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 ]  
(2019 QW2)
Classification: Aten [NEO]          SPK-ID: 3843623
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .114067205675407 1.4255e-06  
a .9665583805128555 3.8543e-07 au
q .8563057669256072 1.7192e-06 au
i 6.475110737589589 5.564e-05 deg
node 291.831334465006 0.0003452 deg
peri 268.6562269606953 0.00027153 deg
M 257.5288451666037 0.00017748 deg
tp 2459299.296075384916
(2021-Mar-25.79607539)		 0.00022049 TDB
period 347.0887704583413
0.95		 0.00020761
5.684e-07		 d
yr
n 1.037198638044697 6.204e-07 deg/d
Q 1.076810994100104 4.2939e-07 au
   Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      481 days (1.32 yr)  
   first obs. used      2019-08-24  
   last obs. used      2020-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .51293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 05:20:58  

Additional Information
 Earth MOID = .022522 au 
 Jupiter MOID = 3.89003 au 
 T_jup = 6.234 
[ 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 25.03   .35628 E2020Y24 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-Mar-08 15:43 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin