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 ]  
39764 (1997 FK3)
Classification: Main-belt Asteroid          SPK-ID: 2039764
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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1129598397730011 4.0415e-08  
a 2.751290274441496 1.58e-08 au
q 2.440504965871568 1.1159e-07 au
i 12.14905514683352 4.7355e-06 deg
node 185.5134499453036 1.8964e-05 deg
peri 202.3948761205147 2.6648e-05 deg
M 186.6124750186403 1.8345e-05 deg
tp 2459803.320387653317
(2022-Aug-11.82038765)
8.6174e-05 TDB
period 1666.875051052636
4.56
1.4359e-05
3.931e-08
d
yr
n .2159729967598106 1.8604e-09 deg/d
Q 3.062075583011424 1.7585e-08 au
  Orbit Determination Parameters
   # obs. used (total)      889  
   data-arc span      10190 days (27.90 yr)  
   first obs. used      1992-03-08  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60996  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:35:16  

Additional Information
 Earth MOID = 1.44799 au 
 Jupiter MOID = 2.4033 au 
 T_jup = 3.304 
[ 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 14.7   n/a MPO431948  

39764 (1997 FK3)          Discovered 1997-Mar-31 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 FK3 = 1999 SQ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-08 22:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin