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JPL Small-Body Database Browser
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91286 (1999 FB17)
Classification: Main-belt Asteroid          SPK-ID: 2091286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862268971794808 3.9146e-08  
a 2.382588465891473 1.0565e-08 au
q 1.938886408632885 9.0181e-08 au
i 1.400471862048833 5.0245e-06 deg
node 13.859964666198 0.00014605 deg
peri 291.7296908772693 0.00014669 deg
M 137.6396012274379 1.535e-05 deg
tp 2458486.914345664948
(2019-Jan-03.41434566)
5.547e-05 TDB
period 1343.296797664374
3.68
8.9347e-06
2.446e-08
d
yr
n .2679973633719231 1.7825e-09 deg/d
Q 2.826290523150062 1.2532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      708  
   data-arc span      7629 days (20.89 yr)  
   first obs. used      1999-03-10  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:27:14  

Additional Information
 Earth MOID = .924394 au 
 Jupiter MOID = 2.41616 au 
 T_jup = 3.513 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456949.5 (2014-Oct-19.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1868290723402708 3.9143e-08  
q 1.936819292788267 9.0226e-08 au
tp 2457144.833635550957
(2015-May-02.33363555)
5.1419e-05 TDB
node 13.89889541506349 0.00014582 deg
peri 291.8910506416053 0.00014645 deg
i 1.40239887608673 5.027e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      708  
   data-arc span      7629 days (20.89 yr)  
   first obs. used      1999-03-10  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:27:14  

Additional Information
 Jupiter MOID = 2.41616 au 
 T_jup = 3.513 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.53219857330672E-15 -3.518332260018683E-15 7.603105905184266E-13 -2.808217414442978E-15 1.488800609504656E-13 -5.629694253180683E-16
q -3.518332260018683E-15 8.140679825100325E-15 -1.652357235725693E-12 6.205344396034093E-15 -3.202726556410133E-13 1.335302187451927E-15
tp 7.603105905184266E-13 -1.652357235725693E-12 2.643963807393927E-9 1.820324830184766E-12 7.052619063459244E-10 -8.165438484392851E-13
node -2.808217414442978E-15 6.205344396034093E-15 1.820324830184766E-12 2.126246526541245E-8 -2.125464281616137E-8 -3.95743092963748E-12
peri 1.488800609504656E-13 -3.202726556410133E-13 7.052619063459244E-10 -2.125464281616137E-8 2.144794061272864E-8 3.753971478200435E-12
i -5.629694253180683E-16 1.335302187451927E-15 -8.165438484392851E-13 -3.95743092963748E-12 3.753971478200435E-12 2.527111549825767E-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 15.9   n/a MPO432451  

91286 (1999 FB17)          Discovered 1999-Mar-23 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 FB17 = 2000 NG22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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