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JPL Small-Body Database Browser
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390756 (2003 SZ323)
Classification: Main-belt Asteroid          SPK-ID: 2390756
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04721475253026135 1.0476e-07  
a 2.631738128333384 3.1872e-08 au
q 2.50748126387967 2.7756e-07 au
i 6.740653356249749 1.0812e-05 deg
node 348.1476621810752 7.5178e-05 deg
peri 10.62366470615705 0.00012942 deg
M 327.0035595283285 0.00011115 deg
tp 2459143.431195846265
(2020-Oct-20.93119585)
0.00048306 TDB
period 1559.417615025216
4.27
2.8328e-05
7.756e-08
d
yr
n .230855414567174 4.1937e-09 deg/d
Q 2.755994992787098 3.3377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      5731 days (15.69 yr)  
   first obs. used      2003-09-16  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48466  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:07:21  

Additional Information
 Earth MOID = 1.50309 au 
 Jupiter MOID = 2.45651 au 
 T_jup = 3.388 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456832.5 (2014-Jun-24.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04886035494641413 1.0513e-07  
q 2.502159450969766 2.7897e-07 au
tp 2457589.958003866338
(2016-Jul-20.45800387)
0.00045011 TDB
node 348.2840294555097 7.5191e-05 deg
peri 11.9671512477138 0.00012637 deg
i 6.740929323672357 1.0817e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      5731 days (15.69 yr)  
   first obs. used      2003-09-16  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48466  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:07:21  

Additional Information
 Jupiter MOID = 2.45651 au 
 T_jup = 3.388 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.105334190303483E-14 -2.916605777742953E-14 9.212403629654583E-12 8.562336562904642E-14 1.826924401652413E-12 1.361166710505157E-14
q -2.916605777742953E-14 7.782349526593459E-14 -1.690886202927876E-11 -2.263583084603201E-13 -3.220274270594926E-12 -3.317094709818786E-14
tp 9.212403629654583E-12 -1.690886202927876E-11 2.025996821737186E-7 -1.000729590526842E-10 4.576938625196898E-8 1.632108204978093E-11
node 8.562336562904642E-14 -2.263583084603201E-13 -1.000729590526842E-10 5.653652673880819E-9 -5.636731875292208E-9 2.435321641413365E-10
peri 1.826924401652413E-12 -3.220274270594926E-12 4.576938625196898E-8 -5.636731875292208E-9 1.597015071065289E-8 -2.384521712695036E-10
i 1.361166710505157E-14 -3.317094709818786E-14 1.632108204978093E-11 2.435321641413365E-10 -2.384521712695036E-10 1.170066683346399E-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 MPO434440  

390756 (2003 SZ323)          Discovered 2003-Sep-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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