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(A/2019 G4)
Classification: Hyperbolic Asteroid          SPK-ID: 3841499
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458874.5 (2020-Jan-26.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000555802360877 1.5787e-05  
a -10540.75344271161 299.37 au
q 5.858575648880779 3.1288e-05 au
i 138.3818143486466 7.206e-05 deg
node 130.4668082397206 6.3102e-05 deg
peri 287.872134505329 0.0005668 deg
M .0004529310193356857 1.9293e-05 deg
tp 2458377.180517344137
(2018-Sep-15.68051734)
0.0045665 TDB
period n/a
n/a
n/a
n/a
d
yr
n 9.107445719135572E-7 3.8799e-08 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      582 days (1.59 yr)  
   first obs. used      2019-04-09  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .54547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-17 12:39:52  

Additional Information
 Earth MOID = 5.11548 au 
 Jupiter MOID = 2.41725 au 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.73   .70453 21 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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