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10658 Gretadevries (2281 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2010658
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07683933662265907 5.751e-08  
a 2.78622140204675 1.5646e-08 au
q 2.572129997829623 1.6072e-07 au
i 4.70205203929691 5.5224e-06 deg
node 163.4521733633632 6.1924e-05 deg
peri 233.9093785857539 7.0219e-05 deg
M 50.60722410231472 3.0987e-05 deg
tp 2457361.701344068609
(2015-Dec-05.20134407)
0.0001461 JED
period 1698.720245186667
4.65
1.4309e-05
3.918e-08
d
yr
n .211924241805007 1.7851e-09 deg/d
Q 3.000312806263878 1.6849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1422  
   data-arc span      16417 days (44.95 yr)  
   first obs. used      1971-03-25  
   last obs. used      2016-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51577  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:08:04  

Additional Information
 Earth MOID = 1.5807 au 
 Jupiter MOID = 2.33326 au 
 T_jup = 3.322 
[ 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 13.5 mag n/a MPO350887  

10658 Gretadevries           Discovered 1971 Mar. 25 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Greta de Vries (1967-2006) was the assistant to the director of the Kapteyn Astronomical Institute in Groningen, when she tragically died while on holiday. She was a beloved key staff member of the institute.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061109/MPCPages.arcLast Updated: 2006-11-13

[ show close-approach data ]
Alternate Designations
 2281 T-1 = 1983 XV1 = 1995 KM2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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