2022 SW1
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	22 Aug 2026	33.5	2.898 AU	3.566 AU	12h36m	-05°57'	42.2°	13.6°

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 2022 SW1 are:

            e (Eccentricity)                : 0.5235896
            a (Semimajor axis)              : 1.9494914
            i (Inclination)                 : 4.90676
            Ω (Longitude of ascending node) : 357.01148
            ω (Argument of perihelion)      : 39.66274
            M (Mean anomaly)                : 47.98641
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 36.57089
            B (Latitude of perihelion)      : 3.12955
            P (Orbital period in years)     : 2.72            
        

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
2026-08-22 00:00 UT   12 36 43.8   -05 57 11     3.566    2.898   42.2   13.6   115   33.5 
2026-08-22 06:56 UT   12 37 04.2   -05 59 26     3.569    2.898   42.0   13.5   115   33.5 
2026-08-23 00:00 UT   12 37 54.7   -06 04 58     3.577    2.899   41.6   13.4   115   33.5 
2026-08-24 00:00 UT   12 39 05.8   -06 12 45     3.588    2.901   41.0   13.2   115   33.5 
2026-08-25 00:00 UT   12 40 17.1   -06 20 34     3.599    2.903   40.3   13.0   115   33.5 
2026-08-26 00:00 UT   12 41 28.7   -06 28 24     3.609    2.904   39.7   12.8   115   33.5 
2026-08-27 00:00 UT   12 42 40.5   -06 36 14     3.620    2.906   39.0   12.7   115   33.5 
2026-08-28 00:00 UT   12 43 52.6   -06 44 06     3.630    2.907   38.4   12.5   115   33.5 
2026-08-29 00:00 UT   12 45 04.8   -06 51 58     3.641    2.909   37.8   12.3   115   33.5 
2026-08-30 00:00 UT   12 46 17.3   -06 59 51     3.651    2.910   37.1   12.1   115   33.5 
2026-08-31 00:00 UT   12 47 30.0   -07 07 45     3.661    2.912   36.5   11.9   115   33.5 
2026-09-01 00:00 UT   12 48 42.9   -07 15 39     3.670    2.913   35.8   11.7   115   33.5 
2026-09-02 00:00 UT   12 49 56.0   -07 23 35     3.680    2.914   35.2   11.5   116   33.5 
2026-09-03 00:00 UT   12 51 09.3   -07 31 31     3.690    2.916   34.6   11.3   116   33.5 
2026-09-04 00:00 UT   12 52 22.8   -07 39 27     3.699    2.917   33.9   11.1   116   33.5 
2026-09-05 00:00 UT   12 53 36.5   -07 47 24     3.708    2.919   33.3   10.9   116   33.5 
2026-09-06 00:00 UT   12 54 50.5   -07 55 22     3.717    2.920   32.7   10.7   116   33.5 
2026-09-07 00:00 UT   12 56 04.6   -08 03 20     3.726    2.921   32.0   10.5   116   33.5 
2026-09-08 00:00 UT   12 57 19.0   -08 11 19     3.735    2.923   31.4   10.3   116   33.5 
2026-09-09 00:00 UT   12 58 33.5   -08 19 18     3.744    2.924   30.8   10.2   116   33.5 
2026-09-10 00:00 UT   12 59 48.2   -08 27 18     3.752    2.925   30.1   10.0   116   33.5 
2026-09-11 00:00 UT   13 01 03.1   -08 35 18     3.760    2.926   29.5    9.8   116   33.5 
2026-09-12 00:00 UT   13 02 18.2   -08 43 18     3.769    2.928   28.9    9.6   116   33.5 
2026-09-13 00:00 UT   13 03 33.5   -08 51 19     3.777    2.929   28.2    9.4   116   33.5 
2026-09-14 00:00 UT   13 04 49.0   -08 59 20     3.784    2.930   27.6    9.2   116   33.5 
2026-09-15 00:00 UT   13 06 04.6   -09 07 21     3.792    2.931   27.0    9.0   116   33.5 
2026-09-16 00:00 UT   13 07 20.5   -09 15 22     3.799    2.932   26.3    8.7   116   33.5 

    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.