(285571) 2000 PQ9
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	16 Jul 2026	22.1	1.501 AU	1.578 AU	11h36m	-11°11'	66.7°	38.4°

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 2000 PQ9 are:

            e (Eccentricity)                : 0.4324411
            a (Semimajor axis)              : 1.9035657
            i (Inclination)                 : 13.48267
            Ω (Longitude of ascending node) : 297.16245
            ω (Argument of perihelion)      : 7.05696
            M (Mean anomaly)                : 231.96153
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 304.02681
            B (Latitude of perihelion)      : 1.64141
            P (Orbital period in years)     : 2.63            
        

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
2026-07-16 00:00 UT   11 36 45.8   -11 11 20     1.578    1.501   66.7   38.4   119   22.1 
2026-07-16 13:01 UT   11 37 53.7   -11 15 37     1.579    1.498   66.4   38.5   119   22.1 
2026-07-17 00:00 UT   11 38 51.3   -11 19 16     1.580    1.495   66.2   38.5   120   22.1 
2026-07-18 00:00 UT   11 40 58.2   -11 27 19     1.581    1.489   65.8   38.5   120   22.0 
2026-07-19 00:00 UT   11 43 06.3   -11 35 29     1.583    1.483   65.4   38.5   120   22.0 
2026-07-20 00:00 UT   11 45 15.7   -11 43 46     1.584    1.477   65.0   38.6   120   22.0 
2026-07-21 00:00 UT   11 47 26.4   -11 52 11     1.585    1.471   64.6   38.6   120   22.0 
2026-07-22 00:00 UT   11 49 38.3   -12 00 42     1.586    1.465   64.2   38.6   120   22.0 
2026-07-23 00:00 UT   11 51 51.5   -12 09 19     1.587    1.459   63.8   38.7   120   22.0 
2026-07-24 00:00 UT   11 54 06.1   -12 18 03     1.588    1.453   63.5   38.7   120   22.0 
2026-07-25 00:00 UT   11 56 21.9   -12 26 53     1.589    1.447   63.1   38.7   120   22.0 
2026-07-26 00:00 UT   11 58 39.0   -12 35 49     1.590    1.441   62.7   38.8   120   22.0 
2026-07-27 00:00 UT   12 00 57.4   -12 44 51     1.590    1.436   62.3   38.8   120   22.0 
2026-07-28 00:00 UT   12 03 17.1   -12 53 59     1.591    1.430   62.0   38.8   120   22.0 
2026-07-29 00:00 UT   12 05 38.1   -13 03 12     1.591    1.424   61.6   38.9   120   22.0 
2026-07-30 00:00 UT   12 08 00.4   -13 12 30     1.592    1.418   61.3   38.9   120   22.0 
2026-07-31 00:00 UT   12 10 24.1   -13 21 53     1.592    1.412   60.9   38.9   120   22.0 

    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.