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 ...

, Italian astronomer *

Giuseppe Secchi Giuseppe Secchi (April 16, 1931 in Concorezzo – January 11, 2018 in Concorezzo) was an Italian professional footballer who made more than 400 appearances in the Italian leagues. He played for four seasons (101 games, 36 goals) in the Serie A w ...

(1931–2018), Italian footballer * Luciano Secchi (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, #Awakenin ...

, Italian photographer * Serafino Secchi (died 1628), Italian clergyman

Other uses

Secchi (lunar crater) Secchi is a small Lunar craters, lunar impact crater formation on the northwest edge of Mare Fecunditatis. It was named after the 19th-century Italian astronomer Angelo Secchi. To the northeast is the crater Taruntius (crater), Taruntius. The wes ...

* 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 ...

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