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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1396340079581838 6.3808e-08  
a 2.848518245236892 1.792e-08 au
q 2.450768225912451 1.8195e-07 au
i 8.178879311255125 5.1668e-06 deg
node 299.433064224785 3.9619e-05 deg
peri 41.86612073325924 4.4701e-05 deg
M 29.42473023573575 1.7332e-05 deg
tp 2459056.971903777654
(2020-Jul-26.47190378)		 8.4729e-05 TDB
period 1756.009799447272
4.81		 1.657e-05
4.537e-08		 d
yr
n .205010245451543 1.9346e-09 deg/d
Q 3.246268264561331 2.0422e-08 au
   Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      9776 days (26.77 yr)  
   first obs. used      1994-03-16  
   last obs. used      2020-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52893  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:29:56  

Additional Information
 Earth MOID = 1.44695 au 
 Jupiter MOID = 2.14441 au 
 T_jup = 3.277 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457859.5 (2017-Apr-16.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1417528212902944 6.3812e-08  
q 2.444117995468403 1.8263e-07 au
tp 2457303.169027176553
(2015-Oct-07.66902718)		 8.7282e-05 TDB
node 299.5148992544672 3.9694e-05 deg
peri 42.32563082922753 4.4629e-05 deg
i 8.17215117163931 5.1622e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      9776 days (26.77 yr)  
   first obs. used      1994-03-16  
   last obs. used      2020-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52893  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:29:56  

Additional Information
 Jupiter MOID = 2.14441 au 
 T_jup = 3.277 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.071945379770745E-15 -1.161199358841439E-14 1.871968923720247E-12 3.201496966802662E-14 4.443229647175551E-13 -1.126680331324506E-14
q -1.161199358841439E-14 3.335290486331535E-14 -5.815468652133504E-12 -8.734029269909403E-14 -1.363821340611354E-12 3.338372498246394E-14
tp 1.871968923720247E-12 -5.815468652133504E-12 7.618160972806202E-9 2.485074378585765E-11 1.821230077143923E-9 -7.156348933460315E-12
node 3.201496966802662E-14 -8.734029269909403E-14 2.485074378585765E-11 1.575582146789374E-9 -1.553122886023287E-9 1.095752709910875E-10
peri 4.443229647175551E-13 -1.363821340611354E-12 1.821230077143923E-9 -1.553122886023287E-9 1.991720162843397E-9 -1.102461053501069E-10
i -1.126680331324506E-14 3.338372498246394E-14 -7.156348933460315E-12 1.095752709910875E-10 -1.102461053501069E-10 2.664878630919935E-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 15.57   n/a E2021B55  
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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