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 ]  
154188 (2002 GL123)
Classification: Main-belt Asteroid          SPK-ID: 2154188
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03475160379690462 4.3944e-08  
a 2.905031042737037 2.5149e-08 au
q 2.80407655492213 1.3407e-07 au
i 6.546554811288356 6.4156e-06 deg
node 32.95148307456145 4.2692e-05 deg
peri 96.29888087574496 0.00010323 deg
M 312.6127651421664 9.3526e-05 deg
tp 2459238.558372343539
(2021-Jan-24.05837234)
0.00047008 TDB
period 1808.52531912414
4.95
2.3484e-05
6.43e-08
d
yr
n .1990572076559847 2.5848e-09 deg/d
Q 3.005985530551943 2.6022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      7382 days (20.21 yr)  
   first obs. used      1999-11-09  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:30:52  

Additional Information
 Earth MOID = 1.82806 au 
 Jupiter MOID = 1.99915 au 
 T_jup = 3.275 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457143.5 (2015-May-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03291148071631574 4.4614e-08  
q 2.808249285860194 1.3567e-07 au
tp 2457446.664086108303
(2016-Feb-28.16408611)
0.00049028 TDB
node 32.99121640555506 4.2727e-05 deg
peri 99.6300543298576 0.00010711 deg
i 6.545971887638487 6.4117e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      7382 days (20.21 yr)  
   first obs. used      1999-11-09  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:30:52  

Additional Information
 Jupiter MOID = 1.99915 au 
 T_jup = 3.275 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.990423746159569E-15 -5.957679323600323E-15 2.043874053870832E-12 -4.011467486000167E-16 4.435857393496275E-13 -2.299588325081944E-15
q -5.957679323600323E-15 1.840682494544528E-14 -5.726344159369083E-12 2.416274113729527E-15 -1.268538403616469E-12 8.388217369064231E-15
tp 2.043874053870832E-12 -5.726344159369083E-12 2.403745045460446E-7 9.393573317776065E-12 4.817573017071516E-8 3.781129489833675E-12
node -4.011467486000167E-16 2.416274113729527E-15 9.393573317776065E-12 1.825634375215514E-9 -1.811549873117851E-9 2.596557878397631E-12
peri 4.435857393496275E-13 -1.268538403616469E-12 4.817573017071516E-8 -1.811549873117851E-9 1.147314989758934E-8 -1.865291092126324E-12
i -2.299588325081944E-15 8.388217369064231E-15 3.781129489833675E-12 2.596557878397631E-12 -1.865291092126324E-12 4.110930697421841E-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 16.1   n/a MPO454000  

154188 (2002 GL123)          Discovered 2002-Apr-10 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2002 GL123 = 2004 RF234 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 22:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin