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115418 (2003 SY301)
Classification: Main-belt Asteroid          SPK-ID: 2115418
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08377255971961849 5.9591e-08  
a 2.407309667801683 1.2792e-08 au
q 2.205643174892152 1.4199e-07 au
i 4.353912005401725 4.0768e-06 deg
node 268.147350468845 7.3173e-05 deg
peri 235.5049144061757 7.7972e-05 deg
M 86.83652407903575 2.5263e-05 deg
tp 2458871.423933772571
(2020-Jan-22.92393377)
9.6097e-05 TDB
period 1364.257552893866
3.74
1.0874e-05
2.977e-08
d
yr
n .263879792518918 2.1033e-09 deg/d
Q 2.608976160711215 1.3864e-08 au
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      8057 days (22.06 yr)  
   first obs. used      1998-05-01  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54178  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:28  

Additional Information
 Earth MOID = 1.22156 au 
 Jupiter MOID = 2.41095 au 
 T_jup = 3.513 
[ show covariance matrix ]

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 16.23   n/a E2021B55  

115418 (2003 SY301)          Discovered 2003-Sep-17 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1917-Dec-07 07:42 00:04 Thisb 0.048255817042936 0.0482476412609286 0.0482640017980174 3.98753144466034 3.98753140922628 2421569.820599381 3.77821287430152 1129.18676430293 70.9185099296706 -69.1362418788214 95090.9345422605 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 16:43:30 2021-Apr-13 16:43
2036-Aug-04 22:32 < 00:01 Eunom 0.0478399994211759 0.0478366869327919 0.0478433125784075 4.79633879681116 4.7963387356335 2464910.438826418 0.837102964669174 356.379964393335 74.5071002379274 65.0013149160508 87404.6194237162 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 16:43:30 2021-Apr-13 16:43
2073-Jun-10 09:26 00:02 Thisb 0.0378983405744372 0.0378940006899095 0.0379026864122487 4.23428096517218 4.23428092268334 2478368.892737817 2.05818515883279 811.28123623449 62.4049212467324 -75.1491346733032 87789.00051019 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 16:43:30 2021-Apr-13 16:43

Alternate Designations
 2003 SY301 = 2000 YM89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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