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JPL Small-Body Database Browser
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154613 (2003 SJ56)
Classification: Outer Main-belt Asteroid          SPK-ID: 2154613
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02603397866750202 6.2135e-08  
a 3.376939230717519 3.9576e-08 au
q 3.289024066823568 2.2064e-07 au
i 13.39868316353467 6.9766e-06 deg
node 195.0813084600457 2.4359e-05 deg
peri 27.86039671600458 0.00013273 deg
M 18.05107135607277 0.00012831 deg
tp 2458886.846248066952
(2020-Feb-07.34624807)
0.0008079 TDB
period 2266.643895467875
6.21
3.9846e-05
1.091e-07
d
yr
n .158825124987571 2.7921e-09 deg/d
Q 3.46485439461147 4.0607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      9448 days (25.87 yr)  
   first obs. used      1994-03-16  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6039  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:33:16  

Additional Information
 Earth MOID = 2.28816 au 
 Jupiter MOID = 1.49879 au 
 T_jup = 3.108 
[ 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 14.4   n/a MPO432987  

154613 (2003 SJ56)          Discovered 2003-Sep-16 by LONEOS at Anderson Mesa
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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