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 ]  
324757 (2007 GB4)
Classification: Main-belt Asteroid          SPK-ID: 2324757
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05802742837308699 1.0656e-07  
a 2.983624838531625 4.8316e-08 au
q 2.810492761921568 3.3248e-07 au
i 9.515288826345778 1.4138e-05 deg
node 55.75714770060247 9.3667e-05 deg
peri 242.9361348558137 0.00024431 deg
M 102.2112593093047 0.00021994 deg
tp 2458466.045194703065
(2018-Dec-13.54519470)
0.001157 TDB
period 1882.412282238474
5.15
4.5725e-05
1.252e-07
d
yr
n .1912439710454425 4.6454e-09 deg/d
Q 3.156756915141683 5.112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      7320 days (20.04 yr)  
   first obs. used      1999-10-14  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54913  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 09:12:48  

Additional Information
 Earth MOID = 1.8103 au 
 Jupiter MOID = 1.96231 au 
 T_jup = 3.235 
[ 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 16.0   n/a MPO494718  

324757 (2007 GB4)          Discovered 2007-Apr-06 by Charleston at Charleston
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

[ show close-approach data ]
Alternate Designations
 2007 GB4 = 1999 TW85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-27 23:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin