This page contains useful astronomical information for observers at the Allan I Carswell Observatory.

Useful Clocks, UTC and ET (local time) Astronomical Times:

Prececessed Coordinates Calculator: Find the coordinates TODAY from your J2000 coordinates: Colab Notebook

Make a finder chart for your object: select object name, use 2MASS catalog and adjust FOV to match instrument:

Instrument FOVs :
1m STXL: 15.9x10.6 arcminutes
1m Spectrograph: TBA
60cm STXL: 9.669x6.45 arcminutes
60cm Quail:

Exoplanet Targets


Asteroids etc.

Heavens Above

Satellite Track TLE

Observatory Properties:
Longitude = -79° 30' 7.83" W = -79.5006061 W = 280.499394 E
Latitude =43° 46' 13.81" N
Altitude = 209m

Visibility chart usage: copy the coordinate set below and paste into the object visibility calculator.
Coordinate set for Object Visibility [LON(E) LAT (N) Alt (m) UT offset (h)]:
280.499394 43.770503 209 -5
*note UT offset may need to change with daylight savings, check the clock above.
Visibility Calculator: