(78948) Pietrasanta Main-belt Asteroid

Discovered on 20 September 2003 by CINEOS at Campo Imperatore.

Pietrasanta is an Italian town of Roman origin in Tuscany in the foothills of the Apuan Alps. It grew to importance during the 15th century, mainly due to its connection with marble. Michelangelo was the first sculptor to recognize the beauty of the local stone. The town is still home to over 50 marble workshops and bronze foundries.Naming citation (WGSBN Bull. 6, #8, 10), IAU / Minor Planet Center, via NASA/JPL

Where Pietrasanta is today

MercuryVenusEarthEarthMarsMarsPietrasantaPietrasanta

Seen from above the solar system on 2026-10-14: Pietrasanta is 3.24 au from the Sun and 4.20 au from Earth. Computed from JPL's orbital elements.

Facts

Number78948
Provisional designation2003 SM192
Orbit classMain-belt Asteroid
Diameter6.31 km (#8,494 largest of 17,440 named asteroids with a measured size)
Albedo0.0640
Rotation period37.9 hours
Absolute magnitude (H)14.96
Orbital period5.17 years
Semi-major axis2.99 au
Perihelion – aphelion2.75 – 3.24 au
Eccentricity0.0822
Inclination14.3°
Closest distance between its orbit and Earth's (MOID)1.76 au

Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.

Also discovered on 20 September 2003

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