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 ]  
312408 (2008 FN71)
Classification: Main-belt Asteroid          SPK-ID: 2312408
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1416679294293987 1.0432e-07  
a 3.114140831183688 8.4622e-08 au
q 2.672966947678348 3.4922e-07 au
i 10.20041703556012 1.1135e-05 deg
node 169.3346641667221 5.199e-05 deg
peri 179.6382679110903 6.457e-05 deg
M 188.3175217161273 3.4372e-05 deg
tp 2459557.758592157562
(2021-Dec-09.25859216)
0.00018882 TDB
period 2007.270029076079
5.50
8.1817e-05
2.24e-07
d
yr
n .1793480671684733 7.3103e-09 deg/d
Q 3.555314714689028 9.6611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      4925 days (13.48 yr)  
   first obs. used      2005-10-03  
   last obs. used      2019-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64718  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:45:50  

Additional Information
 Earth MOID = 1.66577 au 
 Jupiter MOID = 1.87778 au 
 T_jup = 3.178 
[ 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 16.0   n/a MPO434003  

312408 (2008 FN71)          Discovered 2008-Mar-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2008 FN71 = 2011 WB103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-11 22:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin