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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1242580300773831 6.7948e-08  
a 2.809867966281257 2.5279e-08 AU
q 2.460719308013605 1.8376e-07 AU
i 4.273216601886006 6.8423e-06 deg
node 39.56987300099176 7.6152e-05 deg
peri 172.7224569467365 7.9475e-05 deg
M 167.6083255358133 2.2235e-05 deg
tp 2455999.522377143663
(2012-Mar-13.02237714)
0.00010515 JED
period 1720.391533693046
4.71
2.3216e-05
6.356e-08
d
yr
n .2092546917080048 2.8238e-09 deg/d
Q 3.159016624548909 2.842e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1038  
   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      .53728  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:14:06  

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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