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 ]  
379325 (2009 WM42)
Classification: Main-belt Asteroid          SPK-ID: 2379325
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04132346623867417 6.9057e-08  
a 2.705363710805098 3.9346e-08 au
q 2.593568704838309 2.0603e-07 au
i 6.746263601005509 5.5609e-06 deg
node 57.59141462896351 6.4223e-05 deg
peri 325.020226806987 0.00010521 deg
M 180.0413259594576 8.8043e-05 deg
tp 2459812.969751354743
(2022-Aug-21.46975135)
0.00040575 TDB
period 1625.312656070212
4.45
3.5457e-05
9.708e-08
d
yr
n .2214958449104997 4.832e-09 deg/d
Q 2.817158716771886 4.0972e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      4762 days (13.04 yr)  
   first obs. used      2007-04-14  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:28:43  

Additional Information
 Earth MOID = 1.60076 au 
 Jupiter MOID = 2.36919 au 
 T_jup = 3.354 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO418928  

379325 (2009 WM42)          Discovered 2009-Nov-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-13 09:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin