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 ]  
214149 (2005 BW8)
Classification: Main-belt Asteroid          SPK-ID: 2214149
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1301087498917681 5.5997e-08  
a 2.33161044353816 1.8292e-08 au
q 2.028247523494819 1.2686e-07 au
i 3.730786667987501 6.0419e-06 deg
node 350.9327520320011 6.2242e-05 deg
peri 192.1824090175016 6.4347e-05 deg
M 66.20276702176415 1.5558e-05 deg
tp 2458761.357890645970
(2019-Oct-04.85789065)
5.5653e-05 TDB
period 1300.416330621774
3.56
1.5303e-05
4.19e-08
d
yr
n .2768344195030769 3.2577e-09 deg/d
Q 2.634973363581501 2.0672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      6058 days (16.59 yr)  
   first obs. used      2002-05-17  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61923  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 23:35:15  

Additional Information
 Earth MOID = 1.03081 au 
 Jupiter MOID = 2.32617 au 
 T_jup = 3.556 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456862.5 (2014-Jul-24.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304475730373579 5.5927e-08  
q 2.026803082225046 1.2674e-07 au
tp 2457461.186348370682
(2016-Mar-13.68634837)
5.4948e-05 TDB
node 350.9623808084748 6.2228e-05 deg
peri 192.1142310651899 6.4327e-05 deg
i 3.732105002805204 6.0423e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      6058 days (16.59 yr)  
   first obs. used      2002-05-17  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61923  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 23:35:15  

Additional Information
 Jupiter MOID = 2.32617 au 
 T_jup = 3.556 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.127798529725002E-15 -7.036223115507556E-15 -1.036329474035958E-13 5.017055472828906E-15 -6.255317543240532E-14 4.552794540940608E-16
q -7.036223115507556E-15 1.606427344175271E-14 1.486764657723112E-13 -1.46332283747967E-14 8.946612158632153E-14 -7.621841072110655E-16
tp -1.036329474035958E-13 1.486764657723112E-13 3.019279989641425E-9 7.991598585785505E-13 9.004324883916081E-10 5.913425231851166E-13
node 5.017055472828906E-15 -1.46332283747967E-14 7.991598585785505E-13 3.872264004231791E-9 -3.862810289454817E-9 4.563080575226095E-11
peri -6.255317543240532E-14 8.946612158632153E-14 9.004324883916081E-10 -3.862810289454817E-9 4.137967191207241E-9 -4.541183091363921E-11
i 4.552794540940608E-16 -7.621841072110655E-16 5.913425231851166E-13 4.563080575226095E-11 -4.541183091363921E-11 3.650909783410133E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO422834  

214149 (2005 BW8)          Discovered 2005-Jan-16 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2005 BW8 = 2007 TX81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-28 00:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin