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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
382049 (2011 DW22)
Classification: Main-belt Asteroid          SPK-ID: 2382049
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1479618497510808 4.4405e-06  
a 2.530648421153189 6.7586e-08 au
q 2.15620899968971 1.1188e-05 au
i 4.604093182591133 1.0658e-05 deg
node 145.3738714138437 0.00016135 deg
peri 220.3675729735943 0.00094318 deg
M 276.9187921232914 0.0011751 deg
tp 2459339.848901978189
(2021-May-05.34890198)
0.0048116 TDB
period 1470.436068929572
4.03
5.8907e-05
1.613e-07
d
yr
n .2448253328429763 9.8079e-09 deg/d
Q 2.905087842616667 7.7587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      8796 days (24.08 yr)  
   first obs. used      1995-03-26  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .6874  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:57:38  

Additional Information
 Earth MOID = 1.15656 au 
 Jupiter MOID = 2.55362 au 
 T_jup = 3.431 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO434367  

382049 (2011 DW22)          Discovered 2007-Mar-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-26 20:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin