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 ]  
118297 (1998 SY129)
Classification: Main-belt Asteroid          SPK-ID: 2118297
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1404713388531595 4.6165e-08  
a 2.294857720668576 7.6317e-09 au
q 1.972495984168751 1.0535e-07 au
i 7.805420915841539 5.4831e-06 deg
node 20.33246896465247 2.7335e-05 deg
peri 343.7205284072584 3.1879e-05 deg
M 149.5245027481717 1.6627e-05 deg
tp 2458673.097796300748
(2019-Jul-08.59779630)
5.7827e-05 TDB
period 1269.790501503958
3.48
6.3342e-06
1.734e-08
d
yr
n .2835113348017732 1.4143e-09 deg/d
Q 2.617219457168401 8.7037e-09 au
  Orbit Determination Parameters
   # obs. used (total)      695  
   data-arc span      10754 days (29.44 yr)  
   first obs. used      1991-10-05  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54949  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:56:36  

Additional Information
 Earth MOID = .970648 au 
 Jupiter MOID = 2.84154 au 
 T_jup = 3.570 
[ 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 MPO532504  

118297 (1998 SY129)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-23 07:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin