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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
351556 (2005 TW146)
Classification: Main-belt Asteroid          SPK-ID: 2351556
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0211597235500659 1.1728e-07  
a 3.184439478392927 5.77e-08 au
q 3.117057619368217 3.7516e-07 au
i 10.22881376860889 7.985e-06 deg
node 45.07018343346613 5.3397e-05 deg
peri 144.9739444038396 0.00019553 deg
M 331.4409599179571 0.00018787 deg
tp 2458765.160348822715
(2019-Oct-08.66034882)
0.0010823 TDB
period 2075.620378202041
5.68
5.6413e-05
1.545e-07
d
yr
n .1734421206212293 4.714e-09 deg/d
Q 3.251821337417638 5.8921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      4906 days (13.43 yr)  
   first obs. used      2005-09-29  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55158  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:27:59  

Additional Information
 Earth MOID = 2.11761 au 
 Jupiter MOID = 1.71863 au 
 T_jup = 3.173 
[ 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 15.8   n/a MPO434219  

351556 (2005 TW146)          Discovered 2005-Oct-08 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ 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
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin