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 ]  
441732 (2009 BZ74)
Classification: Main-belt Asteroid          SPK-ID: 2441732
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409241868724108 1.2636e-07  
a 2.550294082191186 4.2326e-08 au
q 2.190895962372872 3.2929e-07 au
i 8.931324364624713 1.0105e-05 deg
node 352.9862281381523 7.3716e-05 deg
peri 86.67344842660619 8.6725e-05 deg
M 219.1328117243747 5.2013e-05 deg
tp 2459182.591378569674
(2020-Nov-29.09137857)
0.00022218 TDB
period 1487.591957007508
4.07
3.7033e-05
1.014e-07
d
yr
n .2420018462080076 6.0246e-09 deg/d
Q 2.9096922020095 4.8291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      5307 days (14.53 yr)  
   first obs. used      2005-02-11  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47679  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:22  

Additional Information
 Earth MOID = 1.22775 au 
 Jupiter MOID = 2.35702 au 
 T_jup = 3.410 
[ 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 16.7   n/a MPO456092  

441732 (2009 BZ74)          Discovered 2008-Dec-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
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