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 ]  
27952 Atapuerca (1997 PR4)
Classification: Main-belt Asteroid          SPK-ID: 2027952
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08508678164814906 5.8562e-08  
a 2.377068076647411 1.5587e-08 AU
q 2.174811004246927 1.3937e-07 AU
i 5.78560811857249 5.8297e-06 deg
node 295.107613416358 6.7086e-05 deg
peri 130.691500328554 8.1352e-05 deg
M 115.3810817709113 4.5874e-05 deg
tp 2456371.464763614865
(2013-Mar-19.96476361)
0.00016897 JED
period 1338.630932628225
3.66
1.3166e-05
3.605e-08
d
yr
n .2689314815796074 2.6451e-09 deg/d
Q 2.579325149047896 1.6913e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      8654 days (23.69 yr)  
   first obs. used      1990-10-10  
   last obs. used      2014-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55576  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:58:02  

Additional Information
 Earth MOID = 1.19296 AU 
 T_jup = 3.529 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO257059  

27952 Atapuerca           Discovered 1997 Aug. 11 by A. Lopez and R. Pacheco at Observatori Astronomic de Mallorca.
Atapuerca is a small mountain chain in the Spanish province of Burgos. Important human fossil deposits have been discovered there, among the most ancient found in Europe.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021120/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-23 10:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin