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 ]  
357487 (2004 JG39)
Classification: Outer Main-belt Asteroid          SPK-ID: 2357487
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07348353866178281 6.2942e-08  
a 3.201389216570787 4.9289e-08 au
q 2.966139808303493 2.0177e-07 au
i 13.89940913270767 6.5611e-06 deg
node 108.550756664184 3.4891e-05 deg
peri 158.6055901988868 7.4345e-05 deg
M 187.5883517489274 7.0132e-05 deg
tp 2459602.505825464056
(2022-Jan-23.00582546)
0.0004167 TDB
period 2092.2141910143
5.73
4.8318e-05
1.323e-07
d
yr
n .1720665128580707 3.9737e-09 deg/d
Q 3.436638624838081 5.2911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      6677 days (18.28 yr)  
   first obs. used      2000-09-26  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6935  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:28:43  

Additional Information
 Earth MOID = 1.95356 au 
 Jupiter MOID = 1.72315 au 
 T_jup = 3.144 
[ 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 15.2   n/a MPO427814  

357487 (2004 JG39)          Discovered 2004-May-14 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ 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-08 01:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin