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Information about MPC station G91 (Whipple Observatory, Mt. Hopkins--2MASS).

Core informations from the MPC code files:

Code G91
Longitude 249.1219 (249:07:18 East)
cos(Latitude) 0.85208
sin(Latitude) +0.52234
Geocentric Latitude 31.50902 (31:30:32)
Geographic Latitude 31.68077 (31:40:50)
Altitude 2303 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer).
Radius 6372,331 km
Station Name Whipple Observatory, Mt. Hopkins--2MASS
First observation 1997-06-09
Last observation 2000-12-01 (based on MPCAT)
Interval betwen first and last observation 1272
Number of observations 4610
Number of different observed objects 3976
Number of used nights 355
MPEC watch https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_G91.html
Small Body Explorer https://sbx.dirac.dev/station/G91
NEODyS-2 https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=G91&ab=0
Google Search https://google.com/search?q=G91+"Whipple Observatory - Mt. Hopkins--2MASS"
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 07:58:55. (C) Jost Jahn, Amrum, Germany, codes@jostjahn.de.