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213858 (2003 SZ120)
Classification: Main-belt Asteroid          SPK-ID: 2213858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375878238072908 4.6207e-08  
a 2.366932900747762 1.2355e-08 au
q 2.041271753835999 1.0771e-07 au
i 7.087576828094555 4.6331e-06 deg
node 81.29935749005992 4.1296e-05 deg
peri 345.9621488799588 4.5149e-05 deg
M 207.0385928809723 1.805e-05 deg
tp 2459765.640870055654
(2022-Jul-05.14087006)
6.8178e-05 TDB
period 1330.078724117117
3.64
1.0414e-05
2.851e-08
d
yr
n .2706606710358153 2.1191e-09 deg/d
Q 2.692594047659524 1.4054e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      7104 days (19.45 yr)  
   first obs. used      2001-01-04  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60841  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:23  

Additional Information
 Earth MOID = 1.05564 au 
 Jupiter MOID = 2.58129 au 
 T_jup = 3.524 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457423.5 (2016-Feb-05.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373396005927238 4.5991e-08  
q 2.042449914940417 1.0701e-07 au
tp 2457107.332745069375
(2015-Mar-25.83274507)
6.4279e-05 TDB
node 81.33691776601123 4.1306e-05 deg
peri 346.3471977944814 4.519e-05 deg
i 7.086219354058212 4.6317e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      7104 days (19.45 yr)  
   first obs. used      2001-01-04  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60841  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:23  

Additional Information
 Jupiter MOID = 2.58129 au 
 T_jup = 3.524 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.115216544000092E-15 -4.897427622235476E-15 -9.283840534358351E-13 2.375197067566184E-14 -3.164481462811106E-13 -1.522646176821496E-15
q -4.897427622235476E-15 1.145008335794855E-14 2.213639946432104E-12 -5.532264833621445E-14 7.553625013136174E-13 3.510569194348111E-15
tp -9.283840534358351E-13 2.213639946432104E-12 4.131788418293346E-9 -6.912144611479115E-12 1.202911529777657E-9 1.308744967371715E-12
node 2.375197067566184E-14 -5.532264833621445E-14 -6.912144611479115E-12 1.706194435828524E-9 -1.695102699073823E-9 -5.049428755218774E-11
peri -3.164481462811106E-13 7.553625013136174E-13 1.202911529777657E-9 -1.695102699073823E-9 2.042167423462189E-9 5.053736006342347E-11
i -1.522646176821496E-15 3.510569194348111E-15 1.308744967371715E-12 -5.049428755218774E-11 5.053736006342347E-11 2.145260522006653E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.70   n/a E2021B55  

213858 (2003 SZ120)          Discovered 2003-Sep-17 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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