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13928 Aaronrogers (1987 UT)
Classification: Main-belt Asteroid          SPK-ID: 2013928
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2423827207604399 8.3399e-08  
a 2.331353388020946 1.267e-08 AU
q 1.76627361077836 1.9255e-07 AU
i 4.12313148787934 5.7572e-06 deg
node 296.0407729131577 9.5162e-05 deg
peri 49.54480943458375 9.5531e-05 deg
M 237.1436105819272 1.2028e-05 deg
tp 2457444.216764633259
(2016-Feb-25.71676463)
4.4912e-05 JED
period 1300.201283991786
3.56
1.0599e-05
2.902e-08
d
yr
n .2768802064975304 2.2571e-09 deg/d
Q 2.896433165263533 1.5741e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      9780 days (26.78 yr)  
   first obs. used      1987-08-28  
   last obs. used      2014-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56592  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:53:05  

Additional Information
 Earth MOID = .762625 AU 
 T_jup = 3.527 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO296250  

13928 Aaronrogers           Discovered 1987 Oct. 26 by E. Bowell at the Lowell Observatory's Anderson Mesa Station.
Aaron Rogers (1905-1989) taught mathematics at Emanuel School, London, from 1937 to 1970. His kindness to the discoverer exemplified a caring man of strong character.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040928/MPCPages.arcLast Updated: 2004-09-28

[ show close-approach data ]
Alternate Designations
 1987 UT = 1994 PW1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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