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 ]  
90909 (1997 GD3)
Classification: Main-belt Asteroid          SPK-ID: 2090909
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1278771132777111 3.489e-08  
a 2.963967112123462 2.2099e-08 au
q 2.58494355397504 1.0738e-07 au
i 1.632534416305589 4.6417e-06 deg
node 355.807565569203 0.00017507 deg
peri 19.1912062182718 0.00017642 deg
M 1.190712287994095 2.2296e-05 deg
tp 2458994.335287431696
(2020-May-24.83528743)
0.00011542 TDB
period 1863.839440448043
5.10
2.0845e-05
5.707e-08
d
yr
n .1931496845637415 2.1601e-09 deg/d
Q 3.342990670271885 2.4925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      8239 days (22.56 yr)  
   first obs. used      1997-03-05  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55939  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:51:50  

Additional Information
 Earth MOID = 1.58595 au 
 Jupiter MOID = 2.12421 au 
 T_jup = 3.252 
[ show covariance matrix ]

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 15.6   n/a MPO449559  

90909 (1997 GD3)          Discovered 1997-Apr-07 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ 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-Oct-01 08:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin