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 ]  
387 Aquitania (1894 AZ)
Classification: Main-belt Asteroid          SPK-ID: 2000387
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 81 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2367568893282007 3.103e-08  
a 2.738515992423852 7.8225e-09 AU
q 2.090153464682051 8.5821e-08 AU
i 18.13303550438068 4.0431e-06 deg
node 128.2982237527756 8.1989e-06 deg
peri 157.2774160280844 9.7098e-06 deg
M 113.5178111721225 5.5864e-06 deg
tp 2456478.545246798147
(2013-Jul-05.04524680)
2.438e-05 JED
period 1655.279547874266
4.53
7.0924e-06
1.942e-08
d
yr
n .2174859228233184 9.3186e-10 deg/d
Q 3.386878520165653 9.6745e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1508  
   data-arc span      44021 days (120.52 yr)  
   first obs. used      1894-03-07  
   last obs. used      2014-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52545  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 13:46:03  

Additional Information
 Earth MOID = 1.08524 AU 
 T_jup = 3.240 
[ 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 7.41 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6
diameter diameter 100.51 km 2.9 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6
rotation period rot_per 24.144 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Schober, H.J. (1979) Astron. Astrophys. Suppl. Ser. 38, 91-99.]
[Harris, A.W.; Young, J.W.; Dockweiler, T.; Gibson, J.; et al. (1992) Icarus 95, 115-147.]
[Chiorny, V.G.; Shevchenko, V.G.; Krugly, Yu.N.; Velichko, F.P.; Gaftonyuk, N.M. (2003) Abstracts of Photometry and Polarimetry of Asteroids: Impact on Collaboration, Kharkiv, 9-10.]
[Chiorny, V.G.; Shevchenko, V.G.; Krugly, Yu.N.; Velichko, F.P.; Gaftonyuk, N.M. (2007) Planet. Space Sci. 55, 986-997.]
geometric albedo albedo 0.1900   0.011 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6
B-V BV .881 mag .021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=6; phase (min.=7.56, mean=16.93, max.=23.25) deg.
U-B UB .449 mag .030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=5; phase (min.=7.56, mean=15.66, max.=22.65) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices
SMASSII spectral type spec_B L   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

387 Aquitania (1894 AZ)          Discovered 1894-Mar-05 by Courty, F. at Bordeaux
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1894 AZ = 1945 NA = 1948 BG = 1953 EO1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-01 02:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin