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 ]  
(2011 DW)
Classification: Aten [NEO]          SPK-ID: 3557844
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .275313454978774 5.1687e-07  
a .839724743570918 1.4604e-09 au
q .6085372231872435 4.331e-07 au
i 25.08403233191489 7.6214e-05 deg
node 159.5554682958092 3.203e-06 deg
peri 152.6462700191623 8.2312e-05 deg
M 130.7564680753791 0.00016486 deg
tp 2459098.414388902514
(2020-Sep-05.91438890)
0.00012892 TDB
period 281.0631132519478
0.77
7.3321e-07
2.007e-09
d
yr
n 1.280851107905051 3.3414e-09 deg/d
Q 1.070912263954592 1.8625e-09 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      3664 days (10.03 yr)  
   first obs. used      2011-02-23  
   last obs. used      2021-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55545  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-22 06:19:36  

Additional Information
 Earth MOID = .0331454 au 
 Jupiter MOID = 4.24004 au 
 T_jup = 6.896 
[ 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 22.87   n/a E2021-DA1  

[ 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-13 10:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin