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 ]  
91322 (1999 GK31)
Classification: Main-belt Asteroid          SPK-ID: 2091322
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1843781183784331 3.8873e-08  
a 2.583539351472182 1.0872e-08 au
q 2.107191227091104 1.0517e-07 au
i 11.96866077026806 3.929e-06 deg
node 201.588831582694 1.8059e-05 deg
peri 98.03196026952564 2.1436e-05 deg
M 317.4304345242462 1.1919e-05 deg
tp 2459179.856766074764
(2020-Nov-26.35676607)
5.0612e-05 TDB
period 1516.774603294712
4.15
9.5743e-06
2.621e-08
d
yr
n .2373457461761385 1.4982e-09 deg/d
Q 3.05988747585326 1.2877e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      7785 days (21.31 yr)  
   first obs. used      1999-04-07  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50034  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:16:59  

Additional Information
 Earth MOID = 1.1325 au 
 Jupiter MOID = 2.27931 au 
 T_jup = 3.369 
[ 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 14.8   n/a MPO325091  

91322 (1999 GK31)          Discovered 1999-Apr-07 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 GK31 = 2000 RK33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 15:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin