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115400 (2003 SJ291)
Classification: Main-belt Asteroid          SPK-ID: 2115400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05043903904211965 3.8724e-08  
a 2.914904427254978 1.8657e-08 au
q 2.767879449044617 1.1598e-07 au
i 1.768207748488805 4.3039e-06 deg
node 7.338178374343562 0.00013449 deg
peri 340.1248064757787 0.00014143 deg
M 202.7016977815232 4.5617e-05 deg
tp 2459994.748568979721
(2023-Feb-19.24856898)
0.00023245 TDB
period 1817.753153085929
4.98
1.7452e-05
4.778e-08
d
yr
n .1980466926374695 1.9014e-09 deg/d
Q 3.061929405465339 1.9598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      8196 days (22.44 yr)  
   first obs. used      1998-10-13  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51092  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:56:31  

Additional Information
 Earth MOID = 1.75895 au 
 Jupiter MOID = 2.16172 au 
 T_jup = 3.279 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO459545  
rotation period rot_per 5.30 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

115400 (2003 SJ291)          Discovered 2003-Sep-29 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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