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118236 (1997 EO26)
Classification: Main-belt Asteroid          SPK-ID: 2118236
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306769372741526 4.8561e-08  
a 3.149001003384714 2.7913e-08 au
q 2.737499196789166 1.6682e-07 au
i 5.228819236458338 6.7948e-06 deg
node 357.5960688652023 6.4153e-05 deg
peri 310.0035600967996 7.1209e-05 deg
M 294.61318129375 2.9864e-05 deg
tp 2459371.219416247693
(2021-Jun-05.71941625)
0.00016957 TDB
period 2041.068712162514
5.59
2.7139e-05
7.43e-08
d
yr
n .176378187493051 2.3452e-09 deg/d
Q 3.560502809980263 3.1561e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      8512 days (23.30 yr)  
   first obs. used      1997-03-04  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54186  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:12:57  

Additional Information
 Earth MOID = 1.72672 au 
 Jupiter MOID = 1.72303 au 
 T_jup = 3.188 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO469223  
diameter diameter 5.133 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118236 (1997 EO26)          Discovered 1997-Mar-04 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1997 EO26 = 1999 TO167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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