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11940 (1993 GR)
Classification: Main-belt Asteroid          SPK-ID: 2011940
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240025786247809 7.7097e-08  
a 2.810914568631087 2.5019e-08 AU
q 2.462353913826868 2.1504e-07 AU
i 4.272719548497284 8.0134e-06 deg
node 39.57875792190345 7.9518e-05 deg
peri 172.8511068882456 8.3398e-05 deg
M 83.79112709752654 2.3354e-05 deg
tp 2455999.849740843035
(2012-Mar-13.34974084)		 0.00011142 JED
period 1721.352824489757
4.71		 2.2981e-05
6.292e-08		 d
yr
n .2091378332659437 2.7922e-09 deg/d
Q 3.159475223435305 2.8121e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      985  
   data-arc span      13326 days (36.48 yr)  
   first obs. used      1976-10-22  
   last obs. used      2013-04-17  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .56223  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 13:46:40  

Additional Information
 Earth MOID = 1.45656 AU 
 T_jup = 3.306 
[ 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 PDS3 (MPC 36256)  

11940 (1993 GR)          Discovered 1993-Apr-15 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1993 GR = 1976 UY11 = 1981 UW3 = 1983 CV = 1986 XW3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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