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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 ]

[ show orbit diagram ]
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1911-Dec-29 17:15 00:01 Hygie 0.04722552909087 0.0471977335744175 0.0472533321820391 3.00710503974732 3.0071047676796 2419400.218849328 1.19610186023376 1673.77055397815 83.2525342360924 -34.3391723491334 47843.2039913619 T 14 CATAB v2.0f-lin.ifort 2020-May-20 22:36:08 2020-May-20 22:36
2176-Sep-17 00:36 00:46 Thisb 0.0385733700064071 0.0385280482890209 0.0386187006663749 1.8938597873521 1.89385969401821 2516087.525243614 46.0237528173567 2434.05380107001 82.4285151988209 -22.2301469577375 26509.6838650736 T 14 CATAB v2.0f-lin.ifort 2020-May-20 22:36:08 2020-May-20 22:36
2183-Jan-13 16:00 00:04 Hygie 0.0262041124907963 0.0261647938798757 0.0262434964729281 2.63038754797015 2.63038698742155 2518397.166665191 3.53818730363995 2835.79405949892 86.0877623609294 -46.4999509630728 32907.0777782632 T 14 CATAB v2.0f-lin.ifort 2020-May-20 22:36:08 2020-May-20 22:36

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