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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1073985552373577 4.5403e-08  
a 2.230778833748777 1.1825e-08 AU
q 1.991196409950081 1.0498e-07 AU
i 3.247427220297185 5.6244e-06 deg
node 328.0100766753789 8.387e-05 deg
peri 280.8301521699075 8.9803e-05 deg
M 8.836734504545817 3.5052e-05 deg
tp 2456970.627435616794
(2014-Nov-09.12743562)
0.00011845 JED
period 1216.979323348702
3.33
9.6762e-06
2.649e-08
d
yr
n .2958143931397336 2.352e-09 deg/d
Q 2.470361257547474 1.3095e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1236  
   data-arc span      11070 days (30.31 yr)  
   first obs. used      1984-02-28  
   last obs. used      2014-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51587  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:25:22  

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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