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 ]  
20046 (1993 FE15)
Classification: Main-belt Asteroid          SPK-ID: 2020046
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1633424409280219 3.9484e-08  
a 2.558859971445373 1.1898e-08 au
q 2.140889537716478 1.0023e-07 au
i 10.19572028763422 4.2448e-06 deg
node 156.700473068466 2.23e-05 deg
peri 340.8664660726353 2.5796e-05 deg
M 171.1285255874492 1.5803e-05 deg
tp 2457889.797054113135
(2017-May-16.29705411)
6.2608e-05 TDB
period 1495.092998908162
4.09
1.0427e-05
2.855e-08
d
yr
n .2407876969947028 1.6793e-09 deg/d
Q 2.976830405174269 1.3841e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1337  
   data-arc span      9750 days (26.69 yr)  
   first obs. used      1993-03-17  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49616  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:41:33  

Additional Information
 Earth MOID = 1.157 au 
 Jupiter MOID = 2.05531 au 
 T_jup = 3.395 
[ 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 13.9   n/a MPO309311  
diameter diameter 5.388 km 0.686 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.242   0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20046 (1993 FE15)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FE15 = 1999 TJ93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-29 02:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin