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 ]  
46177 (2001 FW97)
Classification: Outer Main-belt Asteroid          SPK-ID: 2046177
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 .1413866943346046 3.9148e-08  
a 3.218620165373922 2.5376e-08 au
q 2.763550099873004 1.3031e-07 au
i 18.16711971477094 5.5132e-06 deg
node 170.5898945073137 1.4095e-05 deg
peri 119.3328218340456 2.3768e-05 deg
M 334.1000017372258 1.9049e-05 deg
tp 2458752.240060510797
(2019-Sep-25.74006051)
0.00011207 TDB
period 2109.128395672554
5.77
2.4943e-05
6.829e-08
d
yr
n .1706866214207903 2.0186e-09 deg/d
Q 3.673690230874838 2.8964e-08 au
  Orbit Determination Parameters
   # obs. used (total)      946  
   data-arc span      25269 days (69.18 yr)  
   first obs. used      1950-07-19  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53598  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:25:45  

Additional Information
 Earth MOID = 1.79904 au 
 Jupiter MOID = 1.86927 au 
 T_jup = 3.096 
[ 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 13.8   n/a MPO436104  
diameter diameter 11.317 km 0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46177 (2001 FW97)          Discovered 2001-Mar-16 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 FW97 = 1985 QE3 
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