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35361 (1997 TH26)
Classification: Main-belt Asteroid          SPK-ID: 2035361
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1554231369710577 4.0967e-08  
a 2.208572665743535 6.2499e-09 au
q 1.865309373805143 8.9174e-08 au
i 3.259405715951726 4.0694e-06 deg
node 329.7756461094036 6.4654e-05 deg
peri 12.76807691393918 6.5585e-05 deg
M 352.2099384672325 1.1377e-05 deg
tp 2459026.442053670813
(2020-Jun-25.94205367)
3.7906e-05 TDB
period 1198.853087643685
3.28
5.0888e-06
1.393e-08
d
yr
n .3002870023945726 1.2746e-09 deg/d
Q 2.551835957681926 7.2213e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1020  
   data-arc span      10546 days (28.87 yr)  
   first obs. used      1991-12-13  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47175  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:41:07  

Additional Information
 Earth MOID = .85729 au 
 Jupiter MOID = 2.82908 au 
 T_jup = 3.641 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457368.5 (2015-Dec-12.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1554687875585882 4.0906e-08  
q 1.865378202432808 8.9032e-08 au
tp 2457828.470454391280
(2017-Mar-15.97045439)
3.7446e-05 TDB
node 329.8314436461275 6.4665e-05 deg
peri 12.94546260470422 6.5597e-05 deg
i 3.259041459996166 4.0696e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1020  
   data-arc span      10546 days (28.87 yr)  
   first obs. used      1991-12-13  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47175  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:41:07  

Additional Information
 Jupiter MOID = 2.82908 au 
 T_jup = 3.641 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.673291559044905E-15 -3.636011717835875E-15 5.379409336227888E-13 1.677171044620111E-14 9.272247253439661E-14 -1.069418480566228E-15
q -3.636011717835875E-15 7.926630759877794E-15 -1.185317850710571E-12 -3.601925389853469E-14 -2.100309603014514E-13 2.337486339711312E-15
tp 5.379409336227888E-13 -1.185317850710571E-12 1.402219872325254E-9 1.103182856772985E-11 4.184773958876906E-10 -1.094430221326148E-12
node 1.677171044620111E-14 -3.601925389853469E-14 1.103182856772985E-11 4.18155831510394E-9 -4.17191066210332E-9 1.021810513200578E-10
peri 9.272247253439661E-14 -2.100309603014514E-13 4.184773958876906E-10 -4.17191066210332E-9 4.302960822064466E-9 -1.023026223253256E-10
i -1.069418480566228E-15 2.337486339711312E-15 -1.094430221326148E-12 1.021810513200578E-10 -1.023026223253256E-10 1.656181431409049E-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 16.0   n/a MPO474207  
diameter diameter 1.566 km 0.247 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.198   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35361 (1997 TH26)          Discovered 1997-Oct-11 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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