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173294 (1999 TB223)
Classification: Main-belt Asteroid          SPK-ID: 2173294
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1463404919767779 5.8644e-08  
a 2.387315540647025 1.3334e-08 au
q 2.037954609924932 1.3812e-07 au
i 5.544296263385123 4.9573e-06 deg
node 291.7259158013885 5.3388e-05 deg
peri 86.74280551768406 5.6186e-05 deg
M 205.03589457487 1.9864e-05 deg
tp 2459580.451635316423
(2021-Dec-31.95163532)
7.7156e-05 TDB
period 1347.296447400747
3.69
1.1288e-05
3.09e-08
d
yr
n .2672017733695691 2.2386e-09 deg/d
Q 2.736676471369119 1.5285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      7512 days (20.57 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55422  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:26:16  

Additional Information
 Earth MOID = 1.04885 au 
 Jupiter MOID = 2.75914 au 
 T_jup = 3.513 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456920.5 (2014-Sep-20.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449182374571034 5.8407e-08  
q 2.041830868969027 1.3735e-07 au
tp 2456883.663191977357
(2014-Aug-14.16319198)
6.713e-05 TDB
node 291.8445109864095 5.3298e-05 deg
peri 86.3507612501092 5.6195e-05 deg
i 5.54865921457316 4.96e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      7512 days (20.57 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55422  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:26:16  

Additional Information
 Jupiter MOID = 2.75914 au 
 T_jup = 3.513 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.411389263753687E-15 -7.995311509733953E-15 7.198512022410583E-13 -2.309264376721107E-14 5.527753369673765E-14 -1.31726035470083E-15
q -7.995311509733953E-15 1.88648069226877E-14 -1.43743341228795E-12 5.288579292540895E-14 -6.403653844588447E-14 3.203155340875835E-15
tp 7.198512022410583E-13 -1.43743341228795E-12 4.506411976679434E-9 -2.487069544408101E-11 1.210831936569945E-9 -1.945642413422087E-12
node -2.309264376721107E-14 5.288579292540895E-14 -2.487069544408101E-11 2.840675651723386E-9 -2.832753435212856E-9 -5.23642142442754E-12
peri 5.527753369673765E-14 -6.403653844588447E-14 1.210831936569945E-9 -2.832753435212856E-9 3.157899207960093E-9 4.752510446735939E-12
i -1.31726035470083E-15 3.203155340875835E-15 -1.945642413422087E-12 -5.23642142442754E-12 4.752510446735939E-12 2.460163707054337E-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 16.5   n/a MPO412970  

173294 (1999 TB223)          Discovered 1999-Oct-03 by CSS at Catalina
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 1999 TB223 = 2003 WO33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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