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 ]  
35539 (1998 FJ91)
Classification: Main-belt Asteroid          SPK-ID: 2035539
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2189908875952552 3.2351e-08  
a 2.637614284349935 1.3544e-08 au
q 2.060000791086219 8.529e-08 au
i 13.719565566759 3.9148e-06 deg
node 133.92998728664 1.5744e-05 deg
peri 193.2675175088072 1.7999e-05 deg
M 191.5796604611016 1.001e-05 deg
tp 2459332.493785264232
(2021-Apr-27.99378526)
4.5807e-05 TDB
period 1564.643340683098
4.28
1.2052e-05
3.3e-08
d
yr
n .2300843844980223 1.7723e-09 deg/d
Q 3.215227777613651 1.6511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1925  
   data-arc span      14827 days (40.59 yr)  
   first obs. used      1978-10-03  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46588  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:54:40  

Additional Information
 Earth MOID = 1.04927 au 
 Jupiter MOID = 2.13376 au 
 T_jup = 3.322 
[ 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 13.0   n/a MPO385040  
diameter diameter 5.877 km 0.327 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.388   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35539 (1998 FJ91)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FJ91 = 1978 TJ = 1999 ND46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-22 07:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin