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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
(2018 BU1)
Classification: Apollo [NEO]          SPK-ID: 3797752
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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4616515461283435 0.00038686  
a 1.591552851370502 0.00099205 au
q .8568100167903362 8.1631e-05 au
i 6.379579053952573 0.0046803 deg
node 303.0172340980695 0.00015183 deg
peri 238.076950348101 0.0020397 deg
M 203.7158476092516 0.18713 deg
tp 2458918.877571174177
(2020-Mar-10.37757117)
0.67889 TDB
period 733.3816248760522
2.01
0.6857
0.001877
d
yr
n .4908767656414122 0.00045896 deg/d
Q 2.326295685950668 0.00145 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      16 days  
   first obs. used      2018-01-09  
   last obs. used      2018-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38636  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-27 14:00:57  

Additional Information
 Earth MOID = .00749334 au 
 Jupiter MOID = 2.6642 au 
 T_jup = 4.244 
[ 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 24.7   n/a MPO438050  

[ 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 2020-Jan-24 13:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin