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JPL Small-Body Database Browser
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226186 (2002 TY222)
Classification: Main-belt Asteroid          SPK-ID: 2226186
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1861819017559339 6.1395e-08  
a 2.27248905197132 9.5836e-09 au
q 1.849392718555761 1.4083e-07 au
i 6.493437763963295 6.9504e-06 deg
node 41.96540687033923 3.3934e-05 deg
peri 320.7033690545998 3.729e-05 deg
M 321.0999619499987 1.23e-05 deg
tp 2458735.706836550018
(2019-Sep-09.20683655)		 4.2496e-05 TDB
period 1251.270271135502
3.43		 7.9153e-06
2.167e-08		 d
yr
n .2877076266451271 1.82e-09 deg/d
Q 2.69558538538688 1.1368e-08 au
   Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      6765 days (18.52 yr)  
   first obs. used      2001-05-23  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:34:56  

Additional Information
 Earth MOID = .852058 au 
 Jupiter MOID = 2.76486 au 
 T_jup = 3.580 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457728.5 (2016-Dec-06.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874241956430478 6.1566e-08  
q 1.846208391048998 1.4142e-07 au
tp 2457483.778181340685
(2016-Apr-05.27818134)		 4.4806e-05 TDB
node 41.97529380807403 3.3918e-05 deg
peri 320.5566443249461 3.7212e-05 deg
i 6.496821981541337 6.9543e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      6765 days (18.52 yr)  
   first obs. used      2001-05-23  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:34:56  

Additional Information
 Jupiter MOID = 2.76486 au 
 T_jup = 3.580 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.790415786022197E-15 -8.693834044323902E-15 9.725138211102192E-13 -2.142987304489558E-14 2.72798022655831E-13 -9.620513028504698E-15
q -8.693834044323902E-15 1.999945761344547E-14 -2.36750671958825E-12 4.879696610181604E-14 -6.660872877931128E-13 2.229009929214967E-14
tp 9.725138211102192E-13 -2.36750671958825E-12 2.007599236375052E-9 -2.334426956273982E-12 6.903293714410367E-10 -4.176931866002693E-12
node -2.142987304489558E-14 4.879696610181604E-14 -2.334426956273982E-12 1.150437295192537E-9 -1.142712908202422E-9 -8.69995269952953E-11
peri 2.72798022655831E-13 -6.660872877931128E-13 6.903293714410367E-10 -1.142712908202422E-9 1.3847188159852E-9 8.527992223541795E-11
i -9.620513028504698E-15 2.229009929214967E-14 -4.176931866002693E-12 -8.69995269952953E-11 8.527992223541795E-11 4.836176675499101E-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 16.7   n/a MPO503109  

226186 (2002 TY222)          Discovered 2002-Oct-07 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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