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146599 (2001 TK168)
Classification: Main-belt Asteroid          SPK-ID: 2146599
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1436874969567868 4.221e-08  
a 2.757656559199179 1.6116e-08 au
q 2.361415790741384 1.2117e-07 au
i 8.242675778806069 6.4368e-06 deg
node 330.0113219632524 3.2965e-05 deg
peri 106.4047487961474 4.1699e-05 deg
M 1.05331119015391 2.5023e-05 deg
tp 2458995.606012104134
(2020-May-26.10601210)
0.00011625 TDB
period 1672.663937287393
4.58
1.4663e-05
4.015e-08
d
yr
n .2152255405134293 1.8867e-09 deg/d
Q 3.153897327656974 1.8431e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      8781 days (24.04 yr)  
   first obs. used      1996-10-04  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:26:29  

Additional Information
 Earth MOID = 1.39274 au 
 Jupiter MOID = 2.117 au 
 T_jup = 3.313 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456846.5 (2014-Jul-08.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1411529654513968 4.1972e-08  
q 2.369578405414434 1.2025e-07 au
tp 2457320.382621478392
(2015-Oct-24.88262148)
0.0001146 TDB
node 330.181206253738 3.2866e-05 deg
peri 105.8536818246466 4.2038e-05 deg
i 8.252479772968062 6.4445e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      8781 days (24.04 yr)  
   first obs. used      1996-10-04  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:26:29  

Additional Information
 Jupiter MOID = 2.117 au 
 T_jup = 3.313 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.761609413570778E-15 -5.016009352361933E-15 -4.493282493736232E-13 4.723935993823821E-16 -1.20661472538637E-14 -3.952557093152683E-15
q -5.016009352361933E-15 1.446064966720093E-14 1.680553894008199E-12 -4.425387244696182E-15 1.142192018181775E-13 1.239941496592479E-14
tp -4.493282493736232E-13 1.680553894008199E-12 1.313363574571364E-8 -3.405370361073489E-11 3.013761378318714E-9 1.693676248775906E-11
node 4.723935993823821E-16 -4.425387244696182E-15 -3.405370361073489E-11 1.080189255074433E-9 -1.07622798551489E-9 7.743423878927758E-11
peri -1.20661472538637E-14 1.142192018181775E-13 3.013761378318714E-9 -1.07622798551489E-9 1.767179549021458E-9 -7.30680329988505E-11
i -3.952557093152683E-15 1.239941496592479E-14 1.693676248775906E-11 7.743423878927758E-11 -7.30680329988505E-11 4.153130291101051E-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 15.5   n/a MPO502887  
diameter diameter 2.483 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.198   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146599 (2001 TK168)          Discovered 2001-Oct-15 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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