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382925 (2004 SJ52)
Classification: Main-belt Asteroid          SPK-ID: 2382925
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2132015518343208 1.1051e-07  
a 2.620653591704059 2.874e-08 au
q 2.061926179132567 2.799e-07 au
i 4.261706444413249 1.1052e-05 deg
node 286.1705702294761 0.00016699 deg
peri 78.97143533007718 0.00017128 deg
M 245.739938181398 3.4665e-05 deg
tp 2459492.318439824250
(2021-Oct-04.81843982)
0.00015358 TDB
period 1549.575901838912
4.24
2.5491e-05
6.979e-08
d
yr
n .2323216304362896 3.8217e-09 deg/d
Q 3.179381004275552 3.4868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      5702 days (15.61 yr)  
   first obs. used      2004-09-10  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55086  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:45:02  

Additional Information
 Earth MOID = 1.06519 au 
 Jupiter MOID = 2.31296 au 
 T_jup = 3.368 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457427.5 (2016-Feb-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2127348832684262 1.1066e-07  
q 2.06333002139143 2.7999e-07 au
tp 2457943.748693984799
(2017-Jul-09.24869398)
0.00014147 TDB
node 286.1785377761607 0.00016702 deg
peri 79.20159873582709 0.00017133 deg
i 4.260947750071526 1.1051e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      5702 days (15.61 yr)  
   first obs. used      2004-09-10  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55086  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:45:02  

Additional Information
 Jupiter MOID = 2.31296 au 
 T_jup = 3.368 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.224465389382937E-14 -3.090292755060026E-14 7.927697433863071E-12 2.461994916072749E-14 1.544425961143017E-12 -3.371762356045395E-14
q -3.090292755060026E-14 7.839627451512944E-14 -1.948994741853584E-11 -8.882787080992159E-14 -3.77589505345202E-12 8.66093167589472E-14
tp 7.927697433863071E-12 -1.948994741853584E-11 2.001341817222724E-8 -1.31303465245884E-10 5.497865754174916E-9 -3.351909977879115E-11
node 2.461994916072749E-14 -8.882787080992159E-14 -1.31303465245884E-10 2.789489847379043E-8 -2.785900655489288E-8 -1.040272409872855E-9
peri 1.544425961143017E-12 -3.77589505345202E-12 5.497865754174916E-9 -2.785900655489288E-8 2.935313560655878E-8 1.0297955121653E-9
i -3.371762356045395E-14 8.66093167589472E-14 -3.351909977879115E-11 -1.040272409872855E-9 1.0297955121653E-9 1.22134837616362E-10

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 17.2   n/a MPO434374  

382925 (2004 SJ52)          Discovered 2004-Sep-18 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2004 SJ52 = 2008 NG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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