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102232 (1999 TX18)
Classification: Mars-crossing Asteroid          SPK-ID: 2102232
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2562138924779817 5.6951e-08  
a 2.182200126261035 6.4265e-09 au
q 1.623090137745752 1.236e-07 au
i 3.740429856480672 5.2056e-06 deg
node 211.2473368462244 5.71e-05 deg
peri 146.3999715932636 5.7623e-05 deg
M 163.5190867955084 6.6742e-06 deg
tp 2458465.681718702279
(2018-Dec-13.18171870)
2.0916e-05 TDB
period 1177.444083380658
3.22
5.2013e-06
1.424e-08
d
yr
n .3057470032601242 1.3506e-09 deg/d
Q 2.741310114776318 8.073e-09 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      12259 days (33.56 yr)  
   first obs. used      1986-09-29  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5255  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:06:50  

Additional Information
 Earth MOID = .62108 au 
 Jupiter MOID = 2.71808 au 
 T_jup = 3.634 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO453476  
diameter diameter 2.288 km 0.524 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.077   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

102232 (1999 TX18)          Discovered 1999-Oct-12 by Crni Vrh at Crni Vrh
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 TX18 = 1986 SC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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