2010 LQ42
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	1 Jul 2025	23.1	3.197 AU	3.089 AU	11h46m	-20°50'	86.8°	18.5°
Opposition	28 Jun 2026	20.8	2.554 AU	1.571 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)                : 0.2007072
            a (Semimajor axis)              : 3.1147331
            i (Inclination)                 : 26.06264
            Ω (Longitude of ascending node) : 252.20349
            ω (Argument of perihelion)      : 58.97978
            M (Mean anomaly)                : 263.62114
            Epoch                           : 2025 May 05

            L (Longitude of perihelion)     : 308.40472
            B (Latitude of perihelion)      : 22.11826
            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. A more printer-friendly version of the same chart can be found below.

Ephemerides:

Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2025-07-01 00:00 UT   11 46 48.5   -20 50 56     3.089    3.197   86.8   18.5   116   23.1 
2025-07-01 02:38 UT   11 46 54.4   -20 50 33     3.090    3.197   86.7   18.5   116   23.1 
2025-07-02 00:00 UT   11 47 43.4   -20 47 35     3.100    3.195   86.1   18.5   116   23.1 
2025-07-03 00:00 UT   11 48 39.0   -20 44 24     3.111    3.193   85.3   18.5   117   23.1 
2025-07-04 00:00 UT   11 49 35.4   -20 41 20     3.122    3.191   84.6   18.5   117   23.2 
2025-07-05 00:00 UT   11 50 32.4   -20 38 25     3.133    3.189   83.9   18.5   117   23.2 
2025-07-06 00:00 UT   11 51 30.2   -20 35 39     3.144    3.187   83.2   18.5   117   23.2 
2025-07-07 00:00 UT   11 52 28.7   -20 33 00     3.156    3.186   82.4   18.4   118   23.2 
2025-07-08 00:00 UT   11 53 27.8   -20 30 30     3.167    3.184   81.7   18.4   118   23.2 
2025-07-09 00:00 UT   11 54 27.6   -20 28 08     3.178    3.182   81.0   18.4   118   23.2 
2025-07-10 00:00 UT   11 55 28.1   -20 25 54     3.189    3.180   80.3   18.4   118   23.2 
2025-07-11 00:00 UT   11 56 29.2   -20 23 48     3.200    3.178   79.6   18.3   118   23.2 
2025-07-12 00:00 UT   11 57 31.0   -20 21 49     3.211    3.176   78.9   18.3   119   23.2 
2025-07-13 00:00 UT   11 58 33.4   -20 19 59     3.222    3.174   78.2   18.3   119   23.2 
2025-07-14 00:00 UT   11 59 36.4   -20 18 16     3.233    3.172   77.5   18.2   119   23.2 
2025-07-15 00:00 UT   12 00 40.0   -20 16 40     3.244    3.170   76.8   18.2   119   23.2 
2025-07-16 00:00 UT   12 01 44.3   -20 15 12     3.255    3.168   76.1   18.1   119   23.2 
2025-07-17 00:00 UT   12 02 49.1   -20 13 52     3.266    3.167   75.4   18.1   120   23.2 
2025-07-18 00:00 UT   12 03 54.6   -20 12 38     3.277    3.165   74.7   18.0   120   23.2 
2025-07-19 00:00 UT   12 05 00.6   -20 11 33     3.287    3.163   74.0   18.0   120   23.2 
2025-07-20 00:00 UT   12 06 07.2   -20 10 34     3.298    3.161   73.4   17.9   120   23.2 
2025-07-21 00:00 UT   12 07 14.4   -20 09 42     3.309    3.159   72.7   17.9   120   23.2 
2025-07-22 00:00 UT   12 08 22.1   -20 08 58     3.320    3.157   72.0   17.8   121   23.2 
2025-07-23 00:00 UT   12 09 30.4   -20 08 21     3.330    3.155   71.3   17.8   121   23.2 
2025-07-24 00:00 UT   12 10 39.3   -20 07 50     3.341    3.153   70.6   17.7   121   23.2 
2025-07-25 00:00 UT   12 11 48.7   -20 07 27     3.351    3.151   69.9   17.6   121   23.3 
2025-07-26 00:00 UT   12 12 58.7   -20 07 10     3.362    3.149   69.3   17.6   121   23.3 
2025-07-27 00:00 UT   12 14 09.1   -20 06 59     3.372    3.147   68.6   17.5   121   23.3 
2025-07-28 00:00 UT   12 15 20.1   -20 06 56     3.383    3.145   67.9   17.4   122   23.3 
2025-07-29 00:00 UT   12 16 31.7   -20 06 59     3.393    3.143   67.3   17.3   122   23.3 
2025-07-30 00:00 UT   12 17 43.7   -20 07 08     3.403    3.141   66.6   17.3   122   23.3 
2025-07-31 00:00 UT   12 18 56.2   -20 07 23     3.414    3.140   65.9   17.2   122   23.3 

    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.