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
JPL Small-Body Database Browser
Search: [ help ]  
117720 (2005 GB8)
Classification: Main-belt Asteroid          SPK-ID: 2117720
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1744237151467555 3.878e-08  
a 2.624472250996895 1.3091e-08 au
q 2.166702050678448 1.0553e-07 au
i 3.95047456190429 4.3028e-06 deg
node 196.2248787390667 5.578e-05 deg
peri 282.0735433219253 5.6982e-05 deg
M 265.946689656473 1.3807e-05 deg
tp 2459406.226140535907
(2021-Jul-10.72614054)
6.0793e-05 TDB
period 1552.96405899422
4.25
1.162e-05
3.181e-08
d
yr
n .2318147660372479 1.7345e-09 deg/d
Q 3.082242451315342 1.5375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      7625 days (20.88 yr)  
   first obs. used      1999-12-14  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:16:40  

Additional Information
 Earth MOID = 1.1869 au 
 Jupiter MOID = 2.02723 au 
 T_jup = 3.378 
[ 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 16.2   n/a MPO453648  

117720 (2005 GB8)          Discovered 2005-Apr-02 by Mt. Lemmon Survey at Mt. Lemmon
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 GB8 = 2003 WN16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-25 17:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin