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10985 Feast (4017 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2010985
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 .05114149473582273 5.7913e-08  
a 2.192201294379056 1.0514e-08 au
q 2.080088843422705 1.2951e-07 au
i 5.338969182591836 6.7985e-06 deg
node 46.26053284029294 5.0207e-05 deg
peri 214.2822781194734 7.9723e-05 deg
M 97.02261690928556 6.3392e-05 deg
tp 2457280.986247950784
(2015-Sep-15.48624795)
0.00020852 JED
period 1185.547807324801
3.25
8.5291e-06
2.335e-08
d
yr
n .3036570923380502 2.1846e-09 deg/d
Q 2.304313745335406 1.1052e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1181  
   data-arc span      13827 days (37.86 yr)  
   first obs. used      1977-10-07  
   last obs. used      2015-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49965  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:31:47  

Additional Information
 Earth MOID = 1.06731 au 
 Jupiter MOID = 2.70242 au 
 T_jup = 3.664 
[ 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 MPO344390  

10985 Feast           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Michael Feast (b. 1926) has had a distinguished career in stellar studies of the Milky Way and the Magellanic Clouds. As director of the South African Astronomical Observatory he kept research at a high level during the difficult years when South Africa suffered because of its apartheid policies.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

[ show close-approach data ]
Alternate Designations
 4017 T-3 = 1982 BN4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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