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Information about MPC station 681 (Calgary).

Core informations from the MPC code files:

Code 681
Longitude 245.8858 (245:53:08 East)
cos(Latitude) 0.62954
sin(Latitude) +0.77459
Geocentric Latitude 50.89787 (50:53:52)
Geographic Latitude 51.08610 (51:05:09)
Altitude 1129 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer).
Radius 6365,302 km
Station Name Calgary
First observation 1998-01-22
Last observation 2000-02-06 (based on MPCAT)
Interval betwen first and last observation 746
Number of observations 613
Number of different observed objects 123
Number of used nights 82
MPEC objects https://mpec.jostjahn.de/681-stat.html
MPEC watch https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_681.html
Small Body Explorer https://sbx.dirac.dev/station/681
NEODyS-2 https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=681&ab=0
Google Search https://google.com/search?q=681+"Calgary"
Location Geohack OpenStreet Map Satellite chart

This research has made use of data and/or services provided by the International Astronomical Union's Minor Planet Center.

Made with obs-stat at 06-04-2026 07:58:54. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.