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66114 (1998 SG68)
Classification: Main-belt Asteroid          SPK-ID: 2066114
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07839965674025612 4.7287e-08  
a 3.102721372249753 2.4712e-08 au
q 2.859469081704716 1.4786e-07 au
i 14.78190132257606 4.9243e-06 deg
node 239.6316632231336 1.8144e-05 deg
peri 137.183629350206 3.9933e-05 deg
M 40.28157593165646 3.1727e-05 deg
tp 2459173.134268477723
(2020-Nov-19.63426848)
0.00017685 TDB
period 1996.239260461157
5.47
2.3849e-05
6.53e-08
d
yr
n .1803391041997818 2.1545e-09 deg/d
Q 3.34597366279479 2.6649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      865  
   data-arc span      22052 days (60.38 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49806  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:19:35  

Additional Information
 Earth MOID = 1.88151 au 
 Jupiter MOID = 2.10309 au 
 T_jup = 3.166 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457634.5 (2016-Sep-03.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08247302232250002 4.8027e-08  
q 2.84574676873723 1.5065e-07 au
tp 2457162.999533047078
(2015-May-20.49953305)
0.00017194 TDB
node 239.7156311500983 1.814e-05 deg
peri 134.9626877989382 3.7776e-05 deg
i 14.78527615585737 4.9337e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      865  
   data-arc span      22052 days (60.38 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49806  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:19:35  

Additional Information
 Jupiter MOID = 2.10309 au 
 T_jup = 3.166 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.306564124330413E-15 -7.155481996097708E-15 2.953476437388229E-13 -3.310012546701458E-15 7.030068339584937E-14 -6.783738889826735E-15
q -7.155481996097708E-15 2.269550669246993E-14 -2.592511028138421E-12 1.125982078416282E-14 -5.227113406854949E-13 2.238671340020677E-14
tp 2.953476437388229E-13 -2.592511028138421E-12 2.956308529230448E-8 2.926768164728579E-13 5.722724537835955E-9 2.580842209360365E-12
node -3.310012546701458E-15 1.125982078416282E-14 2.926768164728579E-13 3.290743806573498E-10 -3.178381779774703E-10 -2.519811477231564E-11
peri 7.030068339584937E-14 -5.227113406854949E-13 5.722724537835955E-9 -3.178381779774703E-10 1.427010369211646E-9 2.485751086779083E-11
i -6.783738889826735E-15 2.238671340020677E-14 2.580842209360365E-12 -2.519811477231564E-11 2.485751086779083E-11 2.434188660234458E-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 14.47   n/a E2021B10  

66114 (1998 SG68)          Discovered 1998-Sep-19 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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