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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456974.5 (2014-Nov-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1279932625832483 4.8005e-08  
q 1.967528839625732 1.0598e-07 au
tp 2456941.513679609555
(2014-Oct-11.01367961)
9.3126e-05 TDB
node 67.33145852700835 5.0016e-05 deg
peri 188.787577458572 5.696e-05 deg
i 7.491098441859439 5.5927e-06 deg
  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
 Jupiter MOID = 2.49244 au 
 T_jup = 3.601 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.304527230656268E-15 -5.0465390854385E-15 -8.422696237310291E-14 5.727141325414153E-15 -4.822300779348821E-14 -1.116553421001008E-15
q -5.0465390854385E-15 1.12320338120567E-14 4.568249424249547E-13 -1.232357833632958E-14 1.841580159639165E-13 3.034829302685391E-15
tp -8.422696237310291E-14 4.568249424249547E-13 8.672534908754426E-9 3.074139649081604E-11 2.578726157780905E-9 2.33687104938184E-12
node 5.727141325414153E-15 -1.232357833632958E-14 3.074139649081604E-11 2.501573406786891E-9 -2.470974402334902E-9 -4.050607404400299E-11
peri -4.822300779348821E-14 1.841580159639165E-13 2.578726157780905E-9 -2.470974402334902E-9 3.244386243012329E-9 4.096412376306013E-11
i -1.116553421001008E-15 3.034829302685391E-15 2.33687104938184E-12 -4.050607404400299E-11 4.096412376306013E-11 3.127813946508894E-11

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

[ show close-approach data ]
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-24 10:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin