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 ]  
(2020 DX2)
Classification: Apollo [NEO]          SPK-ID: 54000000
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | 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.


Orbital Elements at Epoch 2458900.5 (2020-Feb-21.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6118683094607185 0.0041197  
a 2.24619851812945 0.023186 au
q .8718208281284123 0.00025579 au
i 9.858420927755869 0.046628 deg
node 327.3563962713653 0.026709 deg
peri 247.8972241534726 0.034924 deg
M 347.2934793153528 0.2203 deg
tp 2458943.900504556336
(2020-Apr-04.40050456)		 0.080482 TDB
period 1229.619187505754
3.37		 19.039
0.05213		 d
yr
n .2927735705964781 0.0045332 deg/d
Q 3.620576208130487 0.037373 au
   Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      5 days  
   first obs. used      2020-02-20  
   last obs. used      2020-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .51607  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 07:29:04  

Additional Information
 Earth MOID = .0548876 au 
 Jupiter MOID = 1.54727 au 
 T_jup = 3.341 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.697174375158974E-5 -1.047659397213827E-6 -.0003313537135248726 .0001100297488460721 -.0001421566655664571 .0001920914005587523
q -1.047659397213827E-6 6.542606974523663E-8 2.037636437348887E-5 -6.789680370630589E-6 8.627474818304787E-6 -1.185996244630467E-5
tp -.0003313537135248726 2.037636437348887E-5 .006477364558784946 -.002148450906014334 .002790728552899402 -.003750127216023423
node .0001100297488460721 -6.789680370630589E-6 -.002148450906014334 .0007133830424486629 -.000922126191503651 .00124538116233263
peri -.0001421566655664571 8.627474818304787E-6 .002790728552899402 -.000922126191503651 .00121971772831333 -.001608564763785439
i .0001920914005587523 -1.185996244630467E-5 -.003750127216023423 .00124538116233263 -.001608564763785439 .002174193726158185

[ 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 23.497   .27916 2 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
2020-Feb-25 22:33 00:03 Earth 0.115768110433521 0.113985527299091 0.117550684989291 17.1756642576694 17.1743241897446 2458905.439568011 2.68945978787807 88876.106688266 365.195673605342 0.00298653953527035 150.216455118474 T 2 CATAB v2.0f-lin.ifort 2020-Feb-26 07:29:06 2020-Feb-26 07:29
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-16 09:51 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin