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 ]  
(2021 DF2)
Classification: Amor [NEO]          SPK-ID: 54125411
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2458221971233848 0.00048787  
a 1.548468631614853 0.0013303 au
q 1.167820670414649 0.0002536 au
i 6.009851344739778 0.0093929 deg
node 131.0880910536683 0.018717 deg
peri 18.08458106768019 0.031171 deg
M 331.4985306088424 0.046918 deg
tp 2459256.220729638137
(2021-Feb-10.72072964)
0.022613 TDB
period 703.8045089686702
1.93
0.90694
0.002483
d
yr
n .5115056743917867 0.00065914 deg/d
Q 1.929116592815058 0.0016573 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      26 days  
   first obs. used      2021-02-22  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .50773  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:26:13  

Additional Information
 Earth MOID = .182506 au 
 Jupiter MOID = 3.07225 au 
 T_jup = 4.412 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.76   .28087 E2021-DA1 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-21 21:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin