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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 
[ show covariance matrix ]

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2018-Jun-18 04:24 < 00:01 Jupiter 0.988839662429643 0.988819196842623 0.988860129427791 26.1890985409538 26.1563705024559 2458287.683234988 0.617474984113759 2179.47847565036 256.641102181413 -62.8474905436031 509527.469805025 T 13 CATAB v2.0f-lin.ifort 2020-Sep-28 08:46:48 2020-Sep-28 08:46
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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