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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310035139404457 4.852e-08  
a 3.150460479099806 2.7765e-08 au
q 2.737739085807231 1.6679e-07 au
i 5.22852945698116 6.7937e-06 deg
node 357.5839756934218 6.4147e-05 deg
peri 309.8922023075404 7.118e-05 deg
M 330.0110102789826 2.9834e-05 deg
tp 2459370.644852807981
(2021-Jun-05.14485281)
0.00016937 TDB
period 2042.487845729104
5.59
2.7001e-05
7.392e-08
d
yr
n .1762556388047888 2.33e-09 deg/d
Q 3.563181872392381 3.1402e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54186  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:56:19  

Additional Information
 Earth MOID = 1.72497 au 
 Jupiter MOID = 1.71971 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 15.38   n/a E2021B55  
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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