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 ]  
382113 (2011 HG28)
Classification: Main-belt Asteroid          SPK-ID: 2382113
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1988066294200431 8.619e-08  
a 3.098490954812963 6.4701e-08 au
q 2.482490411798107 2.8164e-07 au
i 19.04454233768899 7.0187e-06 deg
node 84.27868318014151 2.9152e-05 deg
peri 144.4257782027294 3.4958e-05 deg
M 163.7141610338745 2.2272e-05 deg
tp 2457694.543131372981
(2016-Nov-02.04313137)
0.00011232 TDB
period 1992.157982217822
5.45
6.2399e-05
1.708e-07
d
yr
n .180708559869946 5.6602e-09 deg/d
Q 3.714491497827819 7.7564e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      4994 days (13.67 yr)  
   first obs. used      2005-03-08  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53785  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:04:37  

Additional Information
 Earth MOID = 1.49329 au 
 Jupiter MOID = 1.42801 au 
 T_jup = 3.109 
[ 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 15.5   n/a MPO277808  
diameter diameter 4.271 km 0.250 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

382113 (2011 HG28)          Discovered 2005-Mar-08 by CSS at Catalina
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Alternate Designations
 2011 HG28 = 2005 EW201 = 2010 GC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin