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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07883458134157104 5.2992e-08  
a 3.092549094394564 2.1644e-08 AU
q 2.848749281259714 1.6118e-07 AU
i 8.935366509961092 5.9817e-06 deg
node 20.56617155731747 3.139e-05 deg
peri 15.14773914969448 4.4004e-05 deg
M 249.3863147728537 3.1051e-05 deg
tp 2457610.851044212783
(2016-Aug-10.35104421)
0.00017283 JED
period 1986.430299880089
5.44
2.0854e-05
5.71e-08
d
yr
n .1812296157694188 1.9026e-09 deg/d
Q 3.336348907529414 2.3351e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1275  
   data-arc span      33436 days (91.54 yr)  
   first obs. used      1923-10-31  
   last obs. used      2015-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51105  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:32:33  

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 LCDB (Rev. 2015-May); Warner et al., 2009 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
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 ]
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