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8335 Sarton (1984 DD1)
Classification: Main-belt Asteroid          SPK-ID: 2008335
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1073985535538508 4.4599e-08  
a 2.23077883416031 1.1659e-08 AU
q 1.991196414072947 1.0291e-07 AU
i 3.247427105220575 5.6184e-06 deg
node 328.0100722417952 8.3307e-05 deg
peri 280.8301571350223 8.9245e-05 deg
M 8.836733666322679 3.4769e-05 deg
tp 2456970.627438442139
(2014-Nov-09.12743844)
0.0001175 JED
period 1216.979323685464
3.33
9.541e-06
2.612e-08
d
yr
n .2958143930578761 2.3192e-09 deg/d
Q 2.470361254247673 1.2912e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1240  
   data-arc span      11406 days (31.23 yr)  
   first obs. used      1984-02-28  
   last obs. used      2015-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51516  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:01:12  

Additional Information
 Earth MOID = .981922 AU 
 T_jup = 3.632 
[ 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 MPO256926  

8335 Sarton           Discovered 1984 Feb. 28 by H. Debehogne at the European Southern Observatory.
Belgian-born mathematician George Alfred Leon Sarton (1884-1956) moved to the U.S. in 1915. Founder of the magazines Isis and Osiris, author of influential books and a professor at Harvard University, he is credited with introducing the history of science as an important field of study in the U.S.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08

[ show close-approach data ]
Alternate Designations
 1984 DD1 = 1985 SV3 = 1997 AN 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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