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 ]  
469386 (2001 SY231)
Classification: Main-belt Asteroid          SPK-ID: 2469386
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1668182771897498 7.3774e-08  
a 2.760503785125227 2.7315e-08 au
q 2.300001299514853 2.1557e-07 au
i 5.007457755655435 7.8547e-06 deg
node 20.50184096828325 8.4506e-05 deg
peri 358.0954241596839 8.9544e-05 deg
M 24.97481905613385 2.6527e-05 deg
tp 2458884.280019835911
(2020-Feb-04.78001984)
0.00012323 TDB
period 1675.255094542764
4.59
2.4865e-05
6.808e-08
d
yr
n .2148926460052083 3.1896e-09 deg/d
Q 3.2210062707356 3.1872e-08 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      6612 days (18.10 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58268  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:58:28  

Additional Information
 Earth MOID = 1.30212 au 
 Jupiter MOID = 2.24173 au 
 T_jup = 3.316 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457605.5 (2016-Aug-05.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1686800441648099 7.4587e-08  
q 2.293925278789847 2.1819e-07 au
tp 2457202.604554059559
(2015-Jun-29.10455406)
0.0001181 TDB
node 20.60010463348885 8.4163e-05 deg
peri 356.9081767834296 8.9018e-05 deg
i 5.022428148716986 7.8716e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      6612 days (18.10 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58268  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:58:28  

Additional Information
 Jupiter MOID = 2.24173 au 
 T_jup = 3.316 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.563224552104655E-15 -1.620662641552591E-14 -7.987762496655374E-13 -2.035082232574969E-14 -1.855164703373336E-13 -1.247788104821724E-14
q -1.620662641552591E-14 4.760530185087095E-14 2.099601661942997E-12 5.52387953600403E-14 5.126000993906793E-13 3.711180525222309E-14
tp -7.987762496655374E-13 2.099601661942997E-12 1.394649539353173E-8 1.316301527510936E-10 3.482331071126718E-9 3.036247012548494E-12
node -2.035082232574969E-14 5.52387953600403E-14 1.316301527510936E-10 7.083330529873713E-9 -7.019533417809279E-9 -1.030701364725916E-10
peri -1.855164703373336E-13 5.126000993906793E-13 3.482331071126718E-9 -7.019533417809279E-9 7.92426195884925E-9 1.034433879689959E-10
i -1.247788104821724E-14 3.711180525222309E-14 3.036247012548494E-12 -1.030701364725916E-10 1.034433879689959E-10 6.196245688360265E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO358041  

469386 (2001 SY231)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-10 00:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin