Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
29143 (1988 DK)
Classification: Main-belt Asteroid          SPK-ID: 2029143
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1764941190337871 6.2016e-08  
a 3.077515970707212 3.3072e-08 AU
q 2.534352500644832 1.9849e-07 AU
i 9.313391866331743 8.0445e-06 deg
node 217.9799844755551 4.0634e-05 deg
peri 276.5243192262796 4.6869e-05 deg
M .3169139403605652 2.2743e-05 deg
tp 2456998.764047880421
(2014-Dec-07.26404788)
0.00012457 JED
period 1971.963626268489
5.40
3.1787e-05
8.703e-08
d
yr
n .1825591482542817 2.9428e-09 deg/d
Q 3.620679440769591 3.8909e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      9833 days (26.92 yr)  
   first obs. used      1988-02-22  
   last obs. used      2015-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52359  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:19:54  

Additional Information
 Earth MOID = 1.56946 AU 
 T_jup = 3.185 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO247600  

29143 (1988 DK)          Discovered 1988-Feb-22 by McNaught, R. H. at Siding Spring (413)
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 DK = 1997 WR37 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Mar-04 20:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin