2005 NX55
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	30 Jan 2026	27.1	2.362 AU	2.554 AU	16h24m	+01°17'	67.6°	22.7°

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 2005 NX55 are:

            e (Eccentricity)                : 0.5942183
            a (Semimajor axis)              : 1.5442116
            i (Inclination)                 : 26.47726
            Ω (Longitude of ascending node) : 106.13689
            ω (Argument of perihelion)      : 277.25191
            M (Mean anomaly)                : 186.54245
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 24.22790
            B (Latitude of perihelion)      : -26.24920
            P (Orbital period in years)     : 1.92            
        

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
2026-01-30 00:00 UT   16 24 56.5   +01 17 29     2.554    2.362   67.6   22.7   290   27.1 
2026-01-30 23:42 UT   16 26 15.7   +01 18 47     2.541    2.359   68.2   22.8   289   27.1 
2026-01-31 00:00 UT   16 26 16.7   +01 18 48     2.540    2.359   68.2   22.8   289   27.1 
2026-02-01 00:00 UT   16 27 36.4   +01 20 16     2.526    2.357   68.8   22.9   289   27.1 
2026-02-02 00:00 UT   16 28 55.7   +01 21 51     2.512    2.354   69.4   23.1   289   27.1 
2026-02-03 00:00 UT   16 30 14.5   +01 23 34     2.497    2.352   70.1   23.2   288   27.0 
2026-02-04 00:00 UT   16 31 32.8   +01 25 26     2.483    2.349   70.7   23.3   288   27.0 
2026-02-05 00:00 UT   16 32 50.7   +01 27 25     2.468    2.346   71.3   23.5   288   27.0 
2026-02-06 00:00 UT   16 34 08.1   +01 29 32     2.454    2.344   71.9   23.6   287   27.0 
2026-02-07 00:00 UT   16 35 24.9   +01 31 47     2.439    2.341   72.6   23.7   287   27.0 
2026-02-08 00:00 UT   16 36 41.3   +01 34 10     2.424    2.338   73.2   23.8   286   27.0 
2026-02-09 00:00 UT   16 37 57.1   +01 36 42     2.410    2.336   73.8   23.9   286   27.0 
2026-02-10 00:00 UT   16 39 12.4   +01 39 21     2.395    2.333   74.5   24.0   286   27.0 
2026-02-11 00:00 UT   16 40 27.1   +01 42 09     2.380    2.330   75.1   24.2   285   26.9 
2026-02-12 00:00 UT   16 41 41.2   +01 45 05     2.365    2.327   75.7   24.3   285   26.9 
2026-02-13 00:00 UT   16 42 54.8   +01 48 09     2.350    2.324   76.4   24.4   284   26.9 
2026-02-14 00:00 UT   16 44 07.7   +01 51 21     2.335    2.321   77.0   24.5   284   26.9 
2026-02-15 00:00 UT   16 45 20.0   +01 54 42     2.320    2.319   77.6   24.6   284   26.9 
2026-02-16 00:00 UT   16 46 31.7   +01 58 11     2.305    2.316   78.3   24.7   283   26.9 
2026-02-17 00:00 UT   16 47 42.7   +02 01 48     2.289    2.313   78.9   24.8   283   26.9 
2026-02-18 00:00 UT   16 48 53.1   +02 05 33     2.274    2.310   79.6   24.9   282   26.9 
2026-02-19 00:00 UT   16 50 02.8   +02 09 27     2.259    2.307   80.2   25.0   282   26.8 
2026-02-20 00:00 UT   16 51 11.7   +02 13 29     2.243    2.303   80.9   25.1   282   26.8 
2026-02-21 00:00 UT   16 52 20.0   +02 17 39     2.228    2.300   81.5   25.2   281   26.8 
2026-02-22 00:00 UT   16 53 27.5   +02 21 58     2.213    2.297   82.2   25.2   281   26.8 
2026-02-23 00:00 UT   16 54 34.3   +02 26 24     2.197    2.294   82.8   25.3   280   26.8 
2026-02-24 00:00 UT   16 55 40.3   +02 30 59     2.182    2.291   83.5   25.4   280   26.8 
2026-02-25 00:00 UT   16 56 45.5   +02 35 43     2.166    2.288   84.1   25.5   280   26.7 
2026-02-26 00:00 UT   16 57 50.0   +02 40 34     2.151    2.284   84.8   25.6   279   26.7 

    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.