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 ]  
56517 (2000 HU20)
Classification: Main-belt Asteroid          SPK-ID: 2056517
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2104715429037334 3.7152e-08  
a 2.261730713147257 1.0304e-08 au
q 1.785700760318392 8.6021e-08 au
i 5.421761940850033 3.9898e-06 deg
node 155.4266934181946 3.6596e-05 deg
peri 154.1484522161576 3.7855e-05 deg
M 142.5570484400912 8.6014e-06 deg
tp 2458108.521680806147
(2017-Dec-21.02168081)
2.8602e-05 TDB
period 1242.395215443995
3.40
8.4899e-06
2.324e-08
d
yr
n .2897628673427776 1.9801e-09 deg/d
Q 2.737760665976121 1.2472e-08 au
  Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      9425 days (25.80 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56808  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:25:29  

Additional Information
 Earth MOID = .772428 au 
 Jupiter MOID = 2.53835 au 
 T_jup = 3.584 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO468457  

56517 (2000 HU20)          Discovered 2000-Apr-27 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 HU20 = 1993 FF17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-19 16:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin