8123 Canaletto is a main belt asteroid with a perihelion of 1.99 AU It has an eccentricity of 0.131 and an orbital period of 1263.5 days (3.46 years).
Caldeira has an average orbital speed of 19.692 km/s and an inclination of 3.754°.
The asteroid was discovered on March 26, 1971 by Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld and Tom Gehrels
This asteroid is named after, the artist Giovanni Antonio Canal who is commonly called Canaletto.