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 ]  
362227 (2009 HW93)
Classification: Main-belt Asteroid          SPK-ID: 2362227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .131880018670375 4.892e-08  
a 2.695052824731409 2.7508e-08 au
q 2.339629207888184 1.4223e-07 au
i 11.33939464215254 7.3107e-06 deg
node 115.6197706027886 3.2041e-05 deg
peri 61.38645851984614 4.6274e-05 deg
M 269.1295085137263 3.5728e-05 deg
tp 2459608.415047467022
(2022-Jan-28.91504747)
0.00016365 TDB
period 1616.029743938492
4.42
2.4742e-05
6.774e-08
d
yr
n .2227681769783701 3.4106e-09 deg/d
Q 3.050476441574634 3.1136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      6671 days (18.26 yr)  
   first obs. used      2002-10-11  
   last obs. used      2021-01-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5528  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:38:44  

Additional Information
 Earth MOID = 1.36938 au 
 Jupiter MOID = 1.99919 au 
 T_jup = 3.330 
[ 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 17.00   n/a MPCxxxxx  

362227 (2009 HW93)          Discovered 2009-Apr-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29

[ 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 2021-Jun-19 02:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin