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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1994215092340665 3.8958e-08  
a 2.447274574498533 9.9537e-09 au
q 1.959235385341878 9.7378e-08 au
i 2.63226165182159 4.3455e-06 deg
node 276.0465611586164 9.6406e-05 deg
peri 34.86754253347083 9.7098e-05 deg
M 336.6720818889253 1.4881e-05 deg
tp 2459091.114136353071
(2020-Aug-29.61413635)
5.8152e-05 TDB
period 1398.371210486166
3.83
8.5313e-06
2.336e-08
d
yr
n .2574423710245295 1.5706e-09 deg/d
Q 2.935313763655188 1.1939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1092  
   data-arc span      15319 days (41.94 yr)  
   first obs. used      1978-07-09  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5484  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:25:39  

Additional Information
 Earth MOID = .945533 au 
 Jupiter MOID = 2.33602 au 
 T_jup = 3.469 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456251.5 (2012-Nov-20.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1988118655315254 3.8966e-08  
q 1.960130401277426 9.7374e-08 au
tp 2456291.936958345138
(2012-Dec-30.43695835)
4.9113e-05 TDB
node 276.2025371702759 9.6052e-05 deg
peri 34.11435442405415 9.6761e-05 deg
i 2.637886756811433 4.3518e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1092  
   data-arc span      15319 days (41.94 yr)  
   first obs. used      1978-07-09  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5484  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:25:39  

Additional Information
 Jupiter MOID = 2.33602 au 
 T_jup = 3.469 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.518311298622926E-15 -3.781631115276689E-15 -8.546050842406387E-14 7.775897738805161E-16 -1.334004576682088E-14 1.808558731689187E-18
q -3.781631115276689E-15 9.481747113661295E-15 3.810278755993582E-13 -4.245776219554829E-15 7.185385628883591E-14 9.03537788024123E-17
tp -8.546050842406387E-14 3.810278755993582E-13 2.412082988385734E-9 -7.537306027976681E-12 5.953708279390629E-10 -2.351539674697569E-13
node 7.775897738805161E-16 -4.245776219554829E-15 -7.537306027976681E-12 9.226010640404424E-9 -9.217499866843836E-9 2.87257202240626E-11
peri -1.334004576682088E-14 7.185385628883591E-14 5.953708279390629E-10 -9.217499866843836E-9 9.362754815930457E-9 -2.87559062375776E-11
i 1.808558731689187E-18 9.03537788024123E-17 -2.351539674697569E-13 2.87257202240626E-11 -2.87559062375776E-11 1.893845301370258E-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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