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173846 (2001 TX125)
Classification: Main-belt Asteroid          SPK-ID: 2173846
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1399276860602903 1.098e-07  
a 2.849447481747641 3.4741e-08 au
q 2.450730889076373 3.2707e-07 au
i 8.178761416720889 9.9284e-06 deg
node 299.4324794695203 4.9896e-05 deg
peri 41.83818049248452 5.4804e-05 deg
M 348.4487811252731 2.1415e-05 deg
tp 2459056.872166302687
(2020-Jul-26.37216630)
0.00010484 TDB
period 1756.869131219466
4.81
3.213e-05
8.797e-08
d
yr
n .2049099694466822 3.7474e-09 deg/d
Q 3.24816407441891 3.9602e-08 au
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      8769 days (24.01 yr)  
   first obs. used      1994-03-16  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58717  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:09:45  

Additional Information
 Earth MOID = 1.44875 au 
 Jupiter MOID = 2.14265 au 
 T_jup = 3.277 
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Orbital Elements at Epoch 2456562.5 (2013-Sep-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1420066683193304 1.0935e-07  
q 2.443043404779834 3.2609e-07 au
tp 2457304.491441229884
(2015-Oct-08.99144123)
9.8299e-05 TDB
node 299.5328593095266 4.9995e-05 deg
peri 42.7084089696647 5.4812e-05 deg
i 8.172094383191544 9.9211e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      8769 days (24.01 yr)  
   first obs. used      1994-03-16  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58717  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:09:45  

Additional Information
 Jupiter MOID = 2.14265 au 
 T_jup = 3.277 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.195831122686288E-14 -3.55425616637299E-14 -2.038866301371028E-12 2.797304944534573E-14 -1.818212352519028E-13 -1.136338631850368E-14
q -3.55425616637299E-14 1.063348236374021E-13 5.886016985516896E-12 -7.030745185857342E-14 4.238012422463097E-13 3.816893362501577E-14
tp -2.038866301371028E-12 5.886016985516896E-12 9.662688942276732E-9 -1.625457476422218E-11 2.236006965371746E-9 -1.445814238740519E-13
node 2.797304944534573E-14 -7.030745185857342E-14 -1.625457476422218E-11 2.499490781031623E-9 -2.477567911802382E-9 2.758180627440897E-10
peri -1.818212352519028E-13 4.238012422463097E-13 2.236006965371746E-9 -2.477567911802382E-9 3.004383145765727E-9 -2.736914941311922E-10
i -1.136338631850368E-14 3.816893362501577E-14 -1.445814238740519E-13 2.758180627440897E-10 -2.736914941311922E-10 9.842871682590294E-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 15.4   n/a MPO436863  
diameter diameter 2.901 km 0.536 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.191   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173846 (2001 TX125)          Discovered 2001-Oct-12 by NEAT at Haleakala
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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