Secchi may refer to:

People with the surname

Angelo Secchi Angelo Secchi (; 28 June 1818 – 26 February 1878) was an Italian Catholic priest, astronomer from the Italian region of Emilia. He was director of the observatory at the Pontifical Gregorian University (then called the Roman College) for 28 y ...

, Italian astronomer * Giuseppe Secchi (1931–2018), Italian footballer *

Luciano Secchi Max Bunker, pen name of Luciano Massimiliano Secchi (born 24 August 1939), is an Italian comic book writer, and publisher, best known as the co-author of '' Alan Ford''. Bunker's career started in 1960 when he co-founded, together with his brothe ...

(born 1939), Italian comic book writer and publisher * Luigi Secchi (1853-1921), Italian sculptor *

Marco Secchi Marco Secchi is an Italian photographer and photo journalist. He works for Getty Images, worked for Corbis and specializes in political and social events. Secchi is one of the founding members of the alternative photography collective, #Awakeni ...

, Italian photographer *

Serafino Secchi Serafino Secchi (died 1628) was the Master of the Order of Preachers from 1612 to 1628. He was from Pavia and a member of the Dominican Order.

(died 1628), Italian clergyman

Other uses

* Secchi (lunar crater) * Secchi (Martian crater) *

Secchi depth The Secchi disk (or Secchi disc), as created in 1865 by Angelo Secchi, is a plain white, circular disk in diameter used to measure water transparency or turbidity in bodies of water. The disc is mounted on a pole or line, and lowered slowly down ...

, a measure of

turbidity Turbidity is the cloudiness or haziness of a fluid caused by large numbers of individual particles that are generally invisible to the naked eye, similar to smoke in air. The measurement of turbidity is a key test of water quality. Fluids can ...

Secchi disk The Secchi disk (or Secchi disc), as created in 1865 by Angelo Secchi, is a plain white, circular disk in diameter used to measure water transparency or turbidity in bodies of water. The disc is mounted on a pole or line, and lowered slowly down ...

, an instrument used to measure turbidity * SECCHI (Sun Earth Connection Coronal and Heliospheric Investigation), an instrument package on each of the

STEREO Stereophonic sound, or more commonly stereo, is a method of sound reproduction that recreates a multi-directional, 3-dimensional audible perspective. This is usually achieved by using two independent audio channels through a configuration ...

spacecraft {{disambig, surname Italian-language surnames