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Information about MPC station 690 (Lowell Observatory, Flagstaff).

Core informations from the MPC code files:

Code 690
Longitude 248.3367 (248:20:12 East)
cos(Latitude) 0.81832
sin(Latitude) +0.57344
Geocentric Latitude 35.02095 (35:01:15)
Geographic Latitude 35.20203 (35:12:07)
Altitude 2229 m (Note: The uncertainty maybe several meters at moment due to wrong values by the observer).
Radius 6371,134 km
Station Name Lowell Observatory, Flagstaff
First observation 1905-10-25
Last observation 1995-01-19 (based on MPCAT)
Interval betwen first and last observation 32594
Number of observations 4629
Number of different observed objects 2046
Number of used nights 832
MPEC objects https://mpec.jostjahn.de/690-stat.html
MPEC watch https://sbnmpc.astro.umd.edu/mpecwatch/byStation/station_690.html
Small Body Explorer https://sbx.dirac.dev/station/690
NEODyS-2 https://newton.spacedys.com/neodys/index.php?pc=2.1.2&o=690&ab=0
Google Search https://google.com/search?q=690+"Lowell Observatory - Flagstaff"
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.