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136398 (2004 XC158)
Classification: Main-belt Asteroid          SPK-ID: 2136398
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04980508563264562 4.4163e-08  
a 2.783459792865766 1.9315e-08 au
q 2.64482933952706 1.2502e-07 au
i .787233241062014 3.99e-06 deg
node 275.6108720482922 0.00046894 deg
peri 158.1037584384197 0.00047391 deg
M 139.8076210555436 6.8597e-05 deg
tp 2458341.774917653548
(2018-Aug-11.27491765)
0.00032052 TDB
period 1696.195299328568
4.64
1.7655e-05
4.834e-08
d
yr
n .2122397109239158 2.2091e-09 deg/d
Q 2.922090246204471 2.0277e-08 au
  Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      9331 days (25.55 yr)  
   first obs. used      1994-10-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59993  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:38:18  

Additional Information
 Earth MOID = 1.65961 au 
 Jupiter MOID = 2.20726 au 
 T_jup = 3.330 
[ 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 15.9   n/a MPO469434  

136398 (2004 XC158)          Discovered 2004-Dec-14 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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