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 ]  
249276 (2008 SY205)
Classification: Main-belt Asteroid          SPK-ID: 2249276
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07351782552893842 5.3547e-08  
a 3.169749656544531 4.4202e-08 au
q 2.936716554324278 1.8949e-07 au
i 10.41721628878543 5.5579e-06 deg
node 65.80489385237425 2.9989e-05 deg
peri 7.070090841756281 5.0854e-05 deg
M 349.1568904682966 4.1315e-05 deg
tp 2459062.585075860058
(2020-Aug-01.08507586)		 0.000237 TDB
period 2061.274696550033
5.64		 4.3116e-05
1.18e-07		 d
yr
n .1746492112878181 3.6532e-09 deg/d
Q 3.402782758764784 4.7451e-08 au
   Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      6148 days (16.83 yr)  
   first obs. used      2003-12-28  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53712  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:19:02  

Additional Information
 Earth MOID = 1.95157 au 
 Jupiter MOID = 1.88251 au 
 T_jup = 3.173 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457868.5 (2017-Apr-25.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07192779863782912 5.3499e-08  
q 2.943510138001806 1.8954e-07 au
tp 2457003.302688073425
(2014-Dec-11.80268807)		 0.00023291 TDB
node 65.80359138723463 3e-05 deg
peri 7.45101207361208 5.1695e-05 deg
i 10.4138813173709 5.5567e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      6148 days (16.83 yr)  
   first obs. used      2003-12-28  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53712  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:19:02  

Additional Information
 Jupiter MOID = 1.88251 au 
 T_jup = 3.173 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.862176779934271E-15 -9.935799307700974E-15 -1.753128178679053E-12 -1.485155657413397E-14 -2.624947626316245E-13 -2.614989986950141E-15
q -9.935799307700974E-15 3.592571263242919E-14 6.896424364406693E-12 5.540581865358862E-14 1.157805874729632E-12 1.187772647594938E-14
tp -1.753128178679053E-12 6.896424364406693E-12 5.424705422151592E-8 5.718757528293738E-12 9.826304860038107E-9 1.401012182644751E-11
node -1.485155657413397E-14 5.540581865358862E-14 5.718757528293738E-12 8.999739262847626E-10 -8.837585638193195E-10 -3.829926470135833E-11
peri -2.624947626316245E-13 1.157805874729632E-12 9.826304860038107E-9 -8.837585638193195E-10 2.672407870833899E-9 4.042355465244862E-11
i -2.614989986950141E-15 1.187772647594938E-14 1.401012182644751E-11 -3.829926470135833E-11 4.042355465244862E-11 3.087638158405214E-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 15.5   n/a MPO454847  
diameter diameter 4.687 km 0.162 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249276 (2008 SY205)          Discovered 2008-Sep-26 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 SY205 = 2003 YV131 = 2006 KO127 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-23 09:21 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin