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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2422032794879498 8.5434e-08  
a 2.331614454899404 1.3419e-08 AU
q 1.766889787421259 1.975e-07 AU
i 4.12322927469406 6.0744e-06 deg
node 296.0436745200524 9.9323e-05 deg
peri 49.55205772425349 9.968e-05 deg
M 181.7476170511741 1.3192e-05 deg
tp 2457444.396966547059
(2016-Feb-25.89696655)
4.9863e-05 JED
period 1300.419686526655
3.56
1.1226e-05
3.074e-08
d
yr
n .2768337050952673 2.3899e-09 deg/d
Q 2.896339122377547 1.6669e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      9714 days (26.60 yr)  
   first obs. used      1987-08-28  
   last obs. used      2014-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5801  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:04:45  

Additional Information
 Earth MOID = .761548 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 14.4 mag n/a MPO256967  

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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