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18650 (1998 FX10)
Classification: Main-belt Asteroid          SPK-ID: 2018650
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01810420050144525 3.8734e-08  
a 2.742871398253857 1.1512e-08 au
q 2.693213904510189 1.06e-07 au
i 5.248684504991928 4.6237e-06 deg
node 351.9182084758378 4.1208e-05 deg
peri 58.73322545051202 0.00012856 deg
M 178.2301715019466 0.00012186 deg
tp 2458575.042082505065
(2019-Apr-01.54208251)
0.00056076 TDB
period 1659.23001591763
4.54
1.0446e-05
2.86e-08
d
yr
n .2169681096330117 1.366e-09 deg/d
Q 2.792528891997524 1.1721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1730  
   data-arc span      9413 days (25.77 yr)  
   first obs. used      1995-09-21  
   last obs. used      2021-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:35:52  

Additional Information
 Earth MOID = 1.70343 au 
 Jupiter MOID = 2.25124 au 
 T_jup = 3.343 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457252.5 (2015-Aug-18.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .015835131878955 3.8349e-08  
q 2.700953659122934 1.045e-07 au
tp 2456920.007367674664
(2014-Sep-19.50736767)
0.00064553 TDB
node 351.9559676198483 4.1182e-05 deg
peri 60.04308605432472 0.0001463 deg
i 5.251001813341243 4.6226e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1730  
   data-arc span      9413 days (25.77 yr)  
   first obs. used      1995-09-21  
   last obs. used      2021-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:35:52  

Additional Information
 Jupiter MOID = 2.25124 au 
 T_jup = 3.343 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.470672933487717E-15 -3.984209167204706E-15 -4.746603487531169E-12 -5.003723756226061E-15 -1.061378609151384E-12 1.666539472053936E-16
q -3.984209167204706E-15 1.092034925784447E-14 1.393293623030005E-11 1.37834555564898E-14 3.112692164706265E-12 -4.618449710003738E-16
tp -4.746603487531169E-12 1.393293623030005E-11 4.167130611172524E-7 -3.916552754588793E-11 9.063301191446465E-8 -2.259014615174985E-11
node -5.003723756226061E-15 1.37834555564898E-14 -3.916552754588793E-11 1.695976326944883E-9 -1.696988148321822E-9 1.320792587439583E-11
peri -1.061378609151384E-12 3.112692164706265E-12 9.063301191446465E-8 -1.696988148321822E-9 2.14030504103518E-8 -1.804812137689421E-11
i 1.666539472053936E-16 -4.618449710003738E-16 -2.259014615174985E-11 1.320792587439583E-11 -1.804812137689421E-11 2.136833145501186E-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 14.06   n/a MPO614063  

18650 (1998 FX10)          Discovered 1998-Mar-24 by ODAS at Caussols
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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