Takahashi EM-11 Temma 2M
Type German Equatorial Mount
R.A. & DEC. Slow-Motion Motor driven
Azimuth Adjustments ± 10°
Elevation Adjustments 20 to 50°
Polar Finder / Accuracy Built-in 6x (to 2030) / 5'
R.A. Setting Circle Accuracy 10 arcminutes
DEC. Setting Circle Accuracy
R.A. and DEC. axis diameter (material) 52 mm (aluminium)
R.A. / DEC. worm gear shaft diameter (material) 14 mm (iron) / 14 mm (brass)
R.A. and DEC. gear diameter (material) 74 mm/144 teeth (zinc)
Encoders Supplied
Weight (without counterweight) 7 kg
Counterweights 3.5 kg
Maximal / Optimal Loading Capacity 9 kg / 6kg (without counterweight)
Stepper Motors Accuracy 100 pps
Slow Motion Speeds 0.1x to 1.9x the sidereal rate
High Speed Mode 120x the sidereal rate (12V DC)
240x the sidereal rate (24V DC)
Worm gear shaft cycle 10 minutes
Tracking Accuracy ± 10"
Power Consumption 12V : 0.3A (tracking at sidereal rate), 1.3A (high speed slewing), 1.7A (starting)
24V : 0.3A (tracking at sidereal rate), 1.9A (high speed slewing), 1.9A (starting)
Tube moutings 2 x M8 screws (separated by 35mm)
Autoguiding SBIG ST-4/7 compatible
Mounting Capacities Tube rings, plates and dovetail mounting plates
Option Tripods, stand piers