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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1077284628534583 3.6275e-08  
a 2.230560417523577 9.5964e-09 au
q 1.990265572441994 8.0783e-08 au
i 3.247220009466827 5.3898e-06 deg
node 328.0029448310903 7.569e-05 deg
peri 280.7961907049247 8.199e-05 deg
M 186.3423739829464 3.3781e-05 deg
tp 2458187.463063199892
(2018-Mar-09.96306320)
0.00011451 JED
period 1216.800595507451
3.33
7.8524e-06
2.15e-08
d
yr
n .2958578433715071 1.9093e-09 deg/d
Q 2.47085526260516 1.063e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1451  
   data-arc span      11662 days (31.93 yr)  
   first obs. used      1984-02-28  
   last obs. used      2016-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50987  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:29:21  

Additional Information
 Earth MOID = .979264 au 
 Jupiter MOID = 2.55408 au 
 T_jup = 3.633 
[ 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 14.3 mag n/a MPO358712  

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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