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 ]  
118261 (1998 FF79)
Classification: Main-belt Asteroid          SPK-ID: 2118261
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1934912448037962 4.112e-08  
a 2.624385315611683 1.0944e-08 au
q 2.116589734049175 1.0722e-07 au
i 4.72265109783633 4.0008e-06 deg
node 121.0267415304134 6.6853e-05 deg
peri 25.02004711292217 6.8173e-05 deg
M 115.8834361572571 1.336e-05 deg
tp 2458500.628140046171
(2019-Jan-17.12814005)
5.6555e-05 TDB
period 1552.886896960632
4.25
9.7138e-06
2.659e-08
d
yr
n .2318262847761839 1.4502e-09 deg/d
Q 3.132180897174191 1.3062e-08 au
  Orbit Determination Parameters
   # obs. used (total)      767  
   data-arc span      7715 days (21.12 yr)  
   first obs. used      1998-03-24  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54313  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:55:33  

Additional Information
 Earth MOID = 1.12985 au 
 Jupiter MOID = 1.88251 au 
 T_jup = 3.371 
[ 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 15.3   n/a MPO436568  
diameter diameter 5.076 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118261 (1998 FF79)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1998 FF79 = 2000 SZ255 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-30 16:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin