(144) Vibilia
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	31 Dec 2025	14.3	3.244 AU	3.649 AU	14h37m	-11°56'	58.4°	15.0°
Opposition	5 May 2026	12.3	3.110 AU	2.103 AU	14h56m	-12°56'	176.2°	1.2°

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 Vibilia are:

            e (Eccentricity)                : 0.2356002
            a (Semimajor axis)              : 2.6534523
            i (Inclination)                 : 4.81605
            Ω (Longitude of ascending node) : 76.16312
            ω (Argument of perihelion)      : 294.43313
            M (Mean anomaly)                : 194.55124
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 10.67265
            B (Latitude of perihelion)      : -4.38386
            P (Orbital period in years)     : 4.32            
        

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
2025-12-31 00:00 UT   14 37 55.4   -11 56 49     3.649    3.244   58.4   15.0   290   14.3 
2025-12-31 16:06 UT   14 38 38.4   -12 00 01     3.640    3.243   58.9   15.0   290   14.3 
2026-01-01 00:00 UT   14 38 59.4   -12 01 35     3.636    3.243   59.1   15.1   290   14.3 
2026-01-02 00:00 UT   14 40 02.9   -12 06 17     3.622    3.242   59.9   15.2   290   14.2 
2026-01-03 00:00 UT   14 41 06.1   -12 10 56     3.609    3.242   60.6   15.3   290   14.2 
2026-01-04 00:00 UT   14 42 08.8   -12 15 31     3.595    3.241   61.4   15.4   289   14.2 
2026-01-05 00:00 UT   14 43 11.0   -12 20 02     3.581    3.240   62.1   15.6   289   14.2 
2026-01-06 00:00 UT   14 44 12.8   -12 24 30     3.567    3.240   62.9   15.7   289   14.2 
2026-01-07 00:00 UT   14 45 14.1   -12 28 54     3.553    3.239   63.6   15.8   289   14.2 
2026-01-08 00:00 UT   14 46 15.0   -12 33 14     3.539    3.238   64.4   15.9   289   14.2 
2026-01-09 00:00 UT   14 47 15.4   -12 37 30     3.525    3.237   65.2   16.0   289   14.2 
2026-01-10 00:00 UT   14 48 15.2   -12 41 42     3.511    3.237   65.9   16.1   289   14.2 
2026-01-11 00:00 UT   14 49 14.6   -12 45 51     3.496    3.236   66.7   16.2   289   14.2 
2026-01-12 00:00 UT   14 50 13.4   -12 49 55     3.482    3.235   67.5   16.3   288   14.2 
2026-01-13 00:00 UT   14 51 11.7   -12 53 56     3.468    3.234   68.2   16.4   288   14.2 
2026-01-14 00:00 UT   14 52 09.5   -12 57 52     3.453    3.234   69.0   16.5   288   14.2 
2026-01-15 00:00 UT   14 53 06.7   -13 01 45     3.438    3.233   69.8   16.6   288   14.2 
2026-01-16 00:00 UT   14 54 03.3   -13 05 33     3.424    3.232   70.6   16.7   288   14.2 
2026-01-17 00:00 UT   14 54 59.3   -13 09 17     3.409    3.231   71.3   16.8   288   14.2 
2026-01-18 00:00 UT   14 55 54.8   -13 12 58     3.394    3.231   72.1   16.8   288   14.2 
2026-01-19 00:00 UT   14 56 49.6   -13 16 34     3.379    3.230   72.9   16.9   288   14.1 
2026-01-20 00:00 UT   14 57 43.8   -13 20 06     3.364    3.229   73.7   17.0   288   14.1 
2026-01-21 00:00 UT   14 58 37.3   -13 23 34     3.349    3.228   74.5   17.1   287   14.1 
2026-01-22 00:00 UT   14 59 30.2   -13 26 58     3.334    3.227   75.3   17.2   287   14.1 
2026-01-23 00:00 UT   15 00 22.4   -13 30 18     3.319    3.227   76.1   17.2   287   14.1 
2026-01-24 00:00 UT   15 01 14.0   -13 33 33     3.303    3.226   76.9   17.3   287   14.1 
2026-01-25 00:00 UT   15 02 04.8   -13 36 45     3.288    3.225   77.7   17.4   287   14.1 
2026-01-26 00:00 UT   15 02 55.0   -13 39 52     3.273    3.224   78.5   17.4   287   14.1 
2026-01-27 00:00 UT   15 03 44.4   -13 42 55     3.257    3.223   79.3   17.5   287   14.1 
2026-01-28 00:00 UT   15 04 33.1   -13 45 54     3.242    3.222   80.1   17.5   287   14.1 
2026-01-29 00:00 UT   15 05 21.1   -13 48 48     3.227    3.222   80.9   17.6   287   14.1 
2026-01-30 00:00 UT   15 06 08.3   -13 51 39     3.211    3.221   81.7   17.6   286   14.1 

    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.