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 ]  
344843 (2004 GQ12)
Classification: Main-belt Asteroid          SPK-ID: 2344843
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1279763126951493 4.8115e-08  
a 2.256311765938352 1.5842e-08 au
q 1.967557305842881 1.0623e-07 au
i 7.492691878516488 5.5943e-06 deg
node 67.3113258430517 4.999e-05 deg
peri 188.5718463315328 5.691e-05 deg
M 122.6901570854691 2.8542e-05 deg
tp 2458178.605065756128
(2018-Mar-01.10506576)		 9.6539e-05 TDB
period 1237.932854075562
3.39		 1.3038e-05
3.57e-08		 d
yr
n .2908073719950129 3.0627e-09 deg/d
Q 2.545066226033824 1.7869e-08 au
   Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6235 days (17.07 yr)  
   first obs. used      2001-07-13  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69232  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:23:32  

Additional Information
 Earth MOID = .952878 au 
 Jupiter MOID = 2.49244 au 
 T_jup = 3.601 
[ 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 17.2   n/a MPO455509  

344843 (2004 GQ12)          Discovered 2004-Apr-11 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1918-Sep-01 18:45 00:03 Amphi 0.0169346880195931 0.016925519384489 0.016943881244081 4.14995540570873 4.14995532390889 2421838.281075457 3.20502727811446 1128.61688277796 76.6313620676002 -66.3796973606974 30287.5012661552 T 16 CATAB v2.0e-lin.ifort 2019-Jul-13 18:23:34 2019-Jul-13 18:23
[ 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 05:49 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin