A867 NA
ephemeris date magn radius delta ra dec elong phase
Today1 Feb 202312.63.047 AU3.060 AU02h07m+04°41'80.0°18.6°
Opposition8 Jan 202411.53.377 AU2.394 AU07h17m+23°45'178.5°0.4°
A867 NA - 2023-02-01
astro.vanbuitenen.nl


 
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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 A867 NA are:

            e (Eccentricity)                : 0.1059109
            a (Semimajor axis)              : 3.1902852
            i (Inclination)                 : 9.91658
            Ω (Longitude of ascending node) : 101.45907
            ω (Argument of perihelion)      : 237.80273
            M (Mean anomaly)                : 28.90076
            Epoch                           : 2022 Aug 09

            L (Longitude of perihelion)     : 158.87165
            B (Latitude of perihelion)      : -8.37960
            P (Orbital period in years)     : 5.70            
        

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. A more printer-friendly version of the same chart can be found below.




Ephemerides:
Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2023-02-01 00:00 UT   02 07 45.4   +04 41 42     3.060    3.047   80.0   18.6    71   12.6 
2023-02-01 00:09 UT   02 07 45.8   +04 41 45     3.060    3.047   80.0   18.6    71   12.6 
2023-02-02 00:00 UT   02 08 35.3   +04 49 43     3.074    3.048   79.2   18.5    72   12.6 
2023-02-03 00:00 UT   02 09 25.9   +04 57 44     3.089    3.049   78.4   18.5    72   12.6 
2023-02-04 00:00 UT   02 10 17.2   +05 05 47     3.104    3.050   77.7   18.4    72   12.6 
2023-02-05 00:00 UT   02 11 09.3   +05 13 51     3.118    3.050   76.9   18.3    72   12.7 
2023-02-06 00:00 UT   02 12 02.2   +05 21 56     3.133    3.051   76.2   18.3    72   12.7 
2023-02-07 00:00 UT   02 12 55.7   +05 30 02     3.148    3.052   75.4   18.2    72   12.7 
2023-02-08 00:00 UT   02 13 50.0   +05 38 08     3.162    3.053   74.7   18.2    72   12.7 
2023-02-09 00:00 UT   02 14 44.9   +05 46 16     3.177    3.054   73.9   18.1    73   12.7 
2023-02-10 00:00 UT   02 15 40.6   +05 54 24     3.191    3.055   73.2   18.0    73   12.7 
2023-02-11 00:00 UT   02 16 36.9   +06 02 32     3.206    3.056   72.4   17.9    73   12.7 
2023-02-12 00:00 UT   02 17 33.9   +06 10 41     3.220    3.057   71.7   17.8    73   12.7 
2023-02-13 00:00 UT   02 18 31.6   +06 18 51     3.234    3.058   71.0   17.8    73   12.7 
2023-02-14 00:00 UT   02 19 29.9   +06 27 01     3.249    3.059   70.2   17.7    73   12.7 
2023-02-15 00:00 UT   02 20 28.8   +06 35 11     3.263    3.060   69.5   17.6    74   12.7 
2023-02-16 00:00 UT   02 21 28.4   +06 43 22     3.277    3.061   68.8   17.5    74   12.7 
2023-02-17 00:00 UT   02 22 28.7   +06 51 33     3.291    3.062   68.1   17.4    74   12.8 
2023-02-18 00:00 UT   02 23 29.5   +06 59 44     3.305    3.063   67.3   17.3    74   12.8 
2023-02-19 00:00 UT   02 24 31.0   +07 07 55     3.319    3.064   66.6   17.2    74   12.8 
2023-02-20 00:00 UT   02 25 33.1   +07 16 06     3.333    3.065   65.9   17.1    74   12.8 
2023-02-21 00:00 UT   02 26 35.7   +07 24 16     3.347    3.066   65.2   17.0    74   12.8 
2023-02-22 00:00 UT   02 27 39.0   +07 32 27     3.361    3.067   64.5   16.9    75   12.8 
2023-02-23 00:00 UT   02 28 42.8   +07 40 38     3.374    3.068   63.8   16.8    75   12.8 
2023-02-24 00:00 UT   02 29 47.2   +07 48 48     3.388    3.069   63.1   16.7    75   12.8 
2023-02-25 00:00 UT   02 30 52.1   +07 56 58     3.402    3.070   62.4   16.6    75   12.8 
2023-02-26 00:00 UT   02 31 57.6   +08 05 07     3.415    3.071   61.7   16.5    75   12.8 
2023-02-27 00:00 UT   02 33 03.7   +08 13 16     3.428    3.072   61.0   16.4    75   12.8 
2023-02-28 00:00 UT   02 34 10.2   +08 21 24     3.442    3.073   60.3   16.2    75   12.8 
2023-03-01 00:00 UT   02 35 17.3   +08 29 31     3.455    3.074   59.6   16.1    76   12.8 
2023-03-02 00:00 UT   02 36 24.9   +08 37 38     3.468    3.075   58.9   16.0    76   12.8 
2023-03-03 00:00 UT   02 37 32.9   +08 45 44     3.481    3.076   58.2   15.9    76   12.8 


    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.