(612098) 1999 RM45
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	1 Apr 2026	24.8	2.309 AU	3.184 AU	02h16m	+06°20'	24.1°	10.2°

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 1999 RM45 are:

            e (Eccentricity)                : 0.6446923
            a (Semimajor axis)              : 1.6832557
            i (Inclination)                 : 10.89140
            Ω (Longitude of ascending node) : 162.56829
            ω (Argument of perihelion)      : 89.00798
            M (Mean anomaly)                : 35.89942
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 251.55808
            B (Latitude of perihelion)      : 10.88975
            P (Orbital period in years)     : 2.18            
        

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
2026-04-01 00:00 UT   02 16 48.4   +06 20 30     3.184    2.309   24.1   10.2    86   24.8 
2026-04-01 10:12 UT   02 17 30.0   +06 24 01     3.188    2.311   23.9   10.1    87   24.8 
2026-04-02 00:00 UT   02 18 26.2   +06 28 46     3.195    2.314   23.6   10.0    87   24.8 
2026-04-03 00:00 UT   02 20 03.9   +06 36 58     3.205    2.319   23.1    9.7    87   24.8 
2026-04-04 00:00 UT   02 21 41.5   +06 45 05     3.215    2.324   22.6    9.5    88   24.8 
2026-04-05 00:00 UT   02 23 19.0   +06 53 09     3.226    2.329   22.0    9.3    89   24.8 
2026-04-06 00:00 UT   02 24 56.3   +07 01 09     3.236    2.334   21.5    9.0    89   24.8 
2026-04-07 00:00 UT   02 26 33.6   +07 09 04     3.246    2.339   21.0    8.8    90   24.8 
2026-04-08 00:00 UT   02 28 10.7   +07 16 56     3.255    2.344   20.5    8.6    90   24.8 
2026-04-09 00:00 UT   02 29 47.7   +07 24 43     3.265    2.349   19.9    8.4    91   24.8 
2026-04-10 00:00 UT   02 31 24.6   +07 32 26     3.274    2.353   19.4    8.1    92   24.8 
2026-04-11 00:00 UT   02 33 01.4   +07 40 05     3.284    2.358   18.9    7.9    93   24.8 
2026-04-12 00:00 UT   02 34 38.1   +07 47 41     3.293    2.363   18.4    7.7    93   24.8 
2026-04-13 00:00 UT   02 36 14.7   +07 55 11     3.302    2.368   17.9    7.5    94   24.8 
2026-04-14 00:00 UT   02 37 51.2   +08 02 38     3.310    2.372   17.4    7.2    95   24.8 
2026-04-15 00:00 UT   02 39 27.6   +08 10 01     3.319    2.377   16.9    7.0    96   24.8 
2026-04-16 00:00 UT   02 41 03.8   +08 17 19     3.328    2.382   16.4    6.8    97   24.8 
2026-04-17 00:00 UT   02 42 40.0   +08 24 33     3.336    2.386   15.9    6.6    98   24.8 
2026-04-18 00:00 UT   02 44 16.1   +08 31 43     3.344    2.391   15.4    6.4    99   24.8 
2026-04-19 00:00 UT   02 45 52.0   +08 38 49     3.352    2.395   14.9    6.2   100   24.8 
2026-04-20 00:00 UT   02 47 27.9   +08 45 50     3.360    2.400   14.4    6.0   101   24.8 
2026-04-21 00:00 UT   02 49 03.6   +08 52 47     3.368    2.404   13.9    5.8   103   24.8 

    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.