Scan line

From Glossary of Meteorology

scan line

  1. One sweep of a radiometer across the area or volume being viewed.

    Many radiometers on satellites scan across the earth from horizon to horizon.

  2. The narrow strip that is swept by the instantaneous field of view of a detector in a scanner system mounted on the ground or on a satellite or aircraft.

Copyright 2022 American Meteorological Society (AMS). For permission to reuse any portion of this work, please contact Any use of material in this work that is determined to be “fair use” under Section 107 of the U.S. Copyright Act (17 U.S. Code § 107) or that satisfies the conditions specified in Section 108 of the U.S.Copyright Act (17 USC § 108) does not require AMS’s permission. Republication, systematic reproduction, posting in electronic form, such as on a website or in a searchable database, or other uses of this material, except as exempted by the above statement, require written permission or a license from AMS. Additional details are provided in the AMS Copyright Policy statement.