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101788 (1999 GN33)
Classification: Main-belt Asteroid          SPK-ID: 2101788
[ 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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1470741632805635 4.0649e-08  
a 2.604086029473776 1.2163e-08 au
q 2.221092255578315 1.042e-07 au
i 13.57375157283471 4.8889e-06 deg
node 32.08503278733406 1.5209e-05 deg
peri 26.73140657280135 2.1549e-05 deg
M 150.1325371949258 1.7656e-05 deg
tp 2458360.391282700709
(2018-Aug-29.89128270)		 7.2643e-05 TDB
period 1534.904708421414
4.20		 1.0754e-05
2.944e-08		 d
yr
n .2345422474925138 1.6432e-09 deg/d
Q 2.987079803369236 1.3952e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1695  
   data-arc span      7764 days (21.26 yr)  
   first obs. used      1999-04-12  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:30  

Additional Information
 Earth MOID = 1.23972 au 
 Jupiter MOID = 2.4375 au 
 T_jup = 3.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457383.5 (2015-Dec-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1467933986184259 4.0597e-08  
q 2.222661821184258 1.0404e-07 au
tp 2456826.630732680327
(2014-Jun-18.13073268)		 6.7456e-05 TDB
node 32.09478188483503 1.5209e-05 deg
peri 27.14201931030175 2.1577e-05 deg
i 13.57206927563782 4.8881e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1695  
   data-arc span      7764 days (21.26 yr)  
   first obs. used      1999-04-12  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:30  

Additional Information
 Jupiter MOID = 2.4375 au 
 T_jup = 3.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.648076898687913E-15 -4.203702800473143E-15 -1.18967572601878E-13 6.223063583150552E-16 -6.569900799234921E-14 -2.327801440245126E-15
q -4.203702800473143E-15 1.082379271400659E-14 6.118001290216861E-13 -6.477966069071941E-16 2.404411678696835E-13 6.081844908538804E-15
tp -1.18967572601878E-13 6.118001290216861E-13 4.550310283273707E-9 7.706751289292753E-12 1.040849260411676E-9 -3.088104351645048E-12
node 6.223063583150552E-16 -6.477966069071941E-16 7.706751289292753E-12 2.313273503182015E-10 -2.227556021716002E-10 -6.005687011188671E-12
peri -6.569900799234921E-14 2.404411678696835E-13 1.040849260411676E-9 -2.227556021716002E-10 4.655481131200431E-10 5.219327367551338E-12
i -2.327801440245126E-15 6.081844908538804E-15 -3.088104351645048E-12 -6.005687011188671E-12 5.219327367551338E-12 2.389337624733968E-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 13.77   n/a E2021B55  
diameter diameter 7.584 km 1.799 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.122   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

101788 (1999 GN33)          Discovered 1999-Apr-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1999 GN33 = 2001 QF79 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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