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 ]  
117012 (2004 JZ4)
Classification: Main-belt Asteroid          SPK-ID: 2117012
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635412653147268 4.1543e-08  
a 2.7568714761271 2.1089e-08 au
q 2.306009226611196 1.1893e-07 au
i .6204736504893679 6.2336e-06 deg
node 354.2362167798366 0.00036135 deg
peri 239.0488238234535 0.00036195 deg
M 96.0205118607426 2.4047e-05 deg
tp 2458154.551484193077
(2018-Feb-05.05148419)		 0.00010852 TDB
period 1671.949696782742
4.58		 1.9184e-05
5.252e-08		 d
yr
n .2153174827524608 2.4706e-09 deg/d
Q 3.207733725643005 2.4537e-08 au
   Orbit Determination Parameters
   # obs. used (total)      441  
   data-arc span      7545 days (20.66 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61659  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:47:05  

Additional Information
 Earth MOID = 1.29502 au 
 Jupiter MOID = 1.79151 au 
 T_jup = 3.324 
[ 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 15.8   n/a MPO453640  
diameter diameter 4.049 km 1.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117012 (2004 JZ4)          Discovered 2004-May-11 by Broughton, J. at Reedy Creek
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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 2019-Dec-14 21:20 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin