2018 FE4
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	31 Dec 2025	28.6	2.534 AU	1.658 AU	07h37m	-07°51'	146.0°	12.5°

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 2018 FE4 are:

            e (Eccentricity)                : 0.6037252
            a (Semimajor axis)              : 1.6433350
            i (Inclination)                 : 19.24603
            Ω (Longitude of ascending node) : 183.54700
            ω (Argument of perihelion)      : 92.66875
            M (Mean anomaly)                : 202.66311
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 96.37348
            B (Latitude of perihelion)      : 19.22434
            P (Orbital period in years)     : 2.11            
        

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   07 37 06.3   -07 51 13     1.658    2.534  146.0   12.5   336   28.6 
2025-12-31 12:24 UT   07 36 24.2   -07 51 24     1.655    2.533  146.4   12.4   337   28.6 
2026-01-01 00:00 UT   07 35 44.6   -07 51 29     1.652    2.532  146.6   12.3   338   28.5 
2026-01-02 00:00 UT   07 34 21.8   -07 51 27     1.646    2.529  147.2   12.1   340   28.5 
2026-01-03 00:00 UT   07 32 58.0   -07 51 05     1.640    2.527  147.8   12.0   343   28.5 
2026-01-04 00:00 UT   07 31 33.3   -07 50 23     1.635    2.525  148.3   11.8   345   28.5 
2026-01-05 00:00 UT   07 30 07.6   -07 49 21     1.629    2.522  148.7   11.7   347   28.5 
2026-01-06 00:00 UT   07 28 41.2   -07 48 00     1.624    2.520  149.2   11.5   350   28.5 
2026-01-07 00:00 UT   07 27 14.0   -07 46 19     1.620    2.517  149.5   11.4   352   28.5 
2026-01-08 00:00 UT   07 25 46.2   -07 44 17     1.615    2.515  149.8   11.3   355   28.4 
2026-01-09 00:00 UT   07 24 17.8   -07 41 56     1.611    2.512  150.1   11.3   358   28.4 
2026-01-10 00:00 UT   07 22 48.9   -07 39 14     1.607    2.509  150.3   11.2     1   28.4 
2026-01-11 00:00 UT   07 21 19.6   -07 36 12     1.604    2.507  150.5   11.2     3   28.4 
2026-01-12 00:00 UT   07 19 50.1   -07 32 50     1.601    2.504  150.6   11.1     6   28.4 
2026-01-13 00:00 UT   07 18 20.3   -07 29 07     1.598    2.502  150.6   11.1     9   28.4 
2026-01-14 00:00 UT   07 16 50.4   -07 25 05     1.595    2.499  150.6   11.2    12   28.4 
2026-01-15 00:00 UT   07 15 20.5   -07 20 43     1.593    2.496  150.5   11.2    14   28.4 
2026-01-16 00:00 UT   07 13 50.7   -07 16 01     1.591    2.493  150.3   11.3    17   28.4 
2026-01-17 00:00 UT   07 12 21.1   -07 10 59     1.589    2.491  150.1   11.3    20   28.4 
2026-01-18 00:00 UT   07 10 51.7   -07 05 39     1.587    2.488  149.9   11.4    23   28.4 
2026-01-19 00:00 UT   07 09 22.7   -06 59 59     1.586    2.485  149.6   11.6    25   28.4 
2026-01-20 00:00 UT   07 07 54.1   -06 54 00     1.585    2.482  149.2   11.7    28   28.4 
2026-01-21 00:00 UT   07 06 26.1   -06 47 44     1.585    2.479  148.8   11.9    30   28.4 
2026-01-22 00:00 UT   07 04 58.8   -06 41 09     1.584    2.476  148.4   12.0    33   28.4 
2026-01-23 00:00 UT   07 03 32.2   -06 34 17     1.584    2.474  147.8   12.2    35   28.4 

    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.