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 ]  
15858 Davidwoods (1996 EK15)
Classification: Main-belt Asteroid          SPK-ID: 2015858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .15350941944493 3.5805e-08  
a 2.175511252002566 6.2383e-09 au
q 1.84154978271174 7.9361e-08 au
i 2.034890661355257 3.8801e-06 deg
node 127.8754546098638 9.8773e-05 deg
peri 178.9469448250985 9.9438e-05 deg
M 64.62234205697445 1.1862e-05 deg
tp 2458790.112166877453
(2019-Nov-02.61216688)
3.8493e-05 TDB
period 1172.034586077687
3.21
5.0412e-06
1.38e-08
d
yr
n .3071581711635067 1.3212e-09 deg/d
Q 2.509472721293393 7.1959e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1354  
   data-arc span      9650 days (26.42 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54504  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:29:21  

Additional Information
 Earth MOID = .826628 au 
 Jupiter MOID = 2.71312 au 
 T_jup = 3.669 
[ 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 15.7   n/a MPO473979  
diameter diameter 1.684 km 0.434 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.393   0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15858 Davidwoods           Discovered 1996 Mar. 12 by Spacewatch at Kitt Peak.
David Woods (b. 1959) is a Scottish space historian. He is the editor of the online Apollo Flight Journal hosted by NASA, and author of the highly respected book "How Apollo Flew to the Moon". Name suggested and citation provided by Eric M. Jones.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-01-16Last Updated: 2014-01-21

Alternate Designations
 1996 EK15 = 1993 FF38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-02 21:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin