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  1. This is a list of observatory codes (IAU codes or MPC codes) published by the Minor Planet Center. For a detailed description, see observations of small Solar System bodies. List

  2. List Of Observatory Codes. The following list gives the observatory code, longitude (in degrees east of Greenwich) and the parallax constants (rho cos phi' and rho sin phi', where phi' is the geocentric latitude and rho is the geocentric distance in earth radii) for each observatory.

  3. List of tz database time zones. The tz database partitions the world into regions where local clocks all show the same time. This map was made by combining version 2023d with OpenStreetMap data, using open source software. [1] This is a list of time zones from release 2024a of the tz database. [2]

  4. List of observatory codes. Astronomical observatories are locations used for observing celestial events. Observatory codes are assigned by the Minor Planet Center (a service of the International Astronomical Union) for use in cataloguing astrometric observations of solar-system objects.

  5. The MPC periodically published a revised "List Of Observatory Codes" with newly registered observatories in their Minor Planet Circulars. Over time, the number of astronomical observatories worldwide has been growing constantly and contains 2468 observatory codes as of November 2023 [update] .

  6. 17 de fev. de 2009 · This is a list of observatory codes (IAU codes or MPC codes) published by the Minor Planet Center. For a detailed description, see observations of small Solar System bodies.

  7. This is a partial list of astronomical observatories ordered by name, along with initial dates of operation (where an accurate date is available) and location. The list also includes a final year of operation for many observatories that are no longer in operation.