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 ]  
308325 (2005 NS4)
Classification: Main-belt Asteroid          SPK-ID: 2308325
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162291117200889 4.4055e-08  
a 2.940001337782149 3.0836e-08 au
q 2.598287593835857 1.3724e-07 au
i 11.33898834429595 5.8975e-06 deg
node 123.5125495522172 2.3778e-05 deg
peri 260.4228193496716 3.6074e-05 deg
M 276.9518455666323 3.0341e-05 deg
tp 2459425.263512813390
(2021-Jul-29.76351281)
0.00015847 TDB
period 1841.279504116004
5.04
2.8969e-05
7.931e-08
d
yr
n .1955162153248621 3.076e-09 deg/d
Q 3.281715081728441 3.4421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      6765 days (18.52 yr)  
   first obs. used      2001-12-19  
   last obs. used      2020-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61957  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:01:42  

Additional Information
 Earth MOID = 1.63097 au 
 Jupiter MOID = 2.24046 au 
 T_jup = 3.234 
[ 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 16.0   n/a MPO437365  

308325 (2005 NS4)          Discovered 2005-Jul-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-19 00:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin