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 ]  
(2018 DF4)
Classification: TransNeptunian Object          SPK-ID: 3799767
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9834439245668898 3.5664e-06  
a 96.67632584664608 0.020738 au
q 1.600580543313016 1.5091e-06 au
i 68.20409518408843 7.7023e-05 deg
node 319.4553078173238 1.849e-05 deg
peri 278.5652191969874 4.0228e-05 deg
M .8368276776820852 0.00026893 deg
tp 2458393.428210498143
(2018-Oct-01.92821050)
0.00038153 TDB
period 347199.1330705583
950.58
111.71
0.3058
d
yr
n .001036868948422288 3.3362e-07 deg/d
Q 191.7520711499791 0.041132 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      559 days (1.53 yr)  
   first obs. used      2018-01-15  
   last obs. used      2019-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .37411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:23:37  

Additional Information
 Earth MOID = 1.16364 au 
 Jupiter MOID = 1.02414 au 
 T_jup = 0.634 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO477904  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-18 12:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin