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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2569863854554242 3.7395e-08  
a 2.346875032085696 6.6826e-09 au
q 1.74376010047441 8.6117e-08 au
i 4.856296380607348 3.9503e-06 deg
node 63.01480101702217 5.1909e-05 deg
peri 241.8021539558476 5.3072e-05 deg
M 65.45695246199968 1.1562e-05 deg
tp 2458961.726209059628
(2020-Apr-22.22620906)
4.192e-05 TDB
period 1313.207558638425
3.60
5.6089e-06
1.536e-08
d
yr
n .2741379286403586 1.1709e-09 deg/d
Q 2.949989963696981 8.4e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1127  
   data-arc span      9216 days (25.23 yr)  
   first obs. used      1995-10-20  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52842  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:52:33  

Additional Information
 Earth MOID = .733196 au 
 Jupiter MOID = 2.31761 au 
 T_jup = 3.511 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457310.5 (2015-Oct-15.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2564729475356616 3.7357e-08  
q 1.745643717662469 8.594e-08 au
tp 2457648.565801126679
(2016-Sep-17.06580113)
4.1089e-05 TDB
node 63.03291903154671 5.1894e-05 deg
peri 241.8508104034814 5.3059e-05 deg
i 4.856456687408003 3.9505e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1127  
   data-arc span      9216 days (25.23 yr)  
   first obs. used      1995-10-20  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52842  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:52:33  

Additional Information
 Jupiter MOID = 2.31761 au 
 T_jup = 3.511 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.395511632542241E-15 -3.205658330070821E-15 8.442666351554916E-13 -3.091940214544505E-14 2.033597664800649E-13 -7.746654350918967E-16
q -3.205658330070821E-15 7.385624252080669E-15 -1.959445341023515E-12 7.155235927122953E-14 -4.75106928217005E-13 1.753364442082862E-15
tp 8.442666351554916E-13 -1.959445341023515E-12 1.688287573251909E-9 -4.045089995008655E-11 4.773992651244594E-10 -2.566875040021264E-12
node -3.091940214544505E-14 7.155235927122953E-14 -4.045089995008655E-11 2.692945225161301E-9 -2.692745805236587E-9 -9.207874744413115E-11
peri 2.033597664800649E-13 -4.75106928217005E-13 4.773992651244594E-10 -2.692745805236587E-9 2.815228630624214E-9 9.110029671115359E-11
i -7.746654350918967E-16 1.753364442082862E-15 -2.566875040021264E-12 -9.207874744413115E-11 9.110029671115359E-11 1.560629171426614E-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 15.68   n/a E2021B10  

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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