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 ]  
7179 Gassendi (1991 GQ6)
Classification: Main-belt Asteroid          SPK-ID: 2007179
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294635157627829 3.629e-08  
a 2.935312136549749 1.368e-08 au
q 2.555296307490853 1.0858e-07 au
i 1.125838605550327 5.4223e-06 deg
node 200.8461600007451 0.00019138 deg
peri 212.8780860730037 0.00019238 deg
M 348.0666632519124 1.9951e-05 deg
tp 2458661.389058339851
(2019-Jun-26.88905834)
0.0001019 TDB
period 1836.876094681487
5.03
1.2841e-05
3.516e-08
d
yr
n .1959849121246383 1.3701e-09 deg/d
Q 3.315327965608645 1.5451e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2056  
   data-arc span      16806 days (46.01 yr)  
   first obs. used      1973-10-26  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47476  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:00:03  

Additional Information
 Earth MOID = 1.56621 au 
 Jupiter MOID = 2.02674 au 
 T_jup = 3.262 
[ 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 13.0   n/a MPO337315  
diameter diameter 6.997 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.300   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7179 Gassendi (1991 GQ6)          Discovered 1991-Apr-08 by Elst, E. W. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 GQ6 = 1973 UT = 1978 RE5 = 1978 TS3 = 1980 BP4 = 1993 RH17 = 1996 GY20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin