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 ]  
1008 La Paz (1923 PD)
Classification: Main-belt Asteroid          SPK-ID: 2001008
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0788345742878032 5.3321e-08  
a 3.092549091807793 2.175e-08 AU
q 2.848749300690994 1.62e-07 AU
i 8.935365493783213 6.0092e-06 deg
node 20.56617101518002 3.1393e-05 deg
peri 15.14773959339461 4.4006e-05 deg
M 249.3863158500832 3.1066e-05 deg
tp 2457610.851037502985
(2016-Aug-10.35103750)
0.00017293 JED
period 1986.430297387757
5.44
2.0956e-05
5.737e-08
d
yr
n .1812296159968038 1.9119e-09 deg/d
Q 3.336348882924593 2.3464e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1256  
   data-arc span      33186 days (90.86 yr)  
   first obs. used      1923-10-31  
   last obs. used      2014-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51078  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 13:48:54  

Additional Information
 Earth MOID = 1.85567 AU 
 T_jup = 3.201 
[ 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 10.6 mag n/a MPO267710  
diameter diameter 38.64 km 2.7 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 12
rotation period rot_per 8.998 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.0819   0.013 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 12

1008 La Paz (1923 PD)          Discovered 1923-Oct-31 by Wolf, M. at Heidelberg (024)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1923 PD = 1950 UN = 1970 JA 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-23 07:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin