Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
(2018 XB5)
Classification: Apollo [NEO]          SPK-ID: 3836914
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3104128259008873 0.0003602  
a 1.41247391006565 0.00074844 au
q .9740238921308961 7.3645e-06 au
i 25.88092580990047 0.015292 deg
node 263.0870554130943 1.0818e-05 deg
peri 151.3931321724446 0.0097072 deg
M 84.71007590036915 0.36025 deg
tp 2459056.221489874118
(2020-Jul-25.72148987)
0.4989 TDB
period 613.1533125576035
1.68
0.48735
0.001334
d
yr
n .5871288511813745 0.00046666 deg/d
Q 1.850923928000405 0.00098077 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      14 days  
   first obs. used      2018-12-14  
   last obs. used      2018-12-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .44849  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:56:08  

Additional Information
 Earth MOID = .0180681 au 
 Jupiter MOID = 3.51069 au 
 T_jup = 4.575 
[ show covariance matrix ]

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   .51604 E2018Y90 autocmod 2.6q

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-18 10:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin