(144) Vibilia
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Opposition	5 May 2026	12.3	3.110 AU	2.103 AU	14h56m	-12°56'	176.2°	1.2°
Today	18 May 2026	12.5	3.092 AU	2.102 AU	14h44m	-12°20'	165.5°	4.7°

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) : 76.16313
            ω (Argument of perihelion)      : 294.43312
            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
2026-05-18 00:00 UT   14 44 58.4   -12 20 59     2.102    3.092  165.5    4.7   121   12.5 
2026-05-18 02:31 UT   14 44 53.0   -12 20 43     2.102    3.091  165.4    4.7   121   12.5 
2026-05-19 00:00 UT   14 44 06.5   -12 18 24     2.104    3.090  164.4    5.1   120   12.5 
2026-05-20 00:00 UT   14 43 15.1   -12 15 53     2.106    3.088  163.2    5.4   119   12.6 
2026-05-21 00:00 UT   14 42 24.4   -12 13 25     2.108    3.087  162.1    5.8   118   12.6 
2026-05-22 00:00 UT   14 41 34.3   -12 11 01     2.111    3.085  160.9    6.2   117   12.6 
2026-05-23 00:00 UT   14 40 44.8   -12 08 41     2.114    3.084  159.8    6.5   117   12.6 
2026-05-24 00:00 UT   14 39 56.2   -12 06 25     2.117    3.082  158.6    6.9   116   12.6 
2026-05-25 00:00 UT   14 39 08.3   -12 04 13     2.121    3.081  157.5    7.2   116   12.7 
2026-05-26 00:00 UT   14 38 21.2   -12 02 06     2.124    3.079  156.4    7.6   115   12.7 
2026-05-27 00:00 UT   14 37 35.0   -12 00 03     2.128    3.078  155.2    7.9   115   12.7 
2026-05-28 00:00 UT   14 36 49.6   -11 58 05     2.133    3.076  154.1    8.3   115   12.7 
2026-05-29 00:00 UT   14 36 05.2   -11 56 12     2.137    3.074  153.0    8.6   114   12.7 
2026-05-30 00:00 UT   14 35 21.8   -11 54 24     2.142    3.073  151.8    9.0   114   12.7 
2026-05-31 00:00 UT   14 34 39.3   -11 52 41     2.147    3.071  150.7    9.3   114   12.8 
2026-06-01 00:00 UT   14 33 57.9   -11 51 04     2.152    3.070  149.6    9.6   113   12.8 
2026-06-02 00:00 UT   14 33 17.5   -11 49 32     2.158    3.068  148.5   10.0   113   12.8 
2026-06-03 00:00 UT   14 32 38.2   -11 48 05     2.163    3.066  147.4   10.3   113   12.8 
2026-06-04 00:00 UT   14 31 59.9   -11 46 45     2.169    3.065  146.3   10.6   113   12.8 
2026-06-05 00:00 UT   14 31 22.9   -11 45 29     2.175    3.063  145.2   10.9   113   12.9 
2026-06-06 00:00 UT   14 30 46.9   -11 44 20     2.182    3.062  144.1   11.2   112   12.9 
2026-06-07 00:00 UT   14 30 12.1   -11 43 17     2.188    3.060  143.0   11.5   112   12.9 
2026-06-08 00:00 UT   14 29 38.6   -11 42 19     2.195    3.058  141.9   11.8   112   12.9 
2026-06-09 00:00 UT   14 29 06.2   -11 41 28     2.202    3.057  140.8   12.1   112   12.9 
2026-06-10 00:00 UT   14 28 35.1   -11 40 43     2.209    3.055  139.7   12.4   112   12.9 
2026-06-11 00:00 UT   14 28 05.2   -11 40 04     2.217    3.053  138.7   12.7   112   13.0 
2026-06-12 00:00 UT   14 27 36.6   -11 39 32     2.224    3.052  137.6   13.0   112   13.0 
2026-06-13 00:00 UT   14 27 09.2   -11 39 06     2.232    3.050  136.5   13.2   111   13.0 
2026-06-14 00:00 UT   14 26 43.2   -11 38 47     2.240    3.048  135.5   13.5   111   13.0 
2026-06-15 00:00 UT   14 26 18.5   -11 38 34     2.248    3.047  134.4   13.8   111   13.0 
2026-06-16 00:00 UT   14 25 55.2   -11 38 27     2.256    3.045  133.4   14.0   111   13.0 
2026-06-17 00:00 UT   14 25 33.2   -11 38 27     2.265    3.043  132.3   14.3   111   13.1 

    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.