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79991 (1999 FW3)
Classification: Main-belt Asteroid          SPK-ID: 2079991
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06624718030729615 3.7298e-08  
a 2.949052644380289 1.6247e-08 au
q 2.75368622211232 1.1195e-07 au
i 1.679878005103868 3.6562e-06 deg
node 184.6656343053109 0.0001383 deg
peri 62.99317330417279 0.00014175 deg
M .9296305697708273 2.9288e-05 deg
tp 2458995.723276415307
(2020-May-26.22327642)
0.00015051 TDB
period 1849.789095160026
5.06
1.5287e-05
4.185e-08
d
yr
n .1946167814168329 1.6083e-09 deg/d
Q 3.144419066648259 1.7324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1267  
   data-arc span      7832 days (21.44 yr)  
   first obs. used      1999-03-14  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53622  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:21:14  

Additional Information
 Earth MOID = 1.74042 au 
 Jupiter MOID = 1.86055 au 
 T_jup = 3.266 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457085.5 (2015-Mar-04.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06489330940408795 3.7311e-08  
q 2.75711462606078 1.1171e-07 au
tp 2457142.013863801084
(2015-Apr-29.51386380)
0.00016064 TDB
node 184.6903622004955 0.00013832 deg
peri 62.21703352694101 0.00014192 deg
i 1.679584128067165 3.6566e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1267  
   data-arc span      7832 days (21.44 yr)  
   first obs. used      1999-03-14  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53622  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:21:14  

Additional Information
 Jupiter MOID = 1.86055 au 
 T_jup = 3.266 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.392114783581283E-15 -4.129132218785747E-15 2.470223239799603E-13 5.830291279879124E-15 5.780067603952898E-14 -4.937174783424256E-16
q -4.129132218785747E-15 1.247995412162601E-14 -1.892573918557212E-12 -1.852577089520615E-14 -4.027227938210635E-13 1.682317930427411E-15
tp 2.470223239799603E-13 -1.892573918557212E-12 2.580626310236809E-8 3.192713444584858E-11 5.124956311064488E-9 -4.721890677713077E-13
node 5.830291279879124E-15 -1.852577089520615E-14 3.192713444584858E-11 1.913233395819915E-8 -1.911736507623768E-8 5.728649365659499E-11
peri 5.780067603952898E-14 -4.027227938210635E-13 5.124956311064488E-9 -1.911736507623768E-8 2.01405448839651E-8 -5.735541326257666E-11
i -4.937174783424256E-16 1.682317930427411E-15 -4.721890677713077E-13 5.728649365659499E-11 -5.735541326257666E-11 1.337055739066201E-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 14.3   n/a MPO436340  

79991 (1999 FW3)          Discovered 1999-Mar-19 by Osservatorio San Vittore at Bologna
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 FW3 = 2001 SJ25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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