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11765 Alfredfowler (9057 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2011765
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1092140479341833 4.0013e-08  
a 2.331547994356733 1.064e-08 au
q 2.076910199940207 9.4895e-08 au
i 3.273889929687918 5.253e-06 deg
node 312.4960463811232 7.5422e-05 deg
peri 271.7473302802258 7.9561e-05 deg
M 12.68391247993487 2.4181e-05 deg
tp 2457554.684154836182
(2016-Jun-15.18415484)
8.7359e-05 JED
period 1300.364086007879
3.56
8.9015e-06
2.437e-08
d
yr
n .2768455418552823 1.8951e-09 deg/d
Q 2.586185788773257 1.1802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1263  
   data-arc span      20293 days (55.56 yr)  
   first obs. used      1960-09-24  
   last obs. used      2016-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50575  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:12:42  

Additional Information
 Earth MOID = 1.07068 au 
 Jupiter MOID = 2.40362 au 
 T_jup = 3.560 
[ 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 14.2 mag n/a MPO267754  

11765 Alfredfowler           Discovered 1960 Oct. 17 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Alfred Fowler (1868-1940) was a British astrophysicist who measured spectral lines in the laboratory, the earth's atmosphere, comets and stars. He was the first general secretary of the International Astronomical Union.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071124/MPCPages.arcLast Updated: 2007-11-26

[ show close-approach data ]
Alternate Designations
 9057 P-L = 1978 UG6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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