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(A/2019 G2)
Classification: TransNeptunian Object          SPK-ID: 3841497
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458767.5 (2019-Oct-11.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .996720616983225 4.0974e-06  
a 698.7119856739691 0.8732 au
q 2.291344219436348 8.9693e-07 au
i 159.2114352366943 1.551e-05 deg
node 208.1426570508383 4.4932e-05 deg
peri 82.65345160550403 5.281e-05 deg
M 359.9967944766894 6.0097e-06 deg
tp 2458827.567859367000
(2019-Dec-10.06785937)
0.00010784 TDB
period 6745990.366231258
18469.52
12646
34.62
d
yr
n 5.336503322063281E-5 1.0004e-07 deg/d
Q 1395.132627128502 1.7435 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      564 days (1.54 yr)  
   first obs. used      2019-02-27  
   last obs. used      2020-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .44911  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-28 08:45:55  

Additional Information
 Earth MOID = 1.41332 au 
 Jupiter MOID = .184493 au 
 T_jup = -1.746 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.678886828705532E-11 2.669969059268423E-12 -4.941268477138035E-11 1.873279049574342E-11 -9.770486660784125E-12 -3.75746507857486E-12
q 2.669969059268423E-12 8.044843711870169E-13 -7.234452240364451E-12 2.612180302109256E-12 -5.848033925147594E-12 -1.754096708662797E-12
tp -4.941268477138035E-11 -7.234452240364451E-12 1.162990650813138E-8 -1.812902270592191E-10 3.181236869608933E-9 -3.045766676183087E-11
node 1.873279049574342E-11 2.612180302109256E-12 -1.812902270592191E-10 2.01892448832166E-9 1.821026266083277E-9 1.48461965614478E-10
peri -9.770486660784125E-12 -5.848033925147594E-12 3.181236869608933E-9 1.821026266083277E-9 2.788858465019715E-9 1.492493966467564E-10
i -3.75746507857486E-12 -1.754096708662797E-12 -3.045766676183087E-11 1.48461965614478E-10 1.492493966467564E-10 2.405460339593105E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.355   .60567 13 autocmod 2.8

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