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102342 (1999 TO120)
Classification: Main-belt Asteroid          SPK-ID: 2102342
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1275671023203942 5.0036e-08  
a 2.344290487179947 1.0286e-08 au
q 2.045236142733136 1.1607e-07 au
i 7.089905081990656 5.4099e-06 deg
node 355.1514218138773 3.4911e-05 deg
peri 4.866096734691813 3.9028e-05 deg
M 338.3895768649973 1.8486e-05 deg
tp 2459279.200290327495
(2021-Mar-05.70029033)
6.7564e-05 TDB
period 1311.038860317754
3.59
8.6286e-06
2.362e-08
d
yr
n .2745914029678322 1.8072e-09 deg/d
Q 2.643344831626758 1.1598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      570  
   data-arc span      9564 days (26.18 yr)  
   first obs. used      1994-03-14  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56563  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:41:32  

Additional Information
 Earth MOID = 1.04011 au 
 Jupiter MOID = 2.79689 au 
 T_jup = 3.541 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457005.5 (2014-Dec-14.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1269274021982372 4.9746e-08  
q 2.047002457403939 1.1525e-07 au
tp 2456657.544147798687
(2013-Dec-31.04414780)
6.2393e-05 TDB
node 355.2290302351277 3.4954e-05 deg
peri 4.932162475826777 3.9152e-05 deg
i 7.086044421832476 5.4054e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      570  
   data-arc span      9564 days (26.18 yr)  
   first obs. used      1994-03-14  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56563  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:41:32  

Additional Information
 Jupiter MOID = 2.79689 au 
 T_jup = 3.541 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.474652436129238E-15 -5.716570659543501E-15 1.971933319774649E-13 1.599811949314853E-14 6.443041054039131E-15 -2.261781456072618E-15
q -5.716570659543501E-15 1.32815139815631E-14 -3.344173702412337E-13 -3.71543133399418E-14 2.218455811182761E-14 5.380203156993424E-15
tp 1.971933319774649E-13 -3.344173702412337E-13 3.892945094947843E-9 5.25823735735087E-12 1.112361519509078E-9 -5.922715905418564E-13
node 1.599811949314853E-14 -3.71543133399418E-14 5.25823735735087E-12 1.221754298371424E-9 -1.210685793256702E-9 1.496549987564359E-11
peri 6.443041054039131E-15 2.218455811182761E-14 1.112361519509078E-9 -1.210685793256702E-9 1.532852437578692E-9 -1.50433140127E-11
i -2.261781456072618E-15 5.380203156993424E-15 -5.922715905418564E-13 1.496549987564359E-11 -1.50433140127E-11 2.921821679743333E-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 16.11   n/a E2021B55  

102342 (1999 TO120)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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