(364) Isara
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	6 Feb 2026	15.1	2.534 AU	2.648 AU	16h13m	-15°57'	72.6°	21.8°
Opposition	28 May 2026	13.1	2.546 AU	1.537 AU	16h28m	-15°31'	173.8°	2.5°

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 Isara are:

            e (Eccentricity)                : 0.1492100
            a (Semimajor axis)              : 2.2202423
            i (Inclination)                 : 6.00618
            Ω (Longitude of ascending node) : 105.50189
            ω (Argument of perihelion)      : 312.97938
            M (Mean anomaly)                : 135.53601
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 58.63860
            B (Latitude of perihelion)      : -4.39037
            P (Orbital period in years)     : 3.31            
        

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
2026-02-06 00:00 UT   16 13 14.4   -15 57 38     2.648    2.534   72.6   21.8   282   15.1 
2026-02-06 22:23 UT   16 14 26.4   -15 59 56     2.636    2.534   73.3   21.9   282   15.1 
2026-02-07 00:00 UT   16 14 31.6   -16 00 05     2.635    2.534   73.3   21.9   282   15.1 
2026-02-08 00:00 UT   16 15 48.1   -16 02 28     2.623    2.535   74.0   22.0   282   15.1 
2026-02-09 00:00 UT   16 17 03.9   -16 04 47     2.610    2.535   74.7   22.0   281   15.1 
2026-02-10 00:00 UT   16 18 19.0   -16 07 00     2.598    2.536   75.4   22.1   281   15.1 
2026-02-11 00:00 UT   16 19 33.3   -16 09 09     2.585    2.536   76.1   22.2   281   15.1 
2026-02-12 00:00 UT   16 20 46.8   -16 11 14     2.572    2.537   76.8   22.3   281   15.1 
2026-02-13 00:00 UT   16 21 59.6   -16 13 13     2.560    2.537   77.5   22.3   281   15.0 
2026-02-14 00:00 UT   16 23 11.6   -16 15 09     2.547    2.538   78.3   22.4   281   15.0 
2026-02-15 00:00 UT   16 24 22.8   -16 16 59     2.534    2.538   79.0   22.5   280   15.0 
2026-02-16 00:00 UT   16 25 33.1   -16 18 45     2.522    2.538   79.7   22.5   280   15.0 
2026-02-17 00:00 UT   16 26 42.6   -16 20 27     2.509    2.539   80.4   22.6   280   15.0 
2026-02-18 00:00 UT   16 27 51.3   -16 22 04     2.496    2.539   81.2   22.6   280   15.0 
2026-02-19 00:00 UT   16 28 59.0   -16 23 37     2.483    2.540   81.9   22.7   280   15.0 
2026-02-20 00:00 UT   16 30 05.9   -16 25 06     2.470    2.540   82.6   22.7   279   15.0 
2026-02-21 00:00 UT   16 31 11.8   -16 26 30     2.457    2.540   83.4   22.7   279   15.0 
2026-02-22 00:00 UT   16 32 16.8   -16 27 50     2.444    2.541   84.1   22.8   279   15.0 
2026-02-23 00:00 UT   16 33 20.9   -16 29 06     2.431    2.541   84.9   22.8   279   15.0 
2026-02-24 00:00 UT   16 34 24.0   -16 30 18     2.418    2.542   85.6   22.8   279   14.9 
2026-02-25 00:00 UT   16 35 26.2   -16 31 25     2.405    2.542   86.4   22.9   279   14.9 
2026-02-26 00:00 UT   16 36 27.3   -16 32 29     2.392    2.542   87.1   22.9   278   14.9 
2026-02-27 00:00 UT   16 37 27.4   -16 33 28     2.379    2.543   87.9   22.9   278   14.9 
2026-02-28 00:00 UT   16 38 26.6   -16 34 24     2.366    2.543   88.6   22.9   278   14.9 
2026-03-01 00:00 UT   16 39 24.6   -16 35 16     2.353    2.543   89.4   22.9   278   14.9 
2026-03-02 00:00 UT   16 40 21.7   -16 36 03     2.339    2.544   90.2   22.9   278   14.9 
2026-03-03 00:00 UT   16 41 17.6   -16 36 48     2.326    2.544   91.0   22.9   278   14.9 
2026-03-04 00:00 UT   16 42 12.5   -16 37 28     2.313    2.544   91.7   22.9   277   14.8 
2026-03-05 00:00 UT   16 43 06.2   -16 38 04     2.300    2.545   92.5   22.9   277   14.8 
2026-03-06 00:00 UT   16 43 58.8   -16 38 37     2.287    2.545   93.3   22.9   277   14.8 
2026-03-07 00:00 UT   16 44 50.3   -16 39 07     2.274    2.545   94.1   22.9   277   14.8 
2026-03-08 00:00 UT   16 45 40.6   -16 39 32     2.261    2.545   94.9   22.9   277   14.8 

    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.