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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1098300464063059 4.1946e-08  
a 2.331200984651824 1.3648e-08 AU
q 2.075165072325088 9.7443e-08 AU
i 3.275762472122809 7.2553e-06 deg
node 312.512954656432 7.9616e-05 deg
peri 271.9848290417182 8.7197e-05 deg
M 206.376791658595 3.6155e-05 deg
tp 2457555.281964122433
(2016-Jun-15.78196412)
0.00013155 JED
period 1300.073792497709
3.56
1.1417e-05
3.126e-08
d
yr
n .2769073587033594 2.4317e-09 deg/d
Q 2.58723689697856 1.5147e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      970  
   data-arc span      19392 days (53.09 yr)  
   first obs. used      1960-09-24  
   last obs. used      2013-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52187  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:11:13  

Additional Information
 Earth MOID = 1.07069 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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