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 ]  
226451 (2003 SU98)
Classification: Main-belt Asteroid          SPK-ID: 2226451
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1684697454085511 6.8212e-08  
a 3.103213493102829 2.5574e-08 au
q 2.580415905971415 2.1178e-07 au
i 22.20186098482634 8.0977e-06 deg
node 211.2121986249786 1.2077e-05 deg
peri 221.8763194561485 2.1666e-05 deg
M 311.9691453386618 1.7283e-05 deg
tp 2459266.899694880304
(2021-Feb-21.39969488)
9.5473e-05 TDB
period 1996.714212835069
5.47
2.4683e-05
6.758e-08
d
yr
n .1802962074822154 2.2288e-09 deg/d
Q 3.626011080234244 2.9883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1998-10-17  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55358  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:59:26  

Additional Information
 Earth MOID = 1.62848 au 
 Jupiter MOID = 1.89699 au 
 T_jup = 3.086 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457888.5 (2017-May-15.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1642881023324051 6.7388e-08  
q 2.600919415987027 2.0758e-07 au
tp 2457262.239663179618
(2015-Aug-27.73966318)
0.00010627 TDB
node 211.2722302454231 1.2042e-05 deg
peri 221.3643258823962 2.2215e-05 deg
i 22.20632574384908 8.0983e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1998-10-17  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55358  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:59:26  

Additional Information
 Jupiter MOID = 1.89699 au 
 T_jup = 3.086 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.541078675300118E-15 -1.391025226344559E-14 -3.592963382148772E-12 -1.630562216228774E-15 -5.483126467256287E-13 4.348456478794529E-15
q -1.391025226344559E-14 4.309047061541724E-14 1.022724515692098E-11 1.078351052618344E-15 1.57153007216294E-12 -1.166302603074402E-14
tp -3.592963382148772E-12 1.022724515692098E-11 1.129366538236845E-8 5.141766718405469E-12 1.985925379552245E-9 -3.935185709625024E-12
node -1.630562216228774E-15 1.078351052618344E-15 5.141766718405469E-12 1.450159894628089E-10 -1.336852512341598E-10 1.163130023792939E-11
peri -5.483126467256287E-13 1.57153007216294E-12 1.985925379552245E-9 -1.336852512341598E-10 4.935005031490697E-10 -1.114899103821386E-11
i 4.348456478794529E-15 -1.166302603074402E-14 -3.935185709625024E-12 1.163130023792939E-11 -1.114899103821386E-11 6.558260999522305E-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 15.2   n/a MPO450050  
diameter diameter 4.302 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226451 (2003 SU98)          Discovered 2003-Sep-19 by NEAT at Haleakala
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2003 SU98 = 1998 VX16 = 2009 TO18 
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-17 23:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin