Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
(A/2019 G2)
Classification: TransNeptunian Object          SPK-ID: 3841497
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


[ revert to old Java-based viewer ]

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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-01 10:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin