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97706 (2000 GQ81)
Classification: Main-belt Asteroid          SPK-ID: 2097706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514075689484524 4.4469e-08  
a 3.164832831089577 2.5893e-08 au
q 2.685653186006056 1.3952e-07 au
i 1.677029081282174 5.7636e-06 deg
node 163.2649706672018 0.00016664 deg
peri 84.28476846751599 0.00016764 deg
M 181.9948800092098 1.9335e-05 deg
tp 2460017.344591640463
(2023-Mar-13.84459164)
0.00011534 TDB
period 2056.480470952219
5.63
2.5238e-05
6.91e-08
d
yr
n .1750563669750328 2.1483e-09 deg/d
Q 3.644012476173098 2.9813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      10308 days (28.22 yr)  
   first obs. used      1991-11-06  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60663  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 00:21:47  

Additional Information
 Earth MOID = 1.67265 au 
 Jupiter MOID = 1.38626 au 
 T_jup = 3.185 
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Orbital Elements at Epoch 2456718.5 (2014-Mar-02.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1544181884070314 4.4053e-08  
q 2.67198997258162 1.3833e-07 au
tp 2455911.061610386940
(2011-Dec-15.56161039)
0.00010272 TDB
node 163.3114665850624 0.00016691 deg
peri 84.81007568408332 0.0001679 deg
i 1.674606269745575 5.7696e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      10308 days (28.22 yr)  
   first obs. used      1991-11-06  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60663  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 00:21:47  

Additional Information
 Jupiter MOID = 1.38626 au 
 T_jup = 3.185 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.940655216763415E-15 -6.019252190568938E-15 -2.928535930180776E-13 3.576089546559746E-15 -6.250663289187778E-15 -2.546480710332925E-16
q -6.019252190568938E-15 1.913596064303477E-14 8.573974802260367E-13 -9.42801926774484E-15 4.458211383376222E-14 9.662398502101399E-16
tp -2.928535930180776E-13 8.573974802260367E-13 1.055152379740235E-8 -1.132433444806687E-12 1.88484476600171E-9 8.388581165306965E-13
node 3.576089546559746E-15 -9.42801926774484E-15 -1.132433444806687E-12 2.785957470157903E-8 -2.784755288968077E-8 1.288471215053619E-11
peri -6.250663289187778E-15 4.458211383376222E-14 1.88484476600171E-9 -2.784755288968077E-8 2.819024685015545E-8 -1.272697722457269E-11
i -2.546480710332925E-16 9.662398502101399E-16 8.388581165306965E-13 1.288471215053619E-11 -1.272697722457269E-11 3.328800637089829E-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 14.9   n/a MPO417489  
diameter diameter 4.474 km 1.221 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.106   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97706 (2000 GQ81)          Discovered 2000-Apr-06 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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