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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07726020066779841 5.8418e-08  
a 2.787340158702198 2.3297e-08 AU
q 2.571989698711453 1.6162e-07 AU
i 4.701602646562819 6.0703e-06 deg
node 163.4515494220167 6.5738e-05 deg
peri 233.9367855027369 7.5885e-05 deg
M 283.4799977410907 3.9653e-05 deg
tp 2457361.789931066336
(2015-Dec-05.28993107)
0.00018946 JED
period 1699.743483328735
4.65
2.131e-05
5.834e-08
d
yr
n .2117966643384242 2.6553e-09 deg/d
Q 3.002690618692943 2.5097e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1191  
   data-arc span      16217 days (44.40 yr)  
   first obs. used      1971-03-25  
   last obs. used      2015-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5204  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:30:59  

Additional Information
 Earth MOID = 1.58176 AU 
 T_jup = 3.321 
[ 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 13.4 mag n/a MPO266015  

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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