2010 LQ42
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Opposition	28 Jun 2026	20.8	2.554 AU	1.572 AU	18h27m	-04°18'	161.0°	7.4°
Today	30 Jun 2026	20.8	2.553 AU	1.571 AU	18h25m	-04°03'	160.7°	7.5°

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 2010 LQ42 are:

            e (Eccentricity)                : 0.2006805
            a (Semimajor axis)              : 3.1153529
            i (Inclination)                 : 26.06197
            Ω (Longitude of ascending node) : 252.20454
            ω (Argument of perihelion)      : 58.92132
            M (Mean anomaly)                : 299.53056
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 308.34474
            B (Latitude of perihelion)      : 22.10341
            P (Orbital period in years)     : 5.50            
        

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
2026-06-30 00:00 UT   18 25 44.4   -04 03 44     1.571    2.553  160.7    7.5   174   20.8 
2026-06-30 17:24 UT   18 25 03.3   -03 56 52     1.571    2.552  160.6    7.6   171   20.8 
2026-07-01 00:00 UT   18 24 47.8   -03 54 17     1.571    2.552  160.5    7.6   171   20.8 
2026-07-02 00:00 UT   18 23 51.4   -03 45 00     1.571    2.551  160.2    7.8   167   20.8 
2026-07-03 00:00 UT   18 22 55.2   -03 35 56     1.572    2.550  159.8    7.9   164   20.8 
2026-07-04 00:00 UT   18 21 59.3   -03 27 03     1.572    2.549  159.3    8.1   161   20.8 
2026-07-05 00:00 UT   18 21 03.8   -03 18 22     1.573    2.548  158.8    8.3   158   20.8 
2026-07-06 00:00 UT   18 20 08.6   -03 09 53     1.574    2.547  158.3    8.5   155   20.8 
2026-07-07 00:00 UT   18 19 13.9   -03 01 37     1.576    2.546  157.7    8.7   152   20.8 
2026-07-08 00:00 UT   18 18 19.7   -02 53 34     1.578    2.545  157.0    9.0   150   20.8 
2026-07-09 00:00 UT   18 17 26.1   -02 45 43     1.580    2.544  156.4    9.2   147   20.8 
2026-07-10 00:00 UT   18 16 33.1   -02 38 05     1.582    2.543  155.7    9.5   145   20.9 
2026-07-11 00:00 UT   18 15 40.8   -02 30 41     1.584    2.542  155.0    9.7   143   20.9 
2026-07-12 00:00 UT   18 14 49.3   -02 23 29     1.587    2.541  154.2   10.0   141   20.9 
2026-07-13 00:00 UT   18 13 58.6   -02 16 31     1.590    2.540  153.4   10.3   139   20.9 
2026-07-14 00:00 UT   18 13 08.8   -02 09 46     1.593    2.539  152.6   10.6   137   20.9 
2026-07-15 00:00 UT   18 12 20.0   -02 03 15     1.596    2.538  151.8   10.9   135   20.9 
2026-07-16 00:00 UT   18 11 32.1   -01 56 56     1.600    2.537  151.0   11.2   134   20.9 
2026-07-17 00:00 UT   18 10 45.3   -01 50 52     1.604    2.536  150.1   11.5   132   21.0 
2026-07-18 00:00 UT   18 09 59.6   -01 45 00     1.608    2.535  149.3   11.8   131   21.0 
2026-07-19 00:00 UT   18 09 15.0   -01 39 22     1.612    2.534  148.4   12.1   129   21.0 
2026-07-20 00:00 UT   18 08 31.6   -01 33 57     1.617    2.534  147.5   12.4   128   21.0 
2026-07-21 00:00 UT   18 07 49.4   -01 28 45     1.622    2.533  146.6   12.8   127   21.0 
2026-07-22 00:00 UT   18 07 08.5   -01 23 46     1.627    2.532  145.7   13.1   126   21.0 
2026-07-23 00:00 UT   18 06 28.9   -01 19 00     1.632    2.531  144.8   13.4   125   21.1 
2026-07-24 00:00 UT   18 05 50.7   -01 14 27     1.637    2.530  143.9   13.7   123   21.1 
2026-07-25 00:00 UT   18 05 13.8   -01 10 06     1.643    2.529  143.0   14.0   122   21.1 
2026-07-26 00:00 UT   18 04 38.3   -01 05 58     1.649    2.528  142.1   14.3   121   21.1 
2026-07-27 00:00 UT   18 04 04.2   -01 02 02     1.655    2.528  141.2   14.6   120   21.1 
2026-07-28 00:00 UT   18 03 31.6   +00 58 19     1.661    2.527  140.3   14.9   119   21.2 
2026-07-29 00:00 UT   18 03 00.5   +00 54 47     1.667    2.526  139.4   15.2   119   21.2 
2026-07-30 00:00 UT   18 02 30.8   +00 51 28     1.674    2.525  138.5   15.5   118   21.2 

    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.