2007 RO1
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	30 Oct 2026	30.1	3.363 AU	3.502 AU	09h45m	+18°16'	73.8°	16.5°

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 2007 RO1 are:

            e (Eccentricity)                : 0.6047284
            a (Semimajor axis)              : 2.2697325
            i (Inclination)                 : 8.55211
            Ω (Longitude of ascending node) : 338.95350
            ω (Argument of perihelion)      : 307.69583
            M (Mean anomaly)                : 196.96587
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 286.95973
            B (Latitude of perihelion)      : -6.75757
            P (Orbital period in years)     : 3.42            
        

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
2026-10-30 00:00 UT   09 45 22.2   +18 16 56     3.502    3.363   73.8   16.5   291   30.1 
2026-10-30 19:55 UT   09 45 58.8   +18 14 13     3.487    3.360   74.5   16.5   291   30.1 
2026-10-31 00:00 UT   09 46 06.2   +18 13 40     3.484    3.360   74.6   16.6   291   30.1 
2026-11-01 00:00 UT   09 46 49.5   +18 10 27     3.466    3.357   75.4   16.6   291   30.1 
2026-11-02 00:00 UT   09 47 32.1   +18 07 17     3.448    3.354   76.3   16.7   291   30.1 
2026-11-03 00:00 UT   09 48 14.0   +18 04 11     3.431    3.351   77.1   16.8   291   30.1 
2026-11-04 00:00 UT   09 48 55.1   +18 01 09     3.413    3.348   77.9   16.8   291   30.1 
2026-11-05 00:00 UT   09 49 35.6   +17 58 10     3.395    3.346   78.7   16.9   291   30.1 
2026-11-06 00:00 UT   09 50 15.3   +17 55 15     3.377    3.343   79.6   17.0   291   30.1 
2026-11-07 00:00 UT   09 50 54.2   +17 52 24     3.358    3.340   80.4   17.0   290   30.0 
2026-11-08 00:00 UT   09 51 32.3   +17 49 37     3.340    3.337   81.3   17.1   290   30.0 
2026-11-09 00:00 UT   09 52 09.7   +17 46 54     3.322    3.334   82.1   17.1   290   30.0 
2026-11-10 00:00 UT   09 52 46.3   +17 44 15     3.304    3.331   83.0   17.2   290   30.0 
2026-11-11 00:00 UT   09 53 22.0   +17 41 41     3.286    3.328   83.8   17.2   290   30.0 
2026-11-12 00:00 UT   09 53 56.9   +17 39 10     3.267    3.325   84.7   17.2   290   30.0 
2026-11-13 00:00 UT   09 54 31.0   +17 36 44     3.249    3.322   85.5   17.3   290   30.0 
2026-11-14 00:00 UT   09 55 04.2   +17 34 23     3.231    3.319   86.4   17.3   290   30.0 
2026-11-15 00:00 UT   09 55 36.5   +17 32 06     3.212    3.316   87.3   17.3   290   29.9 
2026-11-16 00:00 UT   09 56 08.0   +17 29 54     3.194    3.313   88.1   17.4   290   29.9 
2026-11-17 00:00 UT   09 56 38.5   +17 27 46     3.175    3.310   89.0   17.4   290   29.9 
2026-11-18 00:00 UT   09 57 08.1   +17 25 44     3.157    3.306   89.9   17.4   290   29.9 
2026-11-19 00:00 UT   09 57 36.8   +17 23 46     3.138    3.303   90.8   17.4   290   29.9 
2026-11-20 00:00 UT   09 58 04.5   +17 21 54     3.120    3.300   91.7   17.4   290   29.9 
2026-11-21 00:00 UT   09 58 31.3   +17 20 06     3.102    3.297   92.6   17.4   290   29.9 
2026-11-22 00:00 UT   09 58 57.1   +17 18 24     3.083    3.294   93.5   17.4   290   29.8 
2026-11-23 00:00 UT   09 59 21.9   +17 16 46     3.065    3.291   94.4   17.4   290   29.8 
2026-11-24 00:00 UT   09 59 45.7   +17 15 15     3.046    3.287   95.3   17.4   290   29.8 
2026-11-25 00:00 UT   10 00 08.5   +17 13 48     3.028    3.284   96.2   17.4   290   29.8 
2026-11-26 00:00 UT   10 00 30.2   +17 12 27     3.009    3.281   97.1   17.4   290   29.8 
2026-11-27 00:00 UT   10 00 50.9   +17 11 12     2.991    3.278   98.0   17.3   290   29.8 
2026-11-28 00:00 UT   10 01 10.5   +17 10 03     2.972    3.275   99.0   17.3   290   29.7 
2026-11-29 00:00 UT   10 01 29.0   +17 08 59     2.954    3.271   99.9   17.3   289   29.7 

    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.