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JPL Small-Body Database Browser
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26082 (1981 EB11)
Classification: Main-belt Asteroid          SPK-ID: 2026082
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1991974558393849 3.8968e-08  
a 2.446177445641385 1.1535e-08 au
q 1.958905121937936 9.7275e-08 au
i 2.632379449996958 4.3477e-06 deg
node 276.0468843999777 9.9202e-05 deg
peri 34.98789809688267 0.00010006 deg
M 233.5196418263978 1.7291e-05 deg
tp 2459091.465470339881
(2020-Aug-29.96547034)
6.9614e-05 TDB
period 1397.430967737774
3.83
9.8842e-06
2.706e-08
d
yr
n .257615587682864 1.8222e-09 deg/d
Q 2.933449769344834 1.3832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1043  
   data-arc span      14880 days (40.74 yr)  
   first obs. used      1978-07-09  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55195  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 00:55:38  

Additional Information
 Earth MOID = .944402 au 
 Jupiter MOID = 2.33607 au 
 T_jup = 3.470 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456188.5 (2012-Sep-18.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .198869162253291 3.8972e-08  
q 1.960122772467829 9.7438e-08 au
tp 2456291.933349227206
(2012-Dec-30.43334923)
5.6655e-05 TDB
node 276.2024325235183 9.883e-05 deg
peri 34.1138391755814 9.9703e-05 deg
i 2.637822639017099 4.3539e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1043  
   data-arc span      14880 days (40.74 yr)  
   first obs. used      1978-07-09  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55195  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 00:55:38  

Additional Information
 Jupiter MOID = 2.33607 au 
 T_jup = 3.470 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.518786190404569E-15 -3.780149184469475E-15 -6.8268998531881E-14 3.031039447482642E-15 -1.193199958842164E-14 1.582074055150776E-17
q -3.780149184469475E-15 9.494225896892166E-15 4.728593835472339E-13 -1.03333165045218E-14 9.750514096580398E-14 6.786356026882237E-17
tp -6.8268998531881E-14 4.728593835472339E-13 3.209767148604211E-9 -1.068773659432728E-11 7.683559099237698E-10 -1.546231586611932E-13
node 3.031039447482642E-15 -1.03333165045218E-14 -1.068773659432728E-11 9.767440656953012E-9 -9.759068657672032E-9 3.094599291172724E-11
peri -1.193199958842164E-14 9.750514096580398E-14 7.683559099237698E-10 -9.759068657672032E-9 9.940616365413471E-9 -3.095690667124906E-11
i 1.582074055150776E-17 6.786356026882237E-17 -1.546231586611932E-13 3.094599291172724E-11 -3.095690667124906E-11 1.895605771174884E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO319408  
diameter diameter 2.552 km 0.497 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.226   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26082 (1981 EB11)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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