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Information about MPC station P87 (Hirao Observatory, Yamaguchi).

Core informations from the MPC code files:

Code P87
Longitude 132.09419 (132:05:39 East)
cos(Latitude) 0.830358
sin(Latitude) +0.555374
Geocentric Latitude 33.77606 (33:46:33)
Geographic Latitude 33.95413 (33:57:14)
Altitude 53 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer).
Radius 6371,566 km
Station Name Hirao Observatory, Yamaguchi
First observation 2020-02-18
Last observation 2025-03-09 (based on MPCAT)
Interval betwen first and last observation 1847
Number of observations 1437
Number of different observed objects 217
Number of used nights 218
MPEC objects https://mpec.jostjahn.de/P87-stat.html
NEO objects https://neocp.jostjahn.de/station-P87.html
MPEC watch https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_P87.html
NEODyS-2 https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=P87&ab=0
Google Search https://google.com/search?q=P87+"Hirao Observatory - Yamaguchi"
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 06-17-2025 08:08:18. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.