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85494 (1997 TS)
Classification: Main-belt Asteroid          SPK-ID: 2085494
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0470097721284753 6.948e-08  
a 2.384364277984956 1.4485e-08 au
q 2.272275856605606 1.6406e-07 au
i 8.308794431863246 5.0972e-06 deg
node 283.4469893728403 4.6875e-05 deg
peri 28.67494302508102 8.8033e-05 deg
M 14.68863515451688 7.0392e-05 deg
tp 2458545.629833271705
(2019-Mar-03.12983327)
0.00026305 TDB
period 1344.798874394521
3.68
1.2254e-05
3.355e-08
d
yr
n .2676980229940223 2.4393e-09 deg/d
Q 2.496452699364305 1.5166e-08 au
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      21589 days (59.11 yr)  
   first obs. used      1960-09-26  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56102  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:16:56  

Additional Information
 Earth MOID = 1.25963 au 
 Jupiter MOID = 2.64362 au 
 T_jup = 3.520 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457186.5 (2015-Jun-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0479284530044973 6.9425e-08  
q 2.27058576320723 1.6422e-07 au
tp 2457202.795526050122
(2015-Jun-29.29552605)
0.00026021 TDB
node 283.5128772566941 4.6912e-05 deg
peri 29.2668107188707 8.683e-05 deg
i 8.304556511797768 5.0966e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      21589 days (59.11 yr)  
   first obs. used      1960-09-26  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56102  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:16:56  

Additional Information
 Jupiter MOID = 2.64362 au 
 T_jup = 3.520 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.819815002959717E-15 -1.136119435159657E-14 1.078905092527801E-12 3.88106323876524E-14 9.010757027511923E-15 -1.054080771627605E-14
q -1.136119435159657E-14 2.696679113465863E-14 -3.46035067186232E-12 -8.879847440361113E-14 -2.819183943133561E-13 2.578704761996134E-14
tp 1.078905092527801E-12 -3.46035067186232E-12 6.771098155139472E-8 -1.205057027448723E-10 1.903588969116602E-8 -4.849611466747894E-11
node 3.88106323876524E-14 -8.879847440361113E-14 -1.205057027448723E-10 2.200761897330099E-9 -2.213414497890716E-9 7.671761626270586E-11
peri 9.010757027511923E-15 -2.819183943133561E-13 1.903588969116602E-8 -2.213414497890716E-9 7.539486721491895E-9 -8.896835175355819E-11
i -1.054080771627605E-14 2.578704761996134E-14 -4.849611466747894E-11 7.671761626270586E-11 -8.896835175355819E-11 2.597500581110846E-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 16.2   n/a MPO436373  

85494 (1997 TS)          Discovered 1997-Oct-04 by Galad, A., Pravda, A. at Modra
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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