(704) Interamnia
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	9 Jan 2026	12.8	3.521 AU	3.755 AU	14h09m	-29°47'	68.8°	15.1°
Opposition	1 May 2026	11.5	3.469 AU	2.509 AU	14h02m	-34°52'	159.0°	6.0°

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 Interamnia are:

            e (Eccentricity)                : 0.1552478
            a (Semimajor axis)              : 3.0562188
            i (Inclination)                 : 17.31546
            Ω (Longitude of ascending node) : 280.16607
            ω (Argument of perihelion)      : 94.10696
            M (Mean anomaly)                : 184.20540
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 194.46728
            B (Latitude of perihelion)      : 17.26960
            P (Orbital period in years)     : 5.34            
        

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
2026-01-09 00:00 UT   14 09 31.3   -29 47 07     3.755    3.521   68.8   15.1   284   12.8 
2026-01-09 14:03 UT   14 10 02.6   -29 51 26     3.747    3.521   69.3   15.1   284   12.8 
2026-01-10 00:00 UT   14 10 24.6   -29 54 29     3.741    3.521   69.6   15.2   284   12.8 
2026-01-11 00:00 UT   14 11 17.2   -30 01 50     3.728    3.521   70.3   15.3   285   12.8 
2026-01-12 00:00 UT   14 12 09.2   -30 09 09     3.714    3.520   71.1   15.3   285   12.8 
2026-01-13 00:00 UT   14 13 00.5   -30 16 25     3.700    3.520   71.9   15.4   285   12.8 
2026-01-14 00:00 UT   14 13 51.2   -30 23 40     3.686    3.520   72.6   15.5   285   12.8 
2026-01-15 00:00 UT   14 14 41.1   -30 30 53     3.672    3.520   73.4   15.5   285   12.8 
2026-01-16 00:00 UT   14 15 30.4   -30 38 03     3.658    3.519   74.2   15.6   285   12.8 
2026-01-17 00:00 UT   14 16 18.9   -30 45 12     3.644    3.519   75.0   15.7   286   12.7 
2026-01-18 00:00 UT   14 17 06.7   -30 52 18     3.630    3.519   75.7   15.7   286   12.7 
2026-01-19 00:00 UT   14 17 53.8   -30 59 22     3.615    3.518   76.5   15.8   286   12.7 
2026-01-20 00:00 UT   14 18 40.1   -31 06 24     3.601    3.518   77.3   15.8   286   12.7 
2026-01-21 00:00 UT   14 19 25.6   -31 13 23     3.587    3.518   78.1   15.9   286   12.7 
2026-01-22 00:00 UT   14 20 10.3   -31 20 20     3.572    3.517   78.9   15.9   287   12.7 
2026-01-23 00:00 UT   14 20 54.3   -31 27 14     3.558    3.517   79.7   16.0   287   12.7 
2026-01-24 00:00 UT   14 21 37.3   -31 34 06     3.543    3.517   80.5   16.0   287   12.7 
2026-01-25 00:00 UT   14 22 19.6   -31 40 56     3.529    3.517   81.3   16.1   287   12.7 
2026-01-26 00:00 UT   14 23 01.0   -31 47 43     3.514    3.516   82.1   16.1   287   12.7 
2026-01-27 00:00 UT   14 23 41.6   -31 54 27     3.500    3.516   82.9   16.1   287   12.7 
2026-01-28 00:00 UT   14 24 21.3   -32 01 08     3.485    3.516   83.7   16.2   288   12.7 
2026-01-29 00:00 UT   14 25 00.1   -32 07 47     3.471    3.515   84.5   16.2   288   12.7 
2026-01-30 00:00 UT   14 25 37.9   -32 14 23     3.456    3.515   85.3   16.2   288   12.6 
2026-01-31 00:00 UT   14 26 14.9   -32 20 56     3.441    3.515   86.1   16.2   288   12.6 
2026-02-01 00:00 UT   14 26 51.0   -32 27 26     3.427    3.514   86.9   16.3   289   12.6 
2026-02-02 00:00 UT   14 27 26.1   -32 33 53     3.412    3.514   87.7   16.3   289   12.6 
2026-02-03 00:00 UT   14 28 00.2   -32 40 17     3.397    3.513   88.6   16.3   289   12.6 
2026-02-04 00:00 UT   14 28 33.4   -32 46 38     3.383    3.513   89.4   16.3   289   12.6 
2026-02-05 00:00 UT   14 29 05.5   -32 52 56     3.368    3.513   90.2   16.3   289   12.6 
2026-02-06 00:00 UT   14 29 36.7   -32 59 11     3.353    3.512   91.0   16.3   290   12.6 
2026-02-07 00:00 UT   14 30 06.8   -33 05 22     3.339    3.512   91.9   16.3   290   12.6 
2026-02-08 00:00 UT   14 30 35.9   -33 11 30     3.324    3.512   92.7   16.3   290   12.6 

    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.