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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
91321 (1999 GX25)
Classification: Main-belt Asteroid          SPK-ID: 2091321
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .110833308051187 4.9321e-08  
a 2.565823592216705 1.7041e-08 au
q 2.281444875615548 1.2922e-07 au
i 8.661440655744226 4.9122e-06 deg
node 18.43981842950619 3.4683e-05 deg
peri 214.0690279899817 4.7364e-05 deg
M 118.345404721704 3.8458e-05 deg
tp 2458902.999591600643
(2020-Feb-23.49959160)
0.00015772 TDB
period 1501.200215095353
4.11
1.4956e-05
4.095e-08
d
yr
n .2398081191169651 2.3891e-09 deg/d
Q 2.850202308817863 1.893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      667  
   data-arc span      8143 days (22.29 yr)  
   first obs. used      1999-03-23  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59669  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:04:42  

Additional Information
 Earth MOID = 1.27771 au 
 Jupiter MOID = 2.14732 au 
 T_jup = 3.408 
[ 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 15.73   n/a MPO637241  

91321 (1999 GX25)          Discovered 1999-Apr-07 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 GX25 = 2003 EU27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-27 11:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin