05 TDB
period 1314.044655025883
3.60
5.8875e-06
1.612e-08
d
yr
n .273963292360798 1.2275e-09 deg/d
Q 2.523867488213425 7.5387e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1490  
   data-arc span      9688 days (26.52 yr)  
   first obs. used      1994-07-08  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52322  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:18:26  

Additional Information
 Earth MOID = 1.15421 au 
 Jupiter MOID = 2.58898 au 
 T_jup = 3.555 
[ 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 15.09   n/a E2021B10  
diameter diameter 2.466 km 0.304 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.349   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26250 Shaneludwig           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Shane Ludwig mentored a finalist in the 2010 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the Woodcrest Christian School, Riverside, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100228/MPCPages.arcLast Updated: 2010-10-29

[ show close-approach data ]
Alternate Designations
 1998 QP51 = 1994 NZ8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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