2022 SW1
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	25 Jul 2026	33.4	2.846 AU	3.204 AU	12h05m	-02°29'	60.5°	18.1°

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
2026-07-25 00:00 UT   12 05 33.2   -02 29 26     3.204    2.846   60.5   18.1   114   33.4 
2026-07-25 05:27 UT   12 05 47.3   -02 31 01     3.208    2.846   60.4   18.1   114   33.4 
2026-07-26 00:00 UT   12 06 35.6   -02 36 25     3.219    2.848   59.9   18.0   114   33.4 
2026-07-27 00:00 UT   12 07 38.4   -02 43 27     3.233    2.850   59.2   17.8   114   33.4 
2026-07-28 00:00 UT   12 08 41.5   -02 50 31     3.247    2.852   58.5   17.7   114   33.4 
2026-07-29 00:00 UT   12 09 45.0   -02 57 37     3.261    2.854   57.9   17.5   115   33.4 
2026-07-30 00:00 UT   12 10 48.9   -03 04 45     3.275    2.856   57.2   17.4   115   33.4 
2026-07-31 00:00 UT   12 11 53.1   -03 11 56     3.289    2.858   56.6   17.2   115   33.4 
2026-08-01 00:00 UT   12 12 57.6   -03 19 08     3.303    2.860   55.9   17.1   115   33.5 
2026-08-02 00:00 UT   12 14 02.5   -03 26 23     3.317    2.862   55.2   16.9   115   33.5 
2026-08-03 00:00 UT   12 15 07.7   -03 33 39     3.330    2.864   54.6   16.8   115   33.5 
2026-08-04 00:00 UT   12 16 13.2   -03 40 57     3.344    2.866   53.9   16.6   115   33.5 
2026-08-05 00:00 UT   12 17 19.1   -03 48 18     3.357    2.868   53.3   16.5   115   33.5 
2026-08-06 00:00 UT   12 18 25.3   -03 55 40     3.370    2.870   52.6   16.3   115   33.5 
2026-08-07 00:00 UT   12 19 31.8   -04 03 04     3.384    2.872   51.9   16.1   115   33.5 
2026-08-08 00:00 UT   12 20 38.6   -04 10 29     3.397    2.874   51.3   16.0   115   33.5 
2026-08-09 00:00 UT   12 21 45.7   -04 17 57     3.410    2.875   50.6   15.8   115   33.5 
2026-08-10 00:00 UT   12 22 53.1   -04 25 26     3.422    2.877   50.0   15.7   115   33.5 
2026-08-11 00:00 UT   12 24 00.8   -04 32 57     3.435    2.879   49.3   15.5   115   33.5 
2026-08-12 00:00 UT   12 25 08.8   -04 40 29     3.448    2.881   48.7   15.3   115   33.5 
2026-08-13 00:00 UT   12 26 17.1   -04 48 03     3.460    2.883   48.0   15.2   115   33.5 
2026-08-14 00:00 UT   12 27 25.7   -04 55 39     3.472    2.884   47.4   15.0   115   33.5 
2026-08-15 00:00 UT   12 28 34.5   -05 03 16     3.484    2.886   46.7   14.8   115   33.5 
2026-08-16 00:00 UT   12 29 43.6   -05 10 54     3.496    2.888   46.1   14.6   115   33.5 
2026-08-17 00:00 UT   12 30 53.0   -05 18 34     3.508    2.890   45.5   14.5   115   33.5 
2026-08-18 00:00 UT   12 32 02.7   -05 26 15     3.520    2.891   44.8   14.3   115   33.5 
2026-08-19 00:00 UT   12 33 12.6   -05 33 57     3.532    2.893   44.2   14.1   115   33.5 
2026-08-20 00:00 UT   12 34 22.7   -05 41 41     3.543    2.895   43.5   13.9   115   33.5 
2026-08-21 00:00 UT   12 35 33.1   -05 49 25     3.555    2.896   42.9   13.8   115   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.