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Sudbury in 1856. According to the United States Census Bureau, the town has a total area of 24.6 square miles (64 km 2), of which 24.4 square miles (63 km 2) is land and 0.3 square miles (0.78 km 2), or 1.06%, is water.
This is a list of Superfund sites in Massachusetts designated under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) environmental law. . The CERCLA federal law of 1980 authorized the United States Environmental Protection Agency (EPA) to create a list of polluted locations requiring a long-term response to clean up hazardous material contamination
Aperture Photometry Tool (APT) is software with a graphical user interface for computing aperture photometry on astronomical imagery. Image overlays, graphical representations, statistics, models, options and controls for aperture-photometry calculations are brought together into a single package. The software handles only images in FITS file ...
The sensitivity usually depends on the optical system, detectors and filters used. For each photometric system a set of primary standard stars is provided. A commonly adopted standardized photometric system is the Johnson-Morgan or UBV photometric system (1953). At present, there are more than 200 photometric systems. [citation needed]
Images were taken using a photometric system of five filters (named u, g, r, i and z). These images are processed to produce lists of objects observed and various parameters, such as whether they seem pointlike or extended (as a galaxy might) and how the brightness on the CCDs relates to various kinds of astronomical magnitude.
Nobscot Hill is a USGS name [1] for a high point in Middlesex County, Massachusetts with many public hiking trails, and the hill is located in Framingham and Sudbury.At the summit are various radio towers and a fire tower.
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Sudbury Section House in 2021. In May 2024, by Town vote Sudbury authorized the purchase of the South Sudbury station, together with the Central Massachusetts Railroad Section House, also known as the Section Tool House, from the MBTA. [14] [4] The Section House is approximately 1300 feet east of the station, past Route 20. It was built in 1890 ...