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 ]  
390757 (2003 SY326)
Classification: Main-belt Asteroid          SPK-ID: 2390757
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1917370624050792 3.6782e-07  
a 2.532609405518969 2.2351e-08 au
q 2.047014317885288 9.4715e-07 au
i 6.352689821788559 1.6826e-05 deg
node 10.12633764410193 6.6621e-05 deg
peri 305.6633254975247 0.00011485 deg
M 82.75683791384809 8.252e-05 deg
tp 2458662.083026339723
(2019-Jun-27.58302634)
0.00034109 TDB
period 1472.145548196608
4.03
1.9488e-05
5.336e-08
d
yr
n .244541037699026 3.2372e-09 deg/d
Q 3.018204493152649 2.6636e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      5880 days (16.10 yr)  
   first obs. used      2003-09-18  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57502  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:59:31  

Additional Information
 Earth MOID = 1.04164 au 
 Jupiter MOID = 2.30906 au 
 T_jup = 3.416 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457086.5 (2015-Mar-05.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1926339199942571 3.6995e-07  
q 2.044428508695781 9.547e-07 au
tp 2457191.416368903745
(2015-Jun-17.91636890)
0.00035593 TDB
node 10.16903146335752 6.6554e-05 deg
peri 305.9159594187149 0.00011424 deg
i 6.358079180516391 1.6836e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      5880 days (16.10 yr)  
   first obs. used      2003-09-18  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57502  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:59:31  

Additional Information
 Jupiter MOID = 2.30906 au 
 T_jup = 3.416 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.368626106856271E-13 -3.531749997531169E-13 1.246217060419634E-10 3.206038468792607E-12 3.151032692290195E-11 -1.962193364480714E-12
q -3.531749997531169E-13 9.114563394568233E-13 -3.217582685955945E-10 -8.28038604922697E-12 -8.136768444212589E-11 5.065792290301671E-12
tp 1.246217060419634E-10 -3.217582685955945E-10 1.266886246031947E-7 3.038900764735089E-9 3.310677282495237E-8 -1.843058027432595E-9
node 3.206038468792607E-12 -8.28038604922697E-12 3.038900764735089E-9 4.429460337057331E-9 -3.549405821712918E-9 -8.745429511277556E-10
peri 3.151032692290195E-11 -8.136768444212589E-11 3.310677282495237E-8 -3.549405821712918E-9 1.30499441790359E-8 3.532257536555623E-10
i -1.962193364480714E-12 5.065792290301671E-12 -1.843058027432595E-9 -8.745429511277556E-10 3.532257536555623E-10 2.83434235264224E-10

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 17.9   n/a MPO440686  

390757 (2003 SY326)          Discovered 2003-Sep-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1995-Jun-03 14:14 00:01 Hebe 0.0413234709356635 0.0413148975880333 0.0413320446350538 8.32806573069176 8.32806571262765 2449872.092721861 1.08832281749515 469.465169880322 86.4284747861974 -24.87428219079 32365.3385724917 T 12 CATAB v2.0f-lin.ifort 2019-Nov-08 12:59:33 2019-Nov-08 12:59
2055-Nov-11 22:36 00:01 Hebe 0.0250646976893982 0.0250495491823614 0.025079850083494 8.41926282233308 8.41926279287387 2471948.441459124 1.00667048573281 907.492363874029 155.716012367859 -34.2318636847391 13967.52930782 T 12 CATAB v2.0f-lin.ifort 2019-Nov-08 12:59:33 2019-Nov-08 12:59
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-04 00:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin