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JPL Small-Body Database Browser
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117259 (2004 SW54)
Classification: Main-belt Asteroid          SPK-ID: 2117259
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1913511508613533 5.5002e-08  
a 2.651689763783505 1.8547e-08 au
q 2.144285875756261 1.4105e-07 au
i 13.44700631729569 5.0574e-06 deg
node 131.3099668765664 2.3754e-05 deg
peri 227.6115081751851 2.8677e-05 deg
M 167.0372735645565 1.7834e-05 deg
tp 2457868.698345571715
(2017-Apr-25.19834557)
7.6188e-05 TDB
period 1577.184480877948
4.32
1.6547e-05
4.53e-08
d
yr
n .2282548454950585 2.3948e-09 deg/d
Q 3.159093651810748 2.2096e-08 au
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      7650 days (20.94 yr)  
   first obs. used      1998-04-23  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:07:02  

Additional Information
 Earth MOID = 1.16141 au 
 Jupiter MOID = 2.32195 au 
 T_jup = 3.325 
[ 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 14.8   n/a MPO280566  

117259 (2004 SW54)          Discovered 2004-Sep-22 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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