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JPL Small-Body Database Browser
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58768 (1998 FQ40)
Classification: Main-belt Asteroid          SPK-ID: 2058768
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009645412332268 3.7678e-08  
a 2.331600381638812 1.1956e-08 au
q 2.096191418767432 9.0574e-08 au
i 6.538915922925531 5.416e-06 deg
node 185.3510380264409 3.5377e-05 deg
peri 78.43344465082495 4.4917e-05 deg
M 10.89602945085668 2.8762e-05 deg
tp 2458961.140880787408
(2020-Apr-21.64088079)
0.00010379 TDB
period 1300.407912849317
3.56
1.0003e-05
2.739e-08
d
yr
n .2768362115016709 2.1294e-09 deg/d
Q 2.567009344510191 1.3163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      557  
   data-arc span      10187 days (27.89 yr)  
   first obs. used      1991-04-10  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58816  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:36:13  

Additional Information
 Earth MOID = 1.09275 au 
 Jupiter MOID = 2.49004 au 
 T_jup = 3.555 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456918.5 (2014-Sep-18.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1012363499234792 3.7744e-08  
q 2.094589515906434 9.07e-08 au
tp 2456360.211974015938
(2013-Mar-08.71197402)
9.767e-05 TDB
node 185.4143120579181 3.5411e-05 deg
peri 78.1081399202739 4.4848e-05 deg
i 6.535947906438206 5.4147e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      557  
   data-arc span      10187 days (27.89 yr)  
   first obs. used      1991-04-10  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58816  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:36:13  

Additional Information
 Jupiter MOID = 2.49004 au 
 T_jup = 3.555 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.424642736371316E-15 -3.399998937427994E-15 -5.091627279128292E-13 2.946635321466286E-15 -1.176834930919953E-13 -2.446225560001317E-16
q -3.399998937427994E-15 8.226570306095649E-15 1.375241577403623E-12 -7.244044101563751E-15 3.363156316461831E-13 9.728877585507984E-16
tp -5.091627279128292E-13 1.375241577403623E-12 9.539431748455778E-9 1.755030748550348E-12 2.696874930029112E-9 4.063657085156767E-12
node 2.946635321466286E-15 -7.244044101563751E-15 1.755030748550348E-12 1.253927220131264E-9 -1.244726543251319E-9 -7.87600093773311E-12
peri -1.176834930919953E-13 3.363156316461831E-13 2.696874930029112E-9 -1.244726543251319E-9 2.011383796904546E-9 9.007211652297015E-12
i -2.446225560001317E-16 9.728877585507984E-16 4.063657085156767E-12 -7.87600093773311E-12 9.007211652297015E-12 2.93189069053479E-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 16.1   n/a MPO468488  

58768 (1998 FQ40)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FQ40 = 1999 RH80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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