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 ]  
214446 (2005 ST3)
Classification: Main-belt Asteroid          SPK-ID: 2214446
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2136440878912971 4.705e-08  
a 3.189537235329346 4.158e-08 au
q 2.508111461892078 1.6671e-07 au
i 17.76508627390719 7.8986e-06 deg
node 37.11117831348247 1.6162e-05 deg
peri 268.3844475590403 2.5081e-05 deg
M 263.6718458238046 2.0533e-05 deg
tp 2459557.224942940608
(2021-Dec-08.72494294)
0.00012408 TDB
period 2080.60645584494
5.70
4.0685e-05
1.114e-07
d
yr
n .1730264745592184 3.3835e-09 deg/d
Q 3.870963008766613 5.0463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      7088 days (19.41 yr)  
   first obs. used      1999-09-14  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57373  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:34:57  

Additional Information
 Earth MOID = 1.57206 au 
 Jupiter MOID = 1.75966 au 
 T_jup = 3.088 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456733.5 (2014-Mar-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .211729341401162 4.7032e-08  
q 2.515652384332521 1.6643e-07 au
tp 2457475.201382464133
(2016-Mar-27.70138246)
0.00010935 TDB
node 37.14942416263104 1.6156e-05 deg
peri 268.3561443317218 2.5237e-05 deg
i 17.76153064166174 7.8974e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      7088 days (19.41 yr)  
   first obs. used      1999-09-14  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57373  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:34:57  

Additional Information
 Jupiter MOID = 1.75966 au 
 T_jup = 3.088 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.211974835323498E-15 -7.703100020369138E-15 -1.056359531128326E-12 -2.120747362352511E-15 -7.233051594769827E-14 5.327834097082059E-16
q -7.703100020369138E-15 2.769752072013065E-14 4.159459333365193E-12 2.092417230973014E-15 2.711835839534535E-13 3.822932534326067E-15
tp -1.056359531128326E-12 4.159459333365193E-12 1.195749045202464E-8 -3.43673551741789E-11 2.107993828221494E-9 -6.134866727865264E-12
node -2.120747362352511E-15 2.092417230973014E-15 -3.43673551741789E-11 2.610174989508442E-10 -2.540005302075554E-10 9.98103904815295E-12
peri -7.233051594769827E-14 2.711835839534535E-13 2.107993828221494E-9 -2.540005302075554E-10 6.36893916018234E-10 -1.077864719194857E-11
i 5.327834097082059E-16 3.822932534326067E-15 -6.134866727865264E-12 9.98103904815295E-12 -1.077864719194857E-11 6.236836472009864E-11

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 14.7   n/a MPO433401  
diameter diameter 7.605 km 0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214446 (2005 ST3)          Discovered 2005-Sep-23 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-28 09:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin