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 ]  
90637 (3340 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2090637
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026073712103406 3.5956e-08  
a 2.279788383350576 6.1551e-09 au
q 1.817886452084044 8.1731e-08 au
i 6.92219856603231 3.8762e-06 deg
node 157.0618853866311 2.7021e-05 deg
peri 132.4571042755892 2.8625e-05 deg
M 4.265594072013893 7.6896e-06 deg
tp 2459381.602367564481
(2021-Jun-16.10236756)
2.6855e-05 TDB
period 1257.303809561728
3.44
5.0918e-06
1.394e-08
d
yr
n .2863269778252633 1.1596e-09 deg/d
Q 2.741690314617109 7.4022e-09 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      17491 days (47.89 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52174  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:01:02  

Additional Information
 Earth MOID = .809968 au 
 Jupiter MOID = 2.46429 au 
 T_jup = 3.569 
[ 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 16.07   n/a E2021B10  

90637 (3340 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 3340 T-2 = 2000 GZ123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-19 21:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin