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 ]  
347952 (2003 PK4)
Classification: Main-belt Asteroid          SPK-ID: 2347952
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1677036457196595 4.8306e-08  
a 2.579983910505685 2.6761e-08 au
q 2.147311202815817 1.3601e-07 au
i 7.036997657027384 7.8287e-06 deg
node 91.08675742442662 5.3295e-05 deg
peri 223.5885958373545 6.2277e-05 deg
M 19.52659529287837 3.5466e-05 deg
tp 2458918.399094376577
(2020-Mar-09.89909438)
0.00014843 TDB
period 1513.644625758797
4.14
2.355e-05
6.448e-08
d
yr
n .2378365396167745 3.7004e-09 deg/d
Q 3.012656618195551 3.1248e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      7233 days (19.80 yr)  
   first obs. used      1999-09-13  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53585  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:34:01  

Additional Information
 Earth MOID = 1.13959 au 
 Jupiter MOID = 2.26848 au 
 T_jup = 3.395 
[ 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 16.4   n/a MPO476611  

347952 (2003 PK4)          Discovered 2003-Aug-02 by Broughton, J. at Reedy Creek
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-19 17:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin