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 ]  
146958 (2002 FA39)
Classification: Main-belt Asteroid          SPK-ID: 2146958
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02653484282452181 4.6398e-08  
a 3.126235861078625 3.1215e-08 au
q 3.04328168387252 1.4436e-07 au
i 15.2083983882201 4.9622e-06 deg
node 90.18639729376062 2.0839e-05 deg
peri 330.3205890411995 0.00010237 deg
M 204.5901218884885 0.00010074 deg
tp 2459872.079800882274
(2022-Oct-19.57980088)
0.00056779 TDB
period 2018.975448217516
5.53
3.0239e-05
8.279e-08
d
yr
n .1783082604188336 2.6706e-09 deg/d
Q 3.20919003828473 3.2044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      7146 days (19.56 yr)  
   first obs. used      2000-11-27  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57254  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:22:16  

Additional Information
 Earth MOID = 2.06446 au 
 Jupiter MOID = 2.01421 au 
 T_jup = 3.160 
[ 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 14.7   n/a MPO436738  
diameter diameter 6.353 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146958 (2002 FA39)          Discovered 2002-Mar-31 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ 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-Dec-03 23:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin