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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 94 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2358551373899589 3.0738e-08  
a 2.740603138343654 7.2943e-09 au
q 2.094217808618259 8.4956e-08 au
i 18.12462632405205 3.9878e-06 deg
node 128.2979470490588 7.9173e-06 deg
peri 157.1597912180611 9.3685e-06 deg
M 244.1152195181557 5.875e-06 deg
tp 2458133.947340875234
(2018-Jan-15.44734088)
2.8578e-05 JED
period 1657.172252616652
4.54
6.6161e-06
1.811e-08
d
yr
n .2172375258103466 8.6729e-10 deg/d
Q 3.386988468069049 9.0148e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1905  
   data-arc span      44601 days (122.11 yr)  
   first obs. used      1894-03-07  
   last obs. used      2016-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49777  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:27:28  

Additional Information
 Earth MOID = 1.08787 au 
 Jupiter MOID = 1.88283 au 
 T_jup = 3.239 
[ 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. 2016-February); 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.; Oszkiewicz, D.; Santana-Ros, T.; et al. (2015) Planet. Space Sci. 118, 256-266.]
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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