Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
16453 (1989 SW8)
Classification: Main-belt Asteroid          SPK-ID: 2016453
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190734408218481 6.3756e-08  
a 2.674122432978101 1.6341e-08 au
q 2.164075273220259 1.7468e-07 au
i 13.40400567218466 6.4051e-06 deg
node 183.0183787698715 2.1469e-05 deg
peri 190.1536561407114 2.5159e-05 deg
M 41.24235397369128 1.4152e-05 deg
tp 2457417.516764545805
(2016-Jan-30.01676455)
6.2236e-05 JED
period 1597.240662003232
4.37
1.464e-05
4.008e-08
d
yr
n .2253887022563613 2.0659e-09 deg/d
Q 3.184169592735944 1.9457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1004  
   data-arc span      23741 days (65.00 yr)  
   first obs. used      1951-01-04  
   last obs. used      2016-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52249  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 19:10:31  

Additional Information
 Earth MOID = 1.16396 au 
 Jupiter MOID = 2.27278 au 
 T_jup = 3.315 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO347653  

16453 (1989 SW8)          Discovered 1989-Sep-23 by Debehogne, H. at La Silla
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 SW8 = 1998 QE93 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Apr-29 08:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin