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JPL Small-Body Database Browser
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117252 (2004 SJ41)
Classification: Main-belt Asteroid          SPK-ID: 2117252
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1974110173104895 5.3027e-08  
a 2.758500959154503 1.6617e-08 au
q 2.213942478555852 1.4234e-07 au
i 2.261869845472029 4.7822e-06 deg
node 159.339862200157 0.00011128 deg
peri 214.0792331354813 0.00011182 deg
M 154.2826715106513 1.083e-05 deg
tp 2458283.328891679292
(2018-Jun-13.82889168)
4.8497e-05 TDB
period 1673.432255660875
4.58
1.5121e-05
4.14e-08
d
yr
n .2151267245998124 1.9439e-09 deg/d
Q 3.303059439753155 1.9898e-08 au
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      7110 days (19.47 yr)  
   first obs. used      1999-07-13  
   last obs. used      2018-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59285  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:04:01  

Additional Information
 Earth MOID = 1.21492 au 
 Jupiter MOID = 2.15996 au 
 T_jup = 3.313 
[ 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 15.8   n/a MPO233991  

117252 (2004 SJ41)          Discovered 2004-Sep-17 by Spacewatch at Kitt Peak
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
1942-Apr-30 21:56 00:26 Psych 0.0429571347124091 0.042955752245305 0.0429585177275501 0.575151773711999 0.575151284005826 2430480.413727460 25.9684903828542 385.817326817779 53.0400110316384 82.5382524722339 115271.728885049 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 19:04:04 2019-Jul-13 19:04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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