(387) Aquitania
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Opposition	27 Mar 2026	11.4	2.667 AU	1.727 AU	13h05m	+19°48'	155.4°	9.0°
Today	17 May 2026	11.9	2.538 AU	1.881 AU	12h33m	+22°07'	119.6°	20.3°

The interactive orbit chart above shows the body's path through the solar system and its position at the given date. Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below. (Left-click and drag to rotate the view; Right-click and drag to move the view; Use scroll wheel to zoom in our out.)

The orbital elements of Aquitania are:

            e (Eccentricity)                : 0.2383511
            a (Semimajor axis)              : 2.7366642
            i (Inclination)                 : 18.14877
            Ω (Longitude of ascending node) : 127.99147
            ω (Argument of perihelion)      : 157.75274
            M (Mean anomaly)                : 262.20386
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 106.75012
            B (Latitude of perihelion)      : 6.77264
            P (Orbital period in years)     : 4.53            
        

The light curve chart below shows the estimated development of the minor planet's magnitude.

The all-sky chart below shows the path of the minor planet over the same period as the light curve. The current position is marked yellow.

The following chart shows the path of the minor planet in the next few days. The field of view is optimized for (~10x50) binoculars and finderscopes.

Ephemerides:

Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2026-05-17 00:00 UT   12 33 33.0   +22 07 33     1.881    2.538  119.6   20.3   130   11.9 
2026-05-17 04:57 UT   12 33 30.8   +22 06 36     1.883    2.537  119.5   20.3   130   11.9 
2026-05-18 00:00 UT   12 33 22.9   +22 02 52     1.888    2.535  118.8   20.5   129   11.9 
2026-05-19 00:00 UT   12 33 14.3   +21 57 57     1.896    2.533  118.0   20.7   129   11.9 
2026-05-20 00:00 UT   12 33 07.2   +21 52 48     1.903    2.530  117.1   20.8   128   11.9 
2026-05-21 00:00 UT   12 33 01.6   +21 47 25     1.911    2.528  116.3   21.0   128   11.9 
2026-05-22 00:00 UT   12 32 57.7   +21 41 49     1.919    2.525  115.5   21.2   127   12.0 
2026-05-23 00:00 UT   12 32 55.2   +21 35 60     1.927    2.523  114.7   21.4   127   12.0 
2026-05-24 00:00 UT   12 32 54.3   +21 29 58     1.935    2.520  113.8   21.6   126   12.0 
2026-05-25 00:00 UT   12 32 54.9   +21 23 43     1.943    2.518  113.0   21.7   126   12.0 
2026-05-26 00:00 UT   12 32 57.1   +21 17 17     1.951    2.515  112.2   21.9   125   12.0 
2026-05-27 00:00 UT   12 33 00.8   +21 10 38     1.959    2.513  111.4   22.0   125   12.0 
2026-05-28 00:00 UT   12 33 05.9   +21 03 48     1.967    2.510  110.6   22.2   124   12.0 
2026-05-29 00:00 UT   12 33 12.6   +20 56 47     1.975    2.508  109.9   22.3   124   12.0 
2026-05-30 00:00 UT   12 33 20.8   +20 49 34     1.983    2.505  109.1   22.5   123   12.0 
2026-05-31 00:00 UT   12 33 30.4   +20 42 11     1.992    2.502  108.3   22.6   123   12.1 
2026-06-01 00:00 UT   12 33 41.5   +20 34 38     2.000    2.500  107.5   22.8   123   12.1 
2026-06-02 00:00 UT   12 33 54.1   +20 26 54     2.009    2.497  106.7   22.9   122   12.1 
2026-06-03 00:00 UT   12 34 08.1   +20 18 60     2.017    2.495  106.0   23.0   122   12.1 
2026-06-04 00:00 UT   12 34 23.6   +20 10 56     2.026    2.492  105.2   23.1   121   12.1 
2026-06-05 00:00 UT   12 34 40.5   +20 02 42     2.035    2.490  104.5   23.2   121   12.1 
2026-06-06 00:00 UT   12 34 58.7   +19 54 20     2.043    2.487  103.7   23.3   121   12.1 
2026-06-07 00:00 UT   12 35 18.4   +19 45 48     2.052    2.485  103.0   23.5   120   12.1 
2026-06-08 00:00 UT   12 35 39.5   +19 37 07     2.061    2.482  102.2   23.6   120   12.1 
2026-06-09 00:00 UT   12 36 02.0   +19 28 17     2.069    2.480  101.5   23.6   120   12.2 
2026-06-10 00:00 UT   12 36 25.8   +19 19 19     2.078    2.477  100.8   23.7   119   12.2 
2026-06-11 00:00 UT   12 36 51.0   +19 10 12     2.087    2.475  100.0   23.8   119   12.2 
2026-06-12 00:00 UT   12 37 17.5   +19 00 57     2.096    2.472   99.3   23.9   118   12.2 
2026-06-13 00:00 UT   12 37 45.3   +18 51 35     2.105    2.470   98.6   24.0   118   12.2 
2026-06-14 00:00 UT   12 38 14.5   +18 42 04     2.114    2.467   97.9   24.1   118   12.2 
2026-06-15 00:00 UT   12 38 45.0   +18 32 26     2.123    2.465   97.2   24.1   118   12.2 
2026-06-16 00:00 UT   12 39 16.7   +18 22 40     2.132    2.462   96.4   24.2   117   12.2 

    Terminology:
            
    delta:  distance between minor planet and earth in AU
    radius: distance between minor planet and sun in AU
    magn:   magnitude (brightness) estimate    
    ra:     right ascension in hours (24h = 360deg)
    dec:    declination in degrees
    elong:  elongation in degrees (angle sun-earth-minor planet)    
    phase:  phase angle in degrees (angle sun-minor planet-earth)        
    AU:     Astronomical Unit (mean distance between earth and sun: 149597870.7 km
    

Orbital elements provided by the MPC (Minor Planet Center).
Calculations by a modified version of AAPlus, a C# implementation of the AA+ project by PJ Naughter from the algorithms presented in the book "Astronomical Algorithms" by Jean Meeus.
NGC2000 dso catalog and star labels from VizieR as provided by the Strasbourg astronomical Data Center.
Tycho2 catalog from the ESO archive.