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 ]  
59492 (1999 JU4)
Classification: Main-belt Asteroid          SPK-ID: 2059492
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .201279973006769 4.5335e-08  
a 2.655885374792666 1.6571e-08 au
q 2.121308838245326 1.2134e-07 au
i 15.2999484012836 6.5929e-06 deg
node 225.9137875939232 2.0003e-05 deg
peri 38.60530286093123 2.6944e-05 deg
M 197.5854330895391 1.9053e-05 deg
tp 2459313.738693172089
(2021-Apr-09.23869317)
8.7036e-05 TDB
period 1580.929188965587
4.33
1.4796e-05
4.051e-08
d
yr
n .2277141838563627 2.1311e-09 deg/d
Q 3.190461911340007 1.9906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      8091 days (22.15 yr)  
   first obs. used      1996-11-05  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53151  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:39:01  

Additional Information
 Earth MOID = 1.12719 au 
 Jupiter MOID = 1.9158 au 
 T_jup = 3.309 
[ 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 15.0   n/a MPO381683  

59492 (1999 JU4)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JU4 = 1996 VF13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-21 11:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin