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Information about MPC station R91 (ETH Honggerberg Observatory).

Core informations from the MPC code files:

Code R91
Longitude 8.51092 (8:30:39 East)
cos(Latitude) 0.678068
sin(Latitude) +0.732656
Geocentric Latitude 47.21595 (47:12:57)
Geographic Latitude 47.40775 (47:24:27)
Altitude 569 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer).
Radius 6366,663 km
Station Name ETH Honggerberg Observatory
Link https://www.phys.ethz.ch/
No observations at MPC
MPEC watch https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_R91.html
Small Body Explorer https://sbx.dirac.dev/station/R91
NEODyS-2 https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=R91&ab=0
Google Search https://google.com/search?q=R91+"ETH Honggerberg Observatory"
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 10-25-2026 09:47:47. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.