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(2019 WB5)
Classification: Apollo [NEO]          SPK-ID: 3893729
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458815.5 (2019-Nov-28.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7283872342681822 0.006308  
a 2.153100900414936 0.042912 au
q .5848096904613679 0.0019264 au
i 8.879389056133959 0.055524 deg
node 91.34873000537441 0.051157 deg
peri 69.48790331147133 0.059127 deg
M 343.7142541665704 0.54718 deg
tp 2458867.703563849815
(2020-Jan-19.20356385)
0.19334 TDB
period 1153.971281275712
3.16
34.498
0.09445
d
yr
n .3119661692117858 0.0093263 deg/d
Q 3.721392110368504 0.074168 au
  Orbit Determination Parameters
   # obs. used (total)      11  
   data-arc span      3 days  
   first obs. used      2019-11-27  
   last obs. used      2019-11-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .69935  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:09:26  

Additional Information
 Earth MOID = .0469283 au 
 Jupiter MOID = 1.37882 au 
 T_jup = 3.288 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 3.979073019094955E-5 -1.215175344511132E-5 -.001219553475939819 .000319081308651676 -.0003692746719928213 .0003500250321393453
q -1.215175344511132E-5 3.711157683260178E-6 .0003724440955186879 -9.737351567027585E-5 .0001126925469926782 -.0001069129819803617
tp -.001219553475939819 .0003724440955186879 .03737845188294136 -.009776952258070022 .01131517994647715 -.01072864791924641
node .000319081308651676 -9.737351567027585E-5 -.009776952258070022 .002617000085595637 -.003024430007661838 .002791943362855832
peri -.0003692746719928213 .0001126925469926782 .01131517994647715 -.003024430007661838 .003496058959245068 -.00323220101052407
i .0003500250321393453 -.0001069129819803617 -.01072864791924641 .002791943362855832 -.00323220101052407 .003082863211988457

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.2   .30039 E2019X06 autocmod 2.8

[ 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
2019-Dec-06 03:02 00:04 Earth 0.0478309373307765 0.0465747009509751 0.0490871592131039 22.0498050381767 22.0472785132154 2458823.626721820 3.62359689530459 62629.3017731985 91.1860612536954 0.124968744370786 114.926855980338 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:09:26 2021-Apr-15 22:09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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