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 ]  
65939 (1998 FK79)
Classification: Main-belt Asteroid          SPK-ID: 2065939
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215682012982819 3.8395e-08  
a 2.629911073776773 1.6683e-08 au
q 2.310197514963297 1.0022e-07 au
i 12.13150271895132 6.0083e-06 deg
node 175.1180385308045 2.166e-05 deg
peri 102.4686042453464 3.4606e-05 deg
M 273.9205486421055 2.7723e-05 deg
tp 2458972.983476483428
(2020-May-03.48347648)
0.00012135 TDB
period 1557.793984728226
4.27
1.4823e-05
4.058e-08
d
yr
n .2310960265152172 2.199e-09 deg/d
Q 2.949624632590249 1.8711e-08 au
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      7688 days (21.05 yr)  
   first obs. used      1998-03-24  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60917  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:32:55  

Additional Information
 Earth MOID = 1.33042 au 
 Jupiter MOID = 2.25284 au 
 T_jup = 3.358 
[ 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 15.0   n/a MPO436241  
diameter diameter 5.395 km 0.924 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65939 (1998 FK79)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FK79 = 1999 RZ17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-20 18:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin