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46754 (1998 FX49)
Classification: Main-belt Asteroid          SPK-ID: 2046754
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09705814923797758 4.5747e-08  
a 2.133803501224155 6.1744e-09 au
q 1.926700482557821 9.8088e-08 au
i 1.23193568728497 3.5761e-06 deg
node 353.7031755070021 0.00021463 deg
peri 236.6296483751051 0.00021545 deg
M 3.033433194093124 1.7212e-05 deg
tp 2458990.906833194337
(2020-May-21.40683319)
5.4446e-05 TDB
period 1138.492206376519
3.12
4.9415e-06
1.353e-08
d
yr
n .3162076982026715 1.3725e-09 deg/d
Q 2.340906519890487 6.7737e-09 au
  Orbit Determination Parameters
   # obs. used (total)      813  
   data-arc span      8173 days (22.38 yr)  
   first obs. used      1998-01-30  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53696  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:41:46  

Additional Information
 Earth MOID = .916463 au 
 Jupiter MOID = 2.64133 au 
 T_jup = 3.713 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457136.5 (2015-Apr-24.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09726802590177258 4.5683e-08  
q 1.926292236429245 9.7984e-08 au
tp 2456713.712633565046
(2014-Feb-25.21263357)
5.8512e-05 TDB
node 353.7363288629585 0.0002144 deg
peri 236.5714908210554 0.00021522 deg
i 1.232965765397922 3.5766e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      813  
   data-arc span      8173 days (22.38 yr)  
   first obs. used      1998-01-30  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53696  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:41:46  

Additional Information
 Jupiter MOID = 2.64133 au 
 T_jup = 3.713 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.086951932165534E-15 -4.468947234742977E-15 4.2039964487312E-13 3.34739933856609E-14 1.191849735662654E-13 -5.70674020785085E-16
q -4.468947234742977E-15 9.60087626764028E-15 -1.058015618977402E-12 -7.072247624717388E-14 -3.032484436732937E-13 1.252005820948053E-15
tp 4.2039964487312E-13 -1.058015618977402E-12 3.423629095976264E-9 -2.883812745050498E-12 1.119739722290142E-9 -1.89110164852675E-13
node 3.34739933856609E-14 -7.072247624717388E-14 -2.883812745050498E-12 4.59672541419505E-8 -4.595706356865999E-8 2.961198084218865E-10
peri 1.191849735662654E-13 -3.032484436732937E-13 1.119739722290142E-9 -4.595706356865999E-8 4.631928975556859E-8 -2.961177321228839E-10
i -5.70674020785085E-16 1.252005820948053E-15 -1.89110164852675E-13 2.961198084218865E-10 -2.961177321228839E-10 1.279176329394038E-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 16.4   n/a MPO468331  

46754 (1998 FX49)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FX49 = 1999 TA134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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