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115358 (2003 SY249)
Classification: Main-belt Asteroid          SPK-ID: 2115358
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0710874493696317 3.7653e-08  
a 2.377036203054105 1.3371e-08 au
q 2.208058762319715 8.7604e-08 au
i 6.568177173086585 5.0207e-06 deg
node 213.7892729907691 3.1047e-05 deg
peri 233.2082210787178 5.056e-05 deg
M 198.468276362522 4.3463e-05 deg
tp 2459801.130591046940
(2022-Aug-09.63059105)
0.00016466 TDB
period 1338.604008598161
3.66
1.1295e-05
3.092e-08
d
yr
n .268936890736646 2.2692e-09 deg/d
Q 2.546013643788495 1.4322e-08 au
  Orbit Determination Parameters
   # obs. used (total)      595  
   data-arc span      7598 days (20.80 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55984  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:12  

Additional Information
 Earth MOID = 1.23055 au 
 Jupiter MOID = 2.60261 au 
 T_jup = 3.529 
[ 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 16.10   n/a E2021B55  
rotation period rot_per 4.85 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

115358 (2003 SY249)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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