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135019 (2001 KE46)
Classification: Main-belt Asteroid          SPK-ID: 2135019
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 .2300744425429691 2.7199e-08  
a 2.748756995054614 1.4878e-08 au
q 2.116338261731337 7.6394e-08 au
i 13.51480778104902 5.7636e-06 deg
node 207.8708422686858 1.4487e-05 deg
peri 69.48997477046481 2.0953e-05 deg
M 82.41602193333696 1.3771e-05 deg
tp 2458819.423563367335
(2019-Dec-01.92356337)
6.2343e-05 TDB
period 1664.573392036864
4.56
1.3515e-05
3.7e-08
d
yr
n .2162716295491688 1.7559e-09 deg/d
Q 3.381175728377892 1.8301e-08 au
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      7176 days (19.65 yr)  
   first obs. used      2001-05-14  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49062  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:11:08  

Additional Information
 Earth MOID = 1.14302 au 
 Jupiter MOID = 1.87915 au 
 T_jup = 3.268 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458022.5 (2017-Sep-26.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2298387992111235 2.7151e-08  
q 2.11745589904818 7.6197e-08 au
tp 2458820.269544441714
(2019-Dec-02.76954444)
6.2511e-05 TDB
node 207.904626941282 1.4479e-05 deg
peri 69.64120197424525 2.0973e-05 deg
i 13.51767275772096 5.7645e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      7176 days (19.65 yr)  
   first obs. used      2001-05-14  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49062  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:11:08  

Additional Information
 Jupiter MOID = 1.87915 au 
 T_jup = 3.268 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.371853839296526E-16 -2.045607553230466E-15 -3.050369765082529E-13 4.581274527955862E-15 -9.033735026902098E-14 -3.528565827971929E-15
q -2.045607553230466E-15 5.806033094885756E-15 1.117281717722603E-12 -1.704179920648269E-14 3.023362372019974E-13 1.174059817153855E-14
tp -3.050369765082529E-13 1.117281717722603E-12 3.907602213814543E-9 -1.171329353783698E-11 9.515255043245905E-10 -1.020026664065E-11
node 4.581274527955862E-15 -1.704179920648269E-14 -1.171329353783698E-11 2.096277375537444E-10 -2.060064075504099E-10 -2.16489403451351E-11
peri -9.033735026902098E-14 3.023362372019974E-13 9.515255043245905E-10 -2.060064075504099E-10 4.398540190048738E-10 1.85786365523578E-11
i -3.528565827971929E-15 1.174059817153855E-14 -1.020026664065E-11 -2.16489403451351E-11 1.85786365523578E-11 3.322913639162046E-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 15.48   n/a E2021B55  
diameter diameter 2.001 km 0.317 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.367   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135019 (2001 KE46)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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