(26) Proserpina
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	19 Mar 2026	11.0	2.495 AU	1.541 AU	13h14m	-04°19'	158.9°	8.2°
Opposition	4 Apr 2026	10.5	2.484 AU	1.485 AU	13h01m	-03°13'	176.8°	1.3°

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 Proserpina are:

            e (Eccentricity)                : 0.0886309
            a (Semimajor axis)              : 2.6551427
            i (Inclination)                 : 3.55452
            Ω (Longitude of ascending node) : 45.68525
            ω (Argument of perihelion)      : 196.05661
            M (Mean anomaly)                : 289.59075
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 61.71256
            B (Latitude of perihelion)      : -0.98255
            P (Orbital period in years)     : 4.33            
        

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
2026-03-19 00:00 UT   13 14 32.2   -04 19 01     1.541    2.495  158.9    8.2   284   11.0 
2026-03-19 22:40 UT   13 13 52.4   -04 15 37     1.536    2.495  160.0    7.8   283   11.0 
2026-03-20 00:00 UT   13 13 50.1   -04 15 25     1.535    2.495  160.1    7.8   283   11.0 
2026-03-21 00:00 UT   13 13 06.8   -04 11 45     1.530    2.494  161.3    7.4   282   10.9 
2026-03-22 00:00 UT   13 12 22.5   -04 08 00     1.525    2.493  162.5    6.9   282   10.9 
2026-03-23 00:00 UT   13 11 37.2   -04 04 12     1.520    2.493  163.6    6.5   281   10.9 
2026-03-24 00:00 UT   13 10 50.9   -04 00 20     1.516    2.492  164.8    6.0   280   10.8 
2026-03-25 00:00 UT   13 10 03.8   -03 56 25     1.512    2.491  166.0    5.6   279   10.8 
2026-03-26 00:00 UT   13 09 15.8   -03 52 27     1.508    2.490  167.1    5.1   278   10.8 
2026-03-27 00:00 UT   13 08 27.0   -03 48 27     1.504    2.490  168.3    4.7   277   10.8 
2026-03-28 00:00 UT   13 07 37.5   -03 44 24     1.501    2.489  169.5    4.2   275   10.7 
2026-03-29 00:00 UT   13 06 47.3   -03 40 20     1.498    2.488  170.6    3.8   273   10.7 
2026-03-30 00:00 UT   13 05 56.6   -03 36 14     1.495    2.488  171.7    3.3   270   10.7 
2026-03-31 00:00 UT   13 05 05.3   -03 32 08     1.493    2.487  172.9    2.9   267   10.6 
2026-04-01 00:00 UT   13 04 13.5   -03 28 01     1.490    2.486  173.9    2.4   262   10.6 
2026-04-02 00:00 UT   13 03 21.3   -03 23 53     1.488    2.485  174.9    2.0   255   10.6 
2026-04-03 00:00 UT   13 02 28.8   -03 19 46     1.487    2.485  175.9    1.7   245   10.5 
2026-04-04 00:00 UT   13 01 36.1   -03 15 39     1.485    2.484  176.6    1.4   230   10.5 
2026-04-05 00:00 UT   13 00 43.1   -03 11 32     1.484    2.483  176.9    1.2   209   10.5 
2026-04-06 00:00 UT   12 59 49.9   -03 07 27     1.483    2.483  176.9    1.3   187   10.5 
2026-04-07 00:00 UT   12 58 56.7   -03 03 24     1.482    2.482  176.4    1.5   168   10.5 
2026-04-08 00:00 UT   12 58 03.5   -02 59 23     1.482    2.481  175.6    1.8   155   10.5 
2026-04-09 00:00 UT   12 57 10.4   -02 55 23     1.482    2.481  174.6    2.2   146   10.6 
2026-04-10 00:00 UT   12 56 17.3   -02 51 27     1.482    2.480  173.6    2.6   140   10.6 
2026-04-11 00:00 UT   12 55 24.5   -02 47 34     1.482    2.479  172.5    3.0   135   10.6 
2026-04-12 00:00 UT   12 54 31.9   -02 43 44     1.483    2.479  171.4    3.5   132   10.6 
2026-04-13 00:00 UT   12 53 39.7   -02 39 58     1.484    2.478  170.2    3.9   130   10.7 
2026-04-14 00:00 UT   12 52 47.9   -02 36 16     1.485    2.477  169.1    4.4   128   10.7 
2026-04-15 00:00 UT   12 51 56.6   -02 32 39     1.487    2.477  167.9    4.9   126   10.7 
2026-04-16 00:00 UT   12 51 05.8   -02 29 07     1.489    2.476  166.8    5.3   125   10.7 
2026-04-17 00:00 UT   12 50 15.6   -02 25 40     1.491    2.475  165.6    5.8   124   10.8 
2026-04-18 00:00 UT   12 49 26.0   -02 22 19     1.493    2.475  164.4    6.2   123   10.8 

    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.