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 ]  
441711 (2009 BW)
Classification: Main-belt Asteroid          SPK-ID: 2441711
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2097430810687345 4.8176e-08  
a 2.424530042453341 2.4134e-08 au
q 1.916001641205468 1.16e-07 au
i 11.61224451257287 7.9188e-06 deg
node 329.9243303605178 2.6226e-05 deg
peri 87.51965346676576 3.5593e-05 deg
M 294.7450355433886 1.9532e-05 deg
tp 2458850.448674690784
(2020-Jan-01.94867469)
7.3202e-05 TDB
period 1378.92225730215
3.78
2.0589e-05
5.637e-08
d
yr
n .2610734565299838 3.8981e-09 deg/d
Q 2.933058443701214 2.9196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      3966 days (10.86 yr)  
   first obs. used      2008-12-21  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54555  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:59:04  

Additional Information
 Earth MOID = .968271 au 
 Jupiter MOID = 2.52364 au 
 T_jup = 3.454 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO349182  

441711 (2009 BW)          Discovered 2008-Dec-21 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2009 BW = 2013 CQ15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin