2022 SW1
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	19 Sep 2026	33.5	2.935 AU	3.821 AU	13h11m	-09°39'	24.4°	8.1°

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)                : 0.5236000
            a (Semimajor axis)              : 1.9491974
            i (Inclination)                 : 4.90715
            Ω (Longitude of ascending node) : 357.01052
            ω (Argument of perihelion)      : 39.64739
            M (Mean anomaly)                : 120.43874
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 36.55458
            B (Latitude of perihelion)      : 3.12879
            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
2026-09-19 00:00 UT   13 11 08.7   -09 39 25     3.821    2.935   24.4    8.1   117   33.5 
2026-09-19 08:05 UT   13 11 34.4   -09 42 08     3.823    2.936   24.2    8.1   117   33.5 
2026-09-20 00:00 UT   13 12 25.2   -09 47 27     3.827    2.937   23.8    7.9   117   33.5 
2026-09-21 00:00 UT   13 13 41.8   -09 55 28     3.834    2.938   23.2    7.7   117   33.5 
2026-09-22 00:00 UT   13 14 58.6   -10 03 30     3.841    2.939   22.5    7.5   117   33.5 
2026-09-23 00:00 UT   13 16 15.5   -10 11 31     3.847    2.940   21.9    7.3   117   33.5 
2026-09-24 00:00 UT   13 17 32.6   -10 19 32     3.853    2.941   21.3    7.1   117   33.5 
2026-09-25 00:00 UT   13 18 49.9   -10 27 33     3.859    2.942   20.6    6.9   117   33.5 
2026-09-26 00:00 UT   13 20 07.3   -10 35 33     3.865    2.943   20.0    6.7   117   33.5 
2026-09-27 00:00 UT   13 21 24.8   -10 43 34     3.871    2.944   19.4    6.5   118   33.4 
2026-09-28 00:00 UT   13 22 42.5   -10 51 34     3.876    2.945   18.7    6.3   118   33.4 
2026-09-29 00:00 UT   13 24 00.3   -10 59 33     3.881    2.946   18.1    6.1   118   33.4 
2026-09-30 00:00 UT   13 25 18.3   -11 07 33     3.886    2.947   17.5    5.9   118   33.4 
2026-10-01 00:00 UT   13 26 36.4   -11 15 32     3.891    2.947   16.8    5.7   118   33.4 
2026-10-02 00:00 UT   13 27 54.6   -11 23 31     3.896    2.948   16.2    5.4   119   33.4 
2026-10-03 00:00 UT   13 29 13.0   -11 31 29     3.901    2.949   15.6    5.2   119   33.4 
2026-10-04 00:00 UT   13 30 31.5   -11 39 27     3.905    2.950   15.0    5.0   119   33.4 
2026-10-05 00:00 UT   13 31 50.2   -11 47 24     3.910    2.951   14.3    4.8   120   33.4 
2026-10-06 00:00 UT   13 33 09.0   -11 55 21     3.914    2.952   13.7    4.6   120   33.4 
2026-10-07 00:00 UT   13 34 27.9   -12 03 18     3.918    2.952   13.1    4.4   120   33.4 
2026-10-08 00:00 UT   13 35 47.0   -12 11 13     3.921    2.953   12.4    4.2   121   33.4 
2026-10-09 00:00 UT   13 37 06.1   -12 19 09     3.925    2.954   11.8    4.0   121   33.4 
2026-10-10 00:00 UT   13 38 25.5   -12 27 03     3.928    2.955   11.2    3.8   122   33.3 
2026-10-11 00:00 UT   13 39 44.9   -12 34 57     3.931    2.955   10.6    3.5   122   33.3 
2026-10-12 00:00 UT   13 41 04.4   -12 42 50     3.934    2.956    9.9    3.3   123   33.3 
2026-10-13 00:00 UT   13 42 24.1   -12 50 42     3.937    2.957    9.3    3.1   124   33.3 

    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.