2017 YE7
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	27 Sep 2026	32.8	2.947 AU	1.979 AU	01h08m	+14°09'	161.4°	6.2°

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 2017 YE7 are:

            e (Eccentricity)                : 0.6672279
            a (Semimajor axis)              : 1.7962298
            i (Inclination)                 : 4.32558
            Ω (Longitude of ascending node) : 278.76310
            ω (Argument of perihelion)      : 269.08432
            M (Mean anomaly)                : 161.96525
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 7.84480
            B (Latitude of perihelion)      : -4.32503
            P (Orbital period in years)     : 2.41            
        

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
2026-09-27 00:00 UT   01 08 00.2   +14 09 18     1.979    2.947  161.4    6.2   228   32.8 
2026-09-27 00:30 UT   01 07 58.8   +14 09 10     1.979    2.947  161.4    6.2   228   32.8 
2026-09-28 00:00 UT   01 06 49.0   +14 03 01     1.974    2.945  162.6    5.9   226   32.8 
2026-09-29 00:00 UT   01 05 37.1   +13 56 35     1.968    2.944  163.7    5.5   225   32.8 
2026-09-30 00:00 UT   01 04 24.4   +13 49 60     1.963    2.942  164.9    5.1   223   32.7 
2026-10-01 00:00 UT   01 03 11.1   +13 43 15     1.959    2.941  166.1    4.7   220   32.7 
2026-10-02 00:00 UT   01 01 57.2   +13 36 22     1.954    2.939  167.2    4.3   217   32.7 
2026-10-03 00:00 UT   01 00 42.8   +13 29 20     1.950    2.937  168.3    4.0   214   32.7 
2026-10-04 00:00 UT   00 59 27.9   +13 22 10     1.947    2.936  169.4    3.6   210   32.6 
2026-10-05 00:00 UT   00 58 12.6   +13 14 53     1.943    2.934  170.4    3.3   205   32.6 
2026-10-06 00:00 UT   00 56 56.9   +13 07 27     1.940    2.933  171.3    3.0   199   32.6 
2026-10-07 00:00 UT   00 55 41.0   +12 59 55     1.937    2.931  172.1    2.7   192   32.6 
2026-10-08 00:00 UT   00 54 24.9   +12 52 16     1.935    2.929  172.8    2.5   183   32.5 
2026-10-09 00:00 UT   00 53 08.7   +12 44 30     1.933    2.927  173.2    2.3   173   32.5 
2026-10-10 00:00 UT   00 51 52.5   +12 36 39     1.931    2.926  173.5    2.2   161   32.5 
2026-10-11 00:00 UT   00 50 36.2   +12 28 42     1.930    2.924  173.4    2.2   150   32.5 
2026-10-12 00:00 UT   00 49 20.1   +12 20 41     1.929    2.922  173.2    2.3   139   32.5 
2026-10-13 00:00 UT   00 48 04.1   +12 12 34     1.928    2.920  172.6    2.5   129   32.5 
2026-10-14 00:00 UT   00 46 48.4   +12 04 24     1.927    2.918  171.9    2.8   120   32.5 
2026-10-15 00:00 UT   00 45 33.0   +11 56 10     1.927    2.917  171.1    3.0   113   32.6 
2026-10-16 00:00 UT   00 44 18.0   +11 47 53     1.927    2.915  170.1    3.4   108   32.6 
2026-10-17 00:00 UT   00 43 03.4   +11 39 34     1.928    2.913  169.1    3.7   103   32.6 
2026-10-18 00:00 UT   00 41 49.3   +11 31 13     1.929    2.911  168.0    4.1    99   32.6 
2026-10-19 00:00 UT   00 40 35.9   +11 22 50     1.930    2.909  166.9    4.5    96   32.6 
2026-10-20 00:00 UT   00 39 23.0   +11 14 25     1.931    2.907  165.7    4.8    93   32.7 
2026-10-21 00:00 UT   00 38 10.9   +11 06 01     1.933    2.905  164.5    5.2    91   32.7 
2026-10-22 00:00 UT   00 36 59.6   +10 57 36     1.935    2.903  163.3    5.6    89   32.7 

    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.