(485) Genua
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	18 Sep 2025	14.3	3.074 AU	3.597 AU	15h04m	-08°10'	51.5°	14.8°
Opposition	10 Jul 2026	13.1	3.271 AU	2.297 AU	19h07m	-02°29'	160.1°	6.1°

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 Genua are:

            e (Eccentricity)                : 0.1893992
            a (Semimajor axis)              : 2.7509796
            i (Inclination)                 : 13.86671
            Ω (Longitude of ascending node) : 193.38193
            ω (Argument of perihelion)      : 271.97094
            M (Mean anomaly)                : 90.39726
            Epoch                           : 2025 May 05

            L (Longitude of perihelion)     : 105.41199
            B (Latitude of perihelion)      : -13.85834
            P (Orbital period in years)     : 4.56            
        

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
2025-09-18 00:00 UT   15 04 08.3   -08 10 03     3.597    3.074   51.5   14.8    99   14.3 
2025-09-18 20:20 UT   15 05 11.0   -08 14 40     3.607    3.075   51.0   14.7    99   14.3 
2025-09-19 00:00 UT   15 05 22.4   -08 15 30     3.609    3.075   50.9   14.7    99   14.3 
2025-09-20 00:00 UT   15 06 36.8   -08 20 56     3.621    3.077   50.2   14.5    99   14.3 
2025-09-21 00:00 UT   15 07 51.7   -08 26 21     3.633    3.078   49.6   14.4    98   14.3 
2025-09-22 00:00 UT   15 09 06.9   -08 31 44     3.644    3.079   48.9   14.2    98   14.3 
2025-09-23 00:00 UT   15 10 22.5   -08 37 07     3.656    3.081   48.3   14.1    98   14.3 
2025-09-24 00:00 UT   15 11 38.4   -08 42 28     3.667    3.082   47.7   13.9    98   14.3 
2025-09-25 00:00 UT   15 12 54.7   -08 47 47     3.678    3.083   47.0   13.8    97   14.3 
2025-09-26 00:00 UT   15 14 11.4   -08 53 06     3.690    3.085   46.4   13.6    97   14.3 
2025-09-27 00:00 UT   15 15 28.4   -08 58 22     3.701    3.086   45.8   13.5    97   14.3 
2025-09-28 00:00 UT   15 16 45.7   -09 03 37     3.712    3.087   45.1   13.3    96   14.3 
2025-09-29 00:00 UT   15 18 03.4   -09 08 51     3.722    3.089   44.5   13.1    96   14.3 
2025-09-30 00:00 UT   15 19 21.4   -09 14 03     3.733    3.090   43.9   13.0    96   14.3 
2025-10-01 00:00 UT   15 20 39.7   -09 19 13     3.744    3.091   43.2   12.8    95   14.3 
2025-10-02 00:00 UT   15 21 58.3   -09 24 21     3.754    3.093   42.6   12.7    95   14.3 
2025-10-03 00:00 UT   15 23 17.3   -09 29 27     3.765    3.094   42.0   12.5    95   14.3 
2025-10-04 00:00 UT   15 24 36.5   -09 34 31     3.775    3.095   41.4   12.3    95   14.3 
2025-10-05 00:00 UT   15 25 56.1   -09 39 34     3.785    3.097   40.7   12.2    94   14.3 
2025-10-06 00:00 UT   15 27 15.9   -09 44 34     3.795    3.098   40.1   12.0    94   14.3 
2025-10-07 00:00 UT   15 28 36.1   -09 49 32     3.805    3.099   39.5   11.8    93   14.3 
2025-10-08 00:00 UT   15 29 56.5   -09 54 29     3.815    3.101   38.9   11.7    93   14.3 
2025-10-09 00:00 UT   15 31 17.2   -09 59 23     3.824    3.102   38.2   11.5    93   14.3 
2025-10-10 00:00 UT   15 32 38.2   -10 04 15     3.834    3.103   37.6   11.3    92   14.3 
2025-10-11 00:00 UT   15 33 59.5   -10 09 04     3.843    3.104   37.0   11.2    92   14.3 
2025-10-12 00:00 UT   15 35 21.0   -10 13 51     3.852    3.106   36.4   11.0    92   14.3 
2025-10-13 00:00 UT   15 36 42.8   -10 18 36     3.861    3.107   35.8   10.8    91   14.3 

    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.