(193) Ambrosia
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	30 Nov 2025	14.7	2.302 AU	2.491 AU	12h04m	+02°11'	67.5°	23.3°
Opposition	25 Mar 2026	13.3	2.678 AU	1.684 AU	12h09m	-06°28'	174.9°	1.9°

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 Ambrosia are:

            e (Eccentricity)                : 0.2984223
            a (Semimajor axis)              : 2.5985614
            i (Inclination)                 : 11.99658
            Ω (Longitude of ascending node) : 349.46615
            ω (Argument of perihelion)      : 82.52562
            M (Mean anomaly)                : 49.60888
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 71.82683
            B (Latitude of perihelion)      : 11.89315
            P (Orbital period in years)     : 4.19            
        

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
2025-11-30 00:00 UT   12 04 33.3   +02 11 18     2.491    2.302   67.5   23.3   294   14.7 
2025-11-30 09:51 UT   12 05 03.8   +02 06 53     2.488    2.303   67.8   23.4   294   14.7 
2025-12-01 00:00 UT   12 05 47.4   +02 00 32     2.483    2.305   68.2   23.4   294   14.7 
2025-12-02 00:00 UT   12 07 00.7   +01 49 51     2.474    2.309   68.8   23.5   294   14.7 
2025-12-03 00:00 UT   12 08 13.2   +01 39 14     2.465    2.312   69.5   23.5   294   14.7 
2025-12-04 00:00 UT   12 09 24.9   +01 28 41     2.456    2.315   70.2   23.6   294   14.7 
2025-12-05 00:00 UT   12 10 35.8   +01 18 12     2.447    2.319   70.8   23.7   294   14.7 
2025-12-06 00:00 UT   12 11 45.8   +01 07 48     2.438    2.322   71.5   23.7   294   14.7 
2025-12-07 00:00 UT   12 12 54.9   +00 57 28     2.429    2.325   72.2   23.8   294   14.7 
2025-12-08 00:00 UT   12 14 03.2   +00 47 13     2.420    2.329   72.9   23.8   294   14.7 
2025-12-09 00:00 UT   12 15 10.6   +00 37 03     2.411    2.332   73.6   23.9   294   14.7 
2025-12-10 00:00 UT   12 16 17.1   +00 26 57     2.401    2.335   74.3   23.9   294   14.7 
2025-12-11 00:00 UT   12 17 22.7   +00 16 55     2.392    2.339   75.0   24.0   294   14.7 
2025-12-12 00:00 UT   12 18 27.4   +00 06 59     2.383    2.342   75.7   24.0   294   14.6 
2025-12-13 00:00 UT   12 19 31.1   +00 02 53     2.373    2.345   76.4   24.1   294   14.6 
2025-12-14 00:00 UT   12 20 33.9   +00 12 39     2.364    2.349   77.1   24.1   294   14.6 
2025-12-15 00:00 UT   12 21 35.7   +00 22 21     2.354    2.352   77.8   24.1   294   14.6 
2025-12-16 00:00 UT   12 22 36.5   +00 31 57     2.345    2.355   78.5   24.2   294   14.6 
2025-12-17 00:00 UT   12 23 36.4   +00 41 28     2.335    2.359   79.2   24.2   294   14.6 
2025-12-18 00:00 UT   12 24 35.2   +00 50 54     2.325    2.362   80.0   24.2   294   14.6 
2025-12-19 00:00 UT   12 25 33.0   -01 00 15     2.316    2.365   80.7   24.2   294   14.6 
2025-12-20 00:00 UT   12 26 29.7   -01 09 30     2.306    2.369   81.4   24.3   294   14.6 
2025-12-21 00:00 UT   12 27 25.4   -01 18 40     2.296    2.372   82.2   24.3   293   14.6 
2025-12-22 00:00 UT   12 28 20.0   -01 27 44     2.286    2.375   82.9   24.3   293   14.6 
2025-12-23 00:00 UT   12 29 13.5   -01 36 43     2.277    2.379   83.7   24.3   293   14.6 
2025-12-24 00:00 UT   12 30 06.0   -01 45 36     2.267    2.382   84.5   24.3   293   14.6 
2025-12-25 00:00 UT   12 30 57.3   -01 54 24     2.257    2.385   85.2   24.3   293   14.6 
2025-12-26 00:00 UT   12 31 47.4   -02 03 05     2.247    2.389   86.0   24.3   293   14.6 
2025-12-27 00:00 UT   12 32 36.4   -02 11 41     2.237    2.392   86.8   24.2   293   14.6 

    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.