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212236 (2005 JB33)
Classification: Main-belt Asteroid          SPK-ID: 2212236
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 .06450175952277271 5.345e-08  
a 2.578734731315735 2.2681e-08 au
q 2.412401803803386 1.4443e-07 au
i 14.91671370424332 5.1725e-06 deg
node 167.725790507077 2.1502e-05 deg
peri 70.73767592819489 5.2221e-05 deg
M 214.6610042516734 5.2348e-05 deg
tp 2459611.143987630778
(2022-Jan-31.64398763)
0.00022467 TDB
period 1512.54544188366
4.14
1.9955e-05
5.463e-08
d
yr
n .2380093781193583 3.1401e-09 deg/d
Q 2.745067658828084 2.4144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      6864 days (18.79 yr)  
   first obs. used      2001-04-13  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57153  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:43:09  

Additional Information
 Earth MOID = 1.44816 au 
 Jupiter MOID = 2.2873 au 
 T_jup = 3.375 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457369.5 (2015-Dec-13.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0652982514264354 5.3129e-08  
q 2.409458241056028 1.4349e-07 au
tp 2458101.487939125842
(2017-Dec-13.98793913)
0.00021226 TDB
node 167.7662150508209 2.1481e-05 deg
peri 71.39280574043497 5.2014e-05 deg
i 14.92524896437075 5.1755e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      6864 days (18.79 yr)  
   first obs. used      2001-04-13  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57153  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:43:09  

Additional Information
 Jupiter MOID = 2.2873 au 
 T_jup = 3.375 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.822675956323338E-15 -7.545201394523008E-15 -2.864189599290323E-12 -1.488081068068669E-15 -6.458476433626143E-13 1.369663563264269E-14
q -7.545201394523008E-15 2.059013103654452E-14 9.784328096775849E-12 -1.284671685288858E-15 2.163458597650564E-12 -3.617806790655858E-14
tp -2.864189599290323E-12 9.784328096775849E-12 4.505379004270534E-8 -1.011187614533131E-10 1.008501693650953E-8 -3.404921792889501E-11
node -1.488081068068669E-15 -1.284671685288858E-15 -1.011187614533131E-10 4.614450250124182E-10 -4.677346931720933E-10 3.229596202677714E-11
peri -6.458476433626143E-13 2.163458597650564E-12 1.008501693650953E-8 -4.677346931720933E-10 2.70547094460856E-9 -3.893325667032251E-11
i 1.369663563264269E-14 -3.617806790655858E-14 -3.404921792889501E-11 3.229596202677714E-11 -3.893325667032251E-11 2.678599353735255E-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 16.2   n/a MPO503080  

212236 (2005 JB33)          Discovered 2005-May-04 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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