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101771 (1999 FB58)
Classification: Main-belt Asteroid          SPK-ID: 2101771
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09853638758195141 3.2865e-08  
a 2.566514901845161 1.0598e-08 au
q 2.313619794742093 8.348e-08 au
i 14.34043959751969 5.3303e-06 deg
node 344.1312130451743 1.5749e-05 deg
peri 72.94923408048643 3.5987e-05 deg
M 162.3903781947789 3.0453e-05 deg
tp 2458323.058333505448
(2018-Jul-23.55833351)
0.00012666 TDB
period 1501.806958325563
4.11
9.3025e-06
2.547e-08
d
yr
n .2397112345260281 1.4848e-09 deg/d
Q 2.81941000894823 1.1643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      992  
   data-arc span      7770 days (21.27 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58273  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:36  

Additional Information
 Earth MOID = 1.3672 au 
 Jupiter MOID = 2.48705 au 
 T_jup = 3.382 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456635.5 (2013-Dec-09.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0971814561791367 3.2875e-08  
q 2.317613448075352 8.3389e-08 au
tp 2456822.883234034772
(2014-Jun-14.38323403)
0.00012851 TDB
node 344.1624748076272 1.5757e-05 deg
peri 73.54666256800532 3.6378e-05 deg
i 14.3358820663643 5.3291e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      992  
   data-arc span      7770 days (21.27 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58273  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:36  

Additional Information
 Jupiter MOID = 2.48705 au 
 T_jup = 3.382 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.080788994037832E-15 -2.723521623755915E-15 1.208188285653189E-13 -3.658473079603941E-15 3.370679627973086E-15 -2.916221785221918E-15
q -2.723521623755915E-15 6.953776179870381E-15 -3.43450842127267E-13 9.942645787567437E-15 -2.336754545651596E-14 7.289943492138344E-15
tp 1.208188285653189E-13 -3.43450842127267E-13 1.651424705813597E-8 -3.874310878905539E-11 4.224484218786114E-9 -2.575028629558897E-11
node -3.658473079603941E-15 9.942645787567437E-15 -3.874310878905539E-11 2.482967238238695E-10 -2.49965073099515E-10 -2.206509883329445E-11
peri 3.370679627973086E-15 -2.336754545651596E-14 4.224484218786114E-9 -2.49965073099515E-10 1.323381114984917E-9 1.489133919536652E-11
i -2.916221785221918E-15 7.289943492138344E-15 -2.575028629558897E-11 -2.206509883329445E-11 1.489133919536652E-11 2.839964803370798E-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 14.9   n/a MPO366391  
rotation period rot_per 4.69 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2011) Minor Planet Bull. 38, 142-149.]

101771 (1999 FB58)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 FB58 = 2001 QN135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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