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183488 (2003 ET6)
Classification: Main-belt Asteroid          SPK-ID: 2183488
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1621261832951332 7.9506e-08  
a 2.919245037091863 2.8323e-08 au
q 2.445958981124899 2.3755e-07 au
i 5.039977381165173 7.3468e-06 deg
node 302.546314371709 8.2987e-05 deg
peri 267.5008475543275 8.6487e-05 deg
M 125.598103001998 2.5969e-05 deg
tp 2458364.898619332332
(2018-Sep-03.39861933)
0.00012827 TDB
period 1821.814912576509
4.99
2.6513e-05
7.259e-08
d
yr
n .1976051450203953 2.8757e-09 deg/d
Q 3.392531093058826 3.2914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      7389 days (20.23 yr)  
   first obs. used      1998-02-22  
   last obs. used      2018-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60928  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:26:44  

Additional Information
 Earth MOID = 1.44725 au 
 Jupiter MOID = 1.63242 au 
 T_jup = 3.255 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456810.5 (2014-Jun-02.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1604748009375349 7.9738e-08  
q 2.453181183352852 2.3793e-07 au
tp 2456541.974563590529
(2013-Sep-06.47456359)
0.00012516 TDB
node 302.6393227661414 8.3069e-05 deg
peri 267.799378026905 8.668e-05 deg
i 5.034736944288357 7.3416e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      7389 days (20.23 yr)  
   first obs. used      1998-02-22  
   last obs. used      2018-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60928  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:26:44  

Additional Information
 Jupiter MOID = 1.63242 au 
 T_jup = 3.255 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.358145972097783E-15 -1.888000157458159E-14 -6.936046936607943E-12 1.081932845720462E-13 -1.337709668618565E-12 5.276271358745175E-15
q -1.888000157458159E-14 5.661226934311243E-14 2.051357896625695E-11 -3.013184382325792E-13 3.948923793561171E-12 -1.112176771313278E-14
tp -6.936046936607943E-12 2.051357896625695E-11 1.566381535351352E-8 -1.761102292026948E-10 3.197554146703291E-9 -9.977170561224567E-12
node 1.081932845720462E-13 -3.013184382325792E-13 -1.761102292026948E-10 6.900489347556653E-9 -6.904634469921646E-9 3.602742590370407E-10
peri -1.337709668618565E-12 3.948923793561171E-12 3.197554146703291E-9 -6.904634469921646E-9 7.513462958328134E-9 -3.604203239704208E-10
i 5.276271358745175E-15 -1.112176771313278E-14 -9.977170561224567E-12 3.602742590370407E-10 -3.604203239704208E-10 5.38989098170429E-11

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 15.9   n/a MPO436906  

183488 (2003 ET6)          Discovered 2003-Mar-06 by LONEOS at Anderson Mesa
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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