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 ]  
506479 (2003 HB57)
Classification: TransNeptunian Object          SPK-ID: 2506479
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7659614567569101 0.00092613  
a 162.9499290020568 0.67174 au
q 38.13656400520632 0.0063039 au
i 15.49930297201229 0.000307 deg
node 197.8829872474494 0.00039433 deg
peri 11.19872297083309 0.0089048 deg
M 1.923957837790338 0.012159 deg
tp 2454940.063341639297
(2009-Apr-18.56334164)
1.6238 TDB
period 759765.7122718855
2080.13
4698
12.86
d
yr
n .0004738302797628388 2.93e-06 deg/d
Q 287.7632939989074 1.1863 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      5090 days (13.94 yr)  
   first obs. used      2003-04-26  
   last obs. used      2017-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .12568  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 19:05:31  

Additional Information
 Earth MOID = 37.1333 au 
 Jupiter MOID = 32.6862 au 
 T_jup = 6.966 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.4   n/a MPO140115  

506479 (2003 HB57)          Discovered 2003-Apr-26 by Mauna Kea at Mauna Kea
Reference: Last Updated: 2017-12-07
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-30 22:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin