2017 BH30
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	12 Nov 2026	33.7	3.221 AU	2.291 AU	01h38m	+07°24'	156.1°	7.2°

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 BH30 are:

            e (Eccentricity)                : 0.6562085
            a (Semimajor axis)              : 2.3142746
            i (Inclination)                 : 1.87829
            Ω (Longitude of ascending node) : 129.36506
            ω (Argument of perihelion)      : 57.45063
            M (Mean anomaly)                : 219.84476
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 186.80172
            B (Latitude of perihelion)      : 1.58318
            P (Orbital period in years)     : 3.52            
        

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
2026-11-12 00:00 UT   01 38 19.0   +07 24 36     2.291    3.221  156.1    7.2    63   33.7 
2026-11-12 01:52 UT   01 38 14.4   +07 24 12     2.291    3.220  156.0    7.2    63   33.7 
2026-11-13 00:00 UT   01 37 21.0   +07 19 22     2.293    3.216  154.9    7.5    63   33.7 
2026-11-14 00:00 UT   01 36 23.9   +07 14 14     2.296    3.212  153.6    7.9    63   33.7 
2026-11-15 00:00 UT   01 35 27.6   +07 09 11     2.299    3.208  152.4    8.2    64   33.8 
2026-11-16 00:00 UT   01 34 32.2   +07 04 15     2.302    3.204  151.1    8.6    64   33.8 
2026-11-17 00:00 UT   01 33 37.8   +06 59 24     2.305    3.199  149.9    8.9    64   33.8 
2026-11-18 00:00 UT   01 32 44.4   +06 54 39     2.309    3.195  148.6    9.3    64   33.8 
2026-11-19 00:00 UT   01 31 52.1   +06 50 01     2.313    3.190  147.4    9.6    64   33.8 
2026-11-20 00:00 UT   01 31 00.7   +06 45 30     2.317    3.186  146.2    9.9    65   33.8 
2026-11-21 00:00 UT   01 30 10.5   +06 41 06     2.322    3.182  144.9   10.3    65   33.8 
2026-11-22 00:00 UT   01 29 21.4   +06 36 49     2.327    3.177  143.7   10.6    65   33.9 
2026-11-23 00:00 UT   01 28 33.5   +06 32 39     2.332    3.173  142.5   10.9    65   33.9 
2026-11-24 00:00 UT   01 27 46.7   +06 28 37     2.337    3.168  141.3   11.2    65   33.9 
2026-11-25 00:00 UT   01 27 01.2   +06 24 42     2.342    3.164  140.1   11.5    65   33.9 
2026-11-26 00:00 UT   01 26 16.9   +06 20 55     2.348    3.159  138.9   11.9    65   33.9 
2026-11-27 00:00 UT   01 25 33.9   +06 17 16     2.354    3.155  137.7   12.2    65   33.9 
2026-11-28 00:00 UT   01 24 52.1   +06 13 45     2.360    3.150  136.5   12.5    66   33.9 
2026-11-29 00:00 UT   01 24 11.6   +06 10 22     2.367    3.146  135.3   12.7    66   34.0 
2026-11-30 00:00 UT   01 23 32.5   +06 07 08     2.373    3.141  134.1   13.0    66   34.0 
2026-12-01 00:00 UT   01 22 54.7   +06 04 02     2.380    3.136  133.0   13.3    66   34.0 
2026-12-02 00:00 UT   01 22 18.2   +06 01 04     2.387    3.132  131.8   13.6    66   34.0 
2026-12-03 00:00 UT   01 21 43.2   +05 58 15     2.394    3.127  130.6   13.8    66   34.0 
2026-12-04 00:00 UT   01 21 09.5   +05 55 35     2.402    3.123  129.5   14.1    66   34.0 
2026-12-05 00:00 UT   01 20 37.2   +05 53 03     2.409    3.118  128.3   14.4    66   34.0 
2026-12-06 00:00 UT   01 20 06.4   +05 50 41     2.417    3.113  127.2   14.6    66   34.0 
2026-12-07 00:00 UT   01 19 37.0   +05 48 27     2.425    3.108  126.0   14.9    66   34.1 
2026-12-08 00:00 UT   01 19 09.0   +05 46 22     2.433    3.104  124.9   15.1    66   34.1 
2026-12-09 00:00 UT   01 18 42.5   +05 44 26     2.441    3.099  123.8   15.3    66   34.1 
2026-12-10 00:00 UT   01 18 17.4   +05 42 40     2.450    3.094  122.6   15.5    66   34.1 
2026-12-11 00:00 UT   01 17 53.8   +05 41 02     2.458    3.089  121.5   15.8    67   34.1 
2026-12-12 00:00 UT   01 17 31.7   +05 39 33     2.467    3.085  120.4   16.0    67   34.1 

    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.