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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1244140281613238 5.8978e-08  
a 2.811008386084284 2.0633e-08 au
q 2.461279509576276 1.6458e-07 au
i 4.273063240549217 6.2243e-06 deg
node 39.55771756148832 6.4341e-05 deg
peri 172.445247887666 6.7181e-05 deg
M 293.4762675664969 2.1402e-05 deg
tp 2457718.601521277211
(2016-Nov-26.10152128)
0.00010386 JED
period 1721.439003355176
4.71
1.8953e-05
5.189e-08
d
yr
n .2091273633851336 2.3025e-09 deg/d
Q 3.160737262592292 2.32e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1328  
   data-arc span      14298 days (39.15 yr)  
   first obs. used      1976-10-22  
   last obs. used      2015-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51966  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:19:10  

Additional Information
 Earth MOID = 1.45493 au 
 Jupiter MOID = 1.80228 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 MPO332932  

11940 (1993 GR)          Discovered 1993-Apr-15 by Ueda, S., Kaneda, H. at Kushiro
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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