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 ]  
56199 (1999 GG11)
Classification: Main-belt Asteroid          SPK-ID: 2056199
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1810481546012301 3.3238e-08  
a 2.607607429988037 1.3679e-08 au
q 2.135504916864247 8.6183e-08 au
i 13.56023155449555 7.4934e-06 deg
node 186.7289270900219 1.7472e-05 deg
peri 105.4532120519975 2.7778e-05 deg
M 191.3360553587256 2.134e-05 deg
tp 2459321.078822172391
(2021-Apr-16.57882217)
9.2885e-05 TDB
period 1538.019145311629
4.21
1.2102e-05
3.313e-08
d
yr
n .234067307352704 1.8418e-09 deg/d
Q 3.079709943111828 1.6155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      871  
   data-arc span      7812 days (21.39 yr)  
   first obs. used      1996-09-14  
   last obs. used      2018-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:23:48  

Additional Information
 Earth MOID = 1.1666 au 
 Jupiter MOID = 2.27459 au 
 T_jup = 3.349 
[ 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 14.7   n/a MPO365903  

56199 (1999 GG11)          Discovered 1999-Apr-11 by Spacewatch at Kitt Peak
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GG11 = 2000 QD168 
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 00:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin