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 ]  
17327 (4155 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2017327
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04093784403857191 3.1998e-08  
a 2.724183371236321 1.3091e-08 au
q 2.612661177252177 9.0727e-08 au
i 3.042138865342375 4.1338e-06 deg
node 72.33154517049705 0.00010222 deg
peri 20.39035901158443 0.00012626 deg
M 338.1682804347327 7.3976e-05 deg
tp 2458700.095192780871
(2019-Aug-04.59519278)		 0.00033757 TDB
period 1642.301665424242
4.50		 1.1838e-05
3.241e-08		 d
yr
n .2192045515018121 1.5801e-09 deg/d
Q 2.835705565220465 1.3627e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1494  
   data-arc span      17509 days (47.94 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50896  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:17:45  

Additional Information
 Earth MOID = 1.62957 au 
 Jupiter MOID = 2.23134 au 
 T_jup = 3.354 
[ 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 14.2   n/a MPO365460  
diameter diameter 5.200 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.180   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17327 (4155 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4155 T-1 = 1996 WM2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-28 20:15 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin