(472) Roma
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	21 Mar 2026	13.6	2.756 AU	2.089 AU	15h49m	+01°31'	122.6°	17.7°
Opposition	7 May 2026	13.0	2.774 AU	1.822 AU	15h25m	+06°13'	155.9°	8.6°

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 Roma are:

            e (Eccentricity)                : 0.0954580
            a (Semimajor axis)              : 2.5428848
            i (Inclination)                 : 15.81633
            Ω (Longitude of ascending node) : 126.99812
            ω (Argument of perihelion)      : 295.80486
            M (Mean anomaly)                : 119.86697
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 63.67993
            B (Latitude of perihelion)      : -14.20405
            P (Orbital period in years)     : 4.05            
        

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
2026-03-21 00:00 UT   15 49 46.5   +01 31 27     2.089    2.756  122.6   17.7   269   13.6 
2026-03-21 16:49 UT   15 49 48.4   +01 36 04     2.082    2.757  123.2   17.6   269   13.6 
2026-03-22 00:00 UT   15 49 49.0   +01 38 04     2.079    2.757  123.4   17.6   268   13.6 
2026-03-23 00:00 UT   15 49 49.9   +01 44 43     2.070    2.757  124.3   17.4   268   13.6 
2026-03-24 00:00 UT   15 49 49.2   +01 51 26     2.060    2.758  125.2   17.2   267   13.5 
2026-03-25 00:00 UT   15 49 47.0   +01 58 11     2.050    2.758  126.1   17.0   267   13.5 
2026-03-26 00:00 UT   15 49 43.2   +02 04 59     2.041    2.759  127.0   16.8   266   13.5 
2026-03-27 00:00 UT   15 49 37.8   +02 11 48     2.032    2.759  127.9   16.6   265   13.5 
2026-03-28 00:00 UT   15 49 30.9   +02 18 40     2.023    2.760  128.8   16.4   265   13.5 
2026-03-29 00:00 UT   15 49 22.5   +02 25 32     2.014    2.760  129.7   16.2   264   13.5 
2026-03-30 00:00 UT   15 49 12.5   +02 32 26     2.005    2.760  130.6   16.0   263   13.4 
2026-03-31 00:00 UT   15 49 00.9   +02 39 21     1.996    2.761  131.4   15.7   262   13.4 
2026-04-01 00:00 UT   15 48 47.8   +02 46 17     1.988    2.761  132.3   15.5   262   13.4 
2026-04-02 00:00 UT   15 48 33.2   +02 53 13     1.979    2.762  133.2   15.3   261   13.4 
2026-04-03 00:00 UT   15 48 17.0   +03 00 09     1.971    2.762  134.1   15.1   260   13.4 
2026-04-04 00:00 UT   15 47 59.3   +03 07 04     1.963    2.762  135.0   14.8   259   13.4 
2026-04-05 00:00 UT   15 47 40.1   +03 13 59     1.956    2.763  135.9   14.6   258   13.3 
2026-04-06 00:00 UT   15 47 19.3   +03 20 53     1.948    2.763  136.8   14.4   257   13.3 
2026-04-07 00:00 UT   15 46 57.1   +03 27 46     1.941    2.764  137.6   14.1   256   13.3 
2026-04-08 00:00 UT   15 46 33.4   +03 34 37     1.934    2.764  138.5   13.9   255   13.3 
2026-04-09 00:00 UT   15 46 08.2   +03 41 26     1.927    2.764  139.4   13.6   254   13.3 
2026-04-10 00:00 UT   15 45 41.5   +03 48 13     1.920    2.765  140.2   13.4   253   13.3 
2026-04-11 00:00 UT   15 45 13.4   +03 54 57     1.913    2.765  141.1   13.2   252   13.2 
2026-04-12 00:00 UT   15 44 43.9   +04 01 38     1.907    2.766  141.9   12.9   251   13.2 
2026-04-13 00:00 UT   15 44 13.0   +04 08 15     1.901    2.766  142.7   12.7   250   13.2 
2026-04-14 00:00 UT   15 43 40.7   +04 14 48     1.895    2.766  143.6   12.4   248   13.2 
2026-04-15 00:00 UT   15 43 07.0   +04 21 17     1.889    2.767  144.4   12.2   247   13.2 
2026-04-16 00:00 UT   15 42 32.1   +04 27 42     1.883    2.767  145.2   12.0   246   13.2 
2026-04-17 00:00 UT   15 41 55.8   +04 34 01     1.878    2.767  146.0   11.7   244   13.2 
2026-04-18 00:00 UT   15 41 18.3   +04 40 14     1.873    2.768  146.7   11.5   243   13.1 
2026-04-19 00:00 UT   15 40 39.6   +04 46 21     1.868    2.768  147.5   11.2   241   13.1 
2026-04-20 00:00 UT   15 39 59.7   +04 52 22     1.864    2.768  148.2   11.0   239   13.1 

    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.