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136046 (2002 XW8)
Classification: Main-belt Asteroid          SPK-ID: 2136046
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 .06011195155516577 5.73e-08  
a 3.021948058055339 2.621e-08 au
q 2.840292862787289 1.7529e-07 au
i 4.158619158742407 4.8664e-06 deg
node 278.1883580605331 8.7047e-05 deg
peri 102.6695330981294 9.9111e-05 deg
M 151.6185465127793 4.7954e-05 deg
tp 2458192.374617018238
(2018-Mar-14.87461702)
0.00025202 TDB
period 1918.796509824828
5.25
2.4963e-05
6.834e-08
d
yr
n .1876176020524789 2.4409e-09 deg/d
Q 3.203603253323389 2.7786e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      6830 days (18.70 yr)  
   first obs. used      2001-08-14  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51502  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:36:06  

Additional Information
 Earth MOID = 1.84656 au 
 Jupiter MOID = 2.13328 au 
 T_jup = 3.239 
[ 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 15.3   n/a MPO426846  

136046 (2002 XW8)          Discovered 2002-Dec-02 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2002 XW8 = 2001 PW54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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