(472) Roma

Asteroid (472) Roma
Properties of the orbit ( animation )
Orbit type	Main belt asteroid
Asteroid family	Maria family
Major semi-axis	2.543 AU
eccentricity	0.095
Perihelion - aphelion	2.302 AU - 2.784 AU
Inclination of the orbit plane	15.8 °
Length of the ascending node	127.3 °
Argument of the periapsis	296.2 °
Time of passage of the perihelion	May 15, 2012
Sidereal period	4 a 20 d
Mean orbital velocity	18.6 km / s
Physical Properties
Medium diameter	approx. 47 km
Albedo	0.21
Rotation period	9.8 h
Absolute brightness	8.9 likes
Spectral class	S.
history
Explorer	Luigi Carnera
Date of discovery	July 11, 1901
Another name	1901 GP, 1944 DO
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items.

(472) Roma is an asteroid of the main belt that was discovered on July 11, 1901 by the Italian astronomer Luigi Carnera in Heidelberg .

The asteroid is named after the Italian capital Rome .

Events

(472) Roma covered the 2.7 mag bright star δ Ophiuchi (Delta Ophiuchi) on July 8, 2010 .