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 ]  
100770 (1998 FG31)
Classification: Main-belt Asteroid          SPK-ID: 2100770
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641217973143131 4.5126e-08  
a 2.291655539664165 7.0915e-09 au
q 1.91554491366918 1.0245e-07 au
i 5.754365045515925 5.0361e-06 deg
node 21.11504389993859 2.9294e-05 deg
peri 207.9282783321559 3.1412e-05 deg
M 101.4751350625839 1.0237e-05 deg
tp 2458643.326217701363
(2019-Jun-08.82621770)
3.6092e-05 TDB
period 1267.13368302695
3.47
5.8817e-06
1.61e-08
d
yr
n .2841057773320539 1.3188e-09 deg/d
Q 2.66776616565915 8.2554e-09 au
  Orbit Determination Parameters
   # obs. used (total)      973  
   data-arc span      8275 days (22.66 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52895  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:19  

Additional Information
 Earth MOID = .908061 au 
 Jupiter MOID = 2.32439 au 
 T_jup = 3.573 
[ 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 16.2   n/a MPO474882  

100770 (1998 FG31)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-24 08:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin