2010 LQ42
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	22 Apr 2026	22.0	2.642 AU	2.136 AU	18h51m	-17°28'	109.1°	21.1°
Opposition	28 Jun 2026	20.8	2.554 AU	1.572 AU	18h27m	-04°18'	161.0°	7.4°

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
2026-04-22 00:00 UT   18 51 29.5   -17 28 45     2.136    2.642  109.1   21.1   263   22.0 
2026-04-22 03:48 UT   18 51 34.0   -17 27 06     2.134    2.641  109.2   21.1   263   22.0 
2026-04-23 00:00 UT   18 51 57.1   -17 18 16     2.122    2.640  109.9   21.0   263   22.0 
2026-04-24 00:00 UT   18 52 23.3   -17 07 42     2.108    2.639  110.8   20.9   263   22.0 
2026-04-25 00:00 UT   18 52 48.0   -16 57 02     2.095    2.637  111.6   20.8   262   21.9 
2026-04-26 00:00 UT   18 53 11.3   -16 46 17     2.081    2.636  112.5   20.7   262   21.9 
2026-04-27 00:00 UT   18 53 33.0   -16 35 28     2.068    2.634  113.3   20.5   262   21.9 
2026-04-28 00:00 UT   18 53 53.3   -16 24 33     2.055    2.633  114.2   20.4   262   21.9 
2026-04-29 00:00 UT   18 54 12.0   -16 13 33     2.041    2.631  115.1   20.3   262   21.9 
2026-04-30 00:00 UT   18 54 29.2   -16 02 29     2.028    2.630  115.9   20.1   261   21.8 
2026-05-01 00:00 UT   18 54 44.9   -15 51 19     2.015    2.628  116.8   20.0   261   21.8 
2026-05-02 00:00 UT   18 54 59.1   -15 40 05     2.002    2.627  117.7   19.9   261   21.8 
2026-05-03 00:00 UT   18 55 11.6   -15 28 46     1.990    2.625  118.6   19.7   261   21.8 
2026-05-04 00:00 UT   18 55 22.6   -15 17 22     1.977    2.624  119.4   19.5   260   21.8 
2026-05-05 00:00 UT   18 55 32.1   -15 05 54     1.965    2.622  120.3   19.4   260   21.7 
2026-05-06 00:00 UT   18 55 39.9   -14 54 21     1.952    2.621  121.2   19.2   260   21.7 
2026-05-07 00:00 UT   18 55 46.1   -14 42 44     1.940    2.620  122.1   19.0   259   21.7 
2026-05-08 00:00 UT   18 55 50.8   -14 31 02     1.928    2.618  123.0   18.9   259   21.7 
2026-05-09 00:00 UT   18 55 53.7   -14 19 17     1.916    2.617  123.9   18.7   259   21.7 
2026-05-10 00:00 UT   18 55 55.1   -14 07 27     1.904    2.615  124.8   18.5   258   21.6 
2026-05-11 00:00 UT   18 55 54.8   -13 55 34     1.892    2.614  125.7   18.3   258   21.6 
2026-05-12 00:00 UT   18 55 52.9   -13 43 37     1.881    2.613  126.7   18.1   258   21.6 
2026-05-13 00:00 UT   18 55 49.3   -13 31 36     1.869    2.611  127.6   17.9   257   21.6 
2026-05-14 00:00 UT   18 55 44.1   -13 19 32     1.858    2.610  128.5   17.6   257   21.6 
2026-05-15 00:00 UT   18 55 37.2   -13 07 24     1.847    2.608  129.4   17.4   256   21.5 
2026-05-16 00:00 UT   18 55 28.7   -12 55 14     1.836    2.607  130.3   17.2   256   21.5 
2026-05-17 00:00 UT   18 55 18.5   -12 43 00     1.826    2.606  131.3   17.0   256   21.5 
2026-05-18 00:00 UT   18 55 06.6   -12 30 44     1.815    2.604  132.2   16.7   255   21.5 
2026-05-19 00:00 UT   18 54 53.1   -12 18 25     1.805    2.603  133.1   16.5   255   21.5 
2026-05-20 00:00 UT   18 54 38.0   -12 06 04     1.794    2.602  134.1   16.2   254   21.4 
2026-05-21 00:00 UT   18 54 21.2   -11 53 41     1.784    2.600  135.0   16.0   253   21.4 
2026-05-22 00:00 UT   18 54 02.8   -11 41 15     1.775    2.599  135.9   15.7   253   21.4 

    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.