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 ]  
351431 (2005 GR122)
Classification: Main-belt Asteroid          SPK-ID: 2351431
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1264386420216178 5.3404e-08  
a 2.643912465202657 1.8294e-08 au
q 2.309619763478405 1.4428e-07 au
i 8.334859690598734 5.8184e-06 deg
node 354.4739927681918 3.4836e-05 deg
peri 49.47628957326215 4.3137e-05 deg
M 47.42106438140188 2.1248e-05 deg
tp 2459189.658426767799
(2020-Dec-06.15842677)
9.3397e-05 TDB
period 1570.25084390126
4.30
1.6298e-05
4.462e-08
d
yr
n .2292627330201502 2.3795e-09 deg/d
Q 2.978205166926908 2.0607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      6261 days (17.14 yr)  
   first obs. used      2003-11-19  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58646  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 06:41:19  

Additional Information
 Earth MOID = 1.32675 au 
 Jupiter MOID = 2.46209 au 
 T_jup = 3.367 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.98   n/a MPCxxxxx  

351431 (2005 GR122)          Discovered 2005-Apr-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

Alternate Designations
 2005 GR122 = 2003 WE20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-03 09:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin