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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1242580161325442 6.8121e-08  
a 2.809867974771517 2.3629e-08 AU
q 2.460719354632038 1.8551e-07 AU
i 4.273210451295777 6.9442e-06 deg
node 39.56987261614687 7.8898e-05 deg
peri 172.7224439603968 8.2349e-05 deg
M 167.6083389106412 2.3139e-05 deg
tp 2455999.522309596826
(2012-Mar-13.02230960)
0.00010925 JED
period 1720.391541490515
4.71
2.1701e-05
5.941e-08
d
yr
n .209254690759583 2.6396e-09 deg/d
Q 3.159016594910995 2.6565e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1035  
   data-arc span      13587 days (37.20 yr)  
   first obs. used      1976-10-22  
   last obs. used      2014-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56072  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 02:40:24  

Additional Information
 Earth MOID = 1.45507 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 13.3 mag n/a MPO267754  

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

[ show close-approach data ]
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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