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JPL Small-Body Database Browser
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(2015 GA1)
Classification: Apollo [NEO]          SPK-ID: 3715509
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6095495541710136 3.1053e-06  
a 1.991653190451806 1.6543e-05 au
q .7776418761486309 9.4205e-07 au
i 5.172909384391814 7.0595e-05 deg
node 202.58136433833 1.3595e-05 deg
peri 69.55208884453647 0.00018587 deg
M 281.0411637373607 0.007926 deg
tp 2459225.673479817523
(2021-Jan-11.17347982)
0.025409 TDB
period 1026.641938651067
2.81
0.012791
3.502e-05
d
yr
n .3506577964981773 4.3688e-06 deg/d
Q 3.205664504754982 2.6626e-05 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      8 days  
   first obs. used      2015-04-10  
   last obs. used      2015-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .36386  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 07:06:33  

Additional Information
 Earth MOID = .00533681 au 
 Jupiter MOID = 1.96001 au 
 T_jup = 3.590 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457124.5 (2015-Apr-12.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6102890738935567 3.09e-06  
q .7793735216392912 9.2972e-07 au
tp 2457172.275519603468
(2015-May-29.77551960)
0.00012701 TDB
node 202.6560943047573 1.4167e-05 deg
peri 69.28222490029219 0.00018077 deg
i 5.243730918135679 6.9011e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      66  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      8 days  
   first obs. used      2015-04-10  
   last obs. used      2015-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .36386  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 07:06:33  

Additional Information
 Jupiter MOID = 1.96001 au 
 T_jup = 3.590 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.548362841306408E-12 5.729290960345273E-13 -3.595126926521227E-10 -1.891072851561248E-11 -3.755318934219288E-10 1.564340790393024E-10
q 5.729290960345273E-13 8.643799725582E-13 -6.674671784337128E-11 -4.717248529462327E-12 -1.430681644192257E-10 2.891193389108954E-11
tp -3.595126926521227E-10 -6.674671784337128E-11 1.613207014842361E-8 8.635021066129077E-10 2.089143641831986E-8 -6.660127709284245E-9
node -1.891072851561248E-11 -4.717248529462327E-12 8.635021066129077E-10 2.00691821927908E-10 1.069150277600555E-9 -2.869849247353059E-10
peri -3.755318934219288E-10 -1.430681644192257E-10 2.089143641831986E-8 1.069150277600555E-9 3.267660024514135E-8 -8.775130983905641E-9
i 1.564340790393024E-10 2.891193389108954E-11 -6.660127709284245E-9 -2.869849247353059E-10 -8.775130983905641E-9 4.762560546116944E-9

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.6   n/a MPO337001  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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