(26) Proserpina
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	26 Apr 2025	13.1	2.781 AU	3.125 AU	06h29m	+26°13'	61.1°	18.5°
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)                : 0.0885165
            a (Semimajor axis)              : 2.6564029
            i (Inclination)                 : 3.55458
            Ω (Longitude of ascending node) : 45.70462
            ω (Argument of perihelion)      : 195.72875
            M (Mean anomaly)                : 244.35056
            Epoch                           : 2025 May 05

            L (Longitude of perihelion)     : 61.40460
            B (Latitude of perihelion)      : -0.96302
            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. A more printer-friendly version of the same chart can be found below.

Ephemerides:

Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2025-04-26 00:00 UT   06 29 50.9   +26 13 42     3.125    2.781   61.1   18.5    91   13.1 
2025-04-26 01:24 UT   06 29 55.8   +26 13 37     3.125    2.781   61.0   18.5    91   13.1 
2025-04-27 00:00 UT   06 31 15.9   +26 12 15     3.136    2.780   60.4   18.4    91   13.1 
2025-04-28 00:00 UT   06 32 41.5   +26 10 45     3.147    2.779   59.8   18.2    92   13.1 
2025-04-29 00:00 UT   06 34 07.7   +26 09 12     3.158    2.779   59.1   18.1    92   13.1 
2025-04-30 00:00 UT   06 35 34.4   +26 07 35     3.169    2.778   58.5   18.0    92   13.1 
2025-05-01 00:00 UT   06 37 01.6   +26 05 56     3.179    2.777   57.8   17.9    92   13.1 
2025-05-02 00:00 UT   06 38 29.3   +26 04 14     3.190    2.776   57.2   17.8    92   13.1 
2025-05-03 00:00 UT   06 39 57.5   +26 02 28     3.201    2.776   56.6   17.6    92   13.1 
2025-05-04 00:00 UT   06 41 26.1   +26 00 40     3.211    2.775   55.9   17.5    92   13.1 
2025-05-05 00:00 UT   06 42 55.2   +25 58 48     3.222    2.774   55.3   17.4    92   13.2 
2025-05-06 00:00 UT   06 44 24.8   +25 56 53     3.232    2.773   54.7   17.3    92   13.2 
2025-05-07 00:00 UT   06 45 54.8   +25 54 54     3.242    2.773   54.0   17.1    92   13.2 
2025-05-08 00:00 UT   06 47 25.3   +25 52 52     3.252    2.772   53.4   17.0    93   13.2 
2025-05-09 00:00 UT   06 48 56.1   +25 50 47     3.262    2.771   52.8   16.9    93   13.2 
2025-05-10 00:00 UT   06 50 27.4   +25 48 38     3.272    2.770   52.2   16.7    93   13.2 
2025-05-11 00:00 UT   06 51 59.1   +25 46 26     3.282    2.769   51.5   16.6    93   13.2 
2025-05-12 00:00 UT   06 53 31.2   +25 44 11     3.292    2.769   50.9   16.5    93   13.2 
2025-05-13 00:00 UT   06 55 03.6   +25 41 52     3.302    2.768   50.3   16.3    93   13.2 
2025-05-14 00:00 UT   06 56 36.4   +25 39 29     3.311    2.767   49.7   16.2    93   13.2 
2025-05-15 00:00 UT   06 58 09.6   +25 37 03     3.321    2.766   49.1   16.0    93   13.2 
2025-05-16 00:00 UT   06 59 43.2   +25 34 34     3.330    2.765   48.5   15.9    93   13.2 
2025-05-17 00:00 UT   07 01 17.1   +25 32 00     3.339    2.765   47.9   15.7    93   13.2 
2025-05-18 00:00 UT   07 02 51.3   +25 29 23     3.349    2.764   47.3   15.6    94   13.2 
2025-05-19 00:00 UT   07 04 25.9   +25 26 43     3.358    2.763   46.7   15.4    94   13.2 
2025-05-20 00:00 UT   07 06 00.8   +25 23 58     3.367    2.762   46.1   15.3    94   13.2 

    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.