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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 84 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2367568894539049 3.09e-08  
a 2.73851599243777 7.8053e-09 AU
q 2.09015346434843 8.5431e-08 AU
i 18.13303588417618 4.0169e-06 deg
node 128.2982236792942 8.1986e-06 deg
peri 157.2774161397309 9.6977e-06 deg
M 113.5178111472056 5.5857e-06 deg
tp 2456478.545246908736
(2013-Jul-05.04524691)
2.4374e-05 JED
period 1655.279547886885
4.53
7.0768e-06
1.938e-08
d
yr
n .2174859228216604 9.2981e-10 deg/d
Q 3.38687852052711 9.6532e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1534  
   data-arc span      44138 days (120.84 yr)  
   first obs. used      1894-03-07  
   last obs. used      2015-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .523  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 12:53:27  

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 LCDB (Rev. 2015-Feb); Warner et al., 2009 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.]
[Marciniak, A.; Pilcher, F.; Santana-Ros, T.; Oszkiewicz; Kankiewicz, P. (2014) ACM 2014, Poster 57.]
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 ]
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