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10658 Gretadevries (2281 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2010658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07633667882530361 1.9162e-08  
a 2.786804142962648 9.6376e-09 au
q 2.574068770152283 5.423e-08 au
i 4.698508078168848 7.5186e-07 deg
node 163.2910682531839 5.8349e-06 deg
peri 236.3816098208138 1.3126e-05 deg
M 27.04917871443071 9.9849e-06 deg
tp 2459072.823878709080
(2020-Aug-11.32387871)
4.7151e-05 TDB
period 1699.253206538569
4.65
8.8148e-06
2.413e-08
d
yr
n .2118577729409327 1.099e-09 deg/d
Q 2.999539515773014 1.0373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2509  
   data-arc span      18253 days (49.97 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48628  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:15:13  

Additional Information
 Earth MOID = 1.58385 au 
 Jupiter MOID = 2.3174 au 
 T_jup = 3.322 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.53   n/a MPCxxxxx  
diameter diameter 11.466 km 0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

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Alternate Designations
 2281 T-1 = 1983 XV1 = 1995 KM2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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