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

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2458815.5 (2019-Nov-28.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7281623495687057 0.0063041  
a 2.151571874721385 0.042812 au
q .5848782431583163 0.0019258 au
i 8.877403592297552 0.055501 deg
node 91.34695745869753 0.051124 deg
peri 69.48997945641793 0.059089 deg
M 343.6947363497117 0.54702 deg
tp 2458867.710462399099
(2020-Jan-19.21046240)		 0.19327 TDB
period 1152.742259604207
3.16		 34.406
0.0942		 d
yr
n .3122987788472382 0.0093212 deg/d
Q 3.718265506284453 0.073986 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .70029  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-30 21:12:04  

Additional Information
 Earth MOID = .0469137 au 
 Jupiter MOID = 1.38155 au 
 T_jup = 3.289 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 3.974124801929241E-5 -1.214011269846064E-5 -.001218415987098231 .0003186733874903386 -.0003688000966116781 .0003496671818255726
q -1.214011269846064E-5 3.70866289919933E-6 .0003722031205940866 -9.727678571474176E-5 .0001125798381675169 -.0001068342273779211
tp -.001218415987098231 .0003722031205940866 .03735521136131943 -.00976749160088685 .01130415467300526 -.01072101503140521
node .0003186733874903386 -9.727678571474176E-5 -.00976749160088685 .002613621667996591 -.003020503922203674 .002788983251396527
peri -.0003688000966116781 .0001125798381675169 .01130415467300526 -.003020503922203674 .003491496053476321 -.003228752248431486
i .0003496671818255726 -.0001068342273779211 -.01072101503140521 .002788983251396527 -.003228752248431486 .003080393992069446

[ 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 0.0478160438374109 0.0465605637304316 0.0490715094465951 22.0431411981552 22.0406131220836 2458823.626700039 3.62341244421767 62591.5851888039 91.157652003153 0.12499854418318 114.940035967397 T 1 CATAB v2.0f-lin.ifort 2019-Nov-30 21:12:06 2019-Nov-30 21:12
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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