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461137 (2015 TH102)
Classification: Main-belt Asteroid          SPK-ID: 2461137
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .220463830573659 1.1014e-07  
a 3.137680995527556 7.3706e-08 au
q 2.445935824135379 3.3511e-07 au
i 18.1263775267405 1.1769e-05 deg
node 212.1642879431725 1.9868e-05 deg
peri 235.6634029331921 3.965e-05 deg
M 272.4931075923535 2.4643e-05 deg
tp 2459493.959333953725
(2021-Oct-06.45933395)
0.00014254 TDB
period 2030.072778676551
5.56
7.1531e-05
1.958e-07
d
yr
n .1773335437927954 6.2485e-09 deg/d
Q 3.829426166919733 8.9955e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      7173 days (19.64 yr)  
   first obs. used      1998-10-14  
   last obs. used      2018-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47313  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:51:28  

Additional Information
 Earth MOID = 1.50858 au 
 Jupiter MOID = 1.7575 au 
 T_jup = 3.098 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457249.5 (2015-Aug-15.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2141733406601362 1.0749e-07  
q 2.471137221252262 3.2468e-07 au
tp 2457452.596154364820
(2016-Mar-05.09615436)
0.00015616 TDB
node 212.3595843248437 1.9763e-05 deg
peri 234.6735424919135 4.1111e-05 deg
i 18.14653483082874 1.1767e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      7173 days (19.64 yr)  
   first obs. used      1998-10-14  
   last obs. used      2018-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47313  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:51:28  

Additional Information
 Jupiter MOID = 1.7575 au 
 T_jup = 3.098 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.155375443117943E-14 -3.436900486364463E-14 -1.356250592741219E-11 9.573384750431575E-14 -3.163440723925542E-12 -3.238202034847229E-14
q -3.436900486364463E-14 1.054149905881139E-13 3.989421136518318E-11 -2.829165745931296E-13 9.22594097393138E-12 1.23261677027836E-13
tp -1.356250592741219E-11 3.989421136518318E-11 2.438650807897829E-8 -1.50437122293763E-10 5.657105326171944E-9 3.149343279154838E-11
node 9.573384750431575E-14 -2.829165745931296E-13 -1.50437122293763E-10 3.905954868376501E-10 -4.042737042944606E-10 9.070345149443276E-11
peri -3.163440723925542E-12 9.22594097393138E-12 5.657105326171944E-9 -4.042737042944606E-10 1.690138738295665E-9 -7.965567141138322E-11
i -3.238202034847229E-14 1.23261677027836E-13 3.149343279154838E-11 9.070345149443276E-11 -7.965567141138322E-11 1.384560013854299E-10

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 16.2   n/a MPO456231  

461137 (2015 TH102)          Discovered 1998-Oct-14 by ODAS at Caussols
Reference: Last Updated: 2016-02-25

[ show close-approach data ]
Alternate Designations
 2015 TH102 = 2004 XU38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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