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JPL Small-Body Database Browser
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46807 (1998 KT45)
Classification: Main-belt Asteroid          SPK-ID: 2046807
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2571215282991237 4.1074e-08  
a 2.346736905315462 1.1897e-08 au
q 1.743340325704794 9.7603e-08 au
i 4.857212206373025 4.6362e-06 deg
node 63.02197965536109 6.2512e-05 deg
peri 241.8916696689734 6.3773e-05 deg
M 260.9042952794806 1.84e-05 deg
tp 2458961.949277861388
(2020-Apr-22.44927786)
6.9086e-05 TDB
period 1313.091625889168
3.60
9.9855e-06
2.734e-08
d
yr
n .2741621322550311 2.0849e-09 deg/d
Q 2.950133484926129 1.4956e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      8576 days (23.48 yr)  
   first obs. used      1995-10-20  
   last obs. used      2019-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61027  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:39:22  

Additional Information
 Earth MOID = .734012 au 
 Jupiter MOID = 2.31608 au 
 T_jup = 3.511 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456196.5 (2012-Sep-26.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2573805287123118 4.1077e-08  
q 1.742885121991916 9.776e-08 au
tp 2456332.384172949019
(2013-Feb-08.88417295)
5.5846e-05 TDB
node 63.20424021380835 6.2352e-05 deg
peri 241.2192591870765 6.3617e-05 deg
i 4.863305697598896 4.6406e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      8576 days (23.48 yr)  
   first obs. used      1995-10-20  
   last obs. used      2019-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61027  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:39:22  

Additional Information
 Jupiter MOID = 2.31608 au 
 T_jup = 3.511 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.687327583679156E-15 -3.998991331519046E-15 1.931400455209459E-13 -1.262131925691981E-14 6.98962293517979E-14 1.729267575380324E-15
q -3.998991331519046E-15 9.557050675470449E-15 -1.731552734696721E-13 2.946287574461353E-14 -1.070116232643845E-13 -3.694398350465861E-15
tp 1.931400455209459E-13 -1.731552734696721E-13 3.118787504775094E-9 -1.966059852622527E-11 7.389258315172076E-10 2.166048207608727E-12
node -1.262131925691981E-14 2.946287574461353E-14 -1.966059852622527E-11 3.887811234440601E-9 -3.877718930294389E-9 -4.518169401463062E-11
peri 6.98962293517979E-14 -1.070116232643845E-13 7.389258315172076E-10 -3.877718930294389E-9 4.04710567462137E-9 4.549284048258883E-11
i 1.729267575380324E-15 -3.694398350465861E-15 2.166048207608727E-12 -4.518169401463062E-11 4.549284048258883E-11 2.153476579441343E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO279980  

46807 (1998 KT45)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 KT45 = 2001 FV153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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