Gear Database

Astro-Physics Mach2GTO Standard Temperature

Astro-Physics

Mach2GTO German Equatorial Mount (MACH2GTO) - Standard is an observatory-class GoTo mount for heavier or observatory-class deep-sky rigs.

mount flagship
Astro-Physics Mach2GTO Standard Temperature

Best Current Offer

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Cloud Break Optics
In stock
$12,085.00

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Specifications

Mount

Mount type
GoTo German equatorial mount with absolute encoders
Drive system
5.9" (150 mm), 225 tooth aluminum
Payload capacity
75 lb (34 kg)
Mount weight
39 lb (17.7 kg) mount head
Counterweight
1.875” (47.6 mm) diameter x 13.625" (346 mm) usable length, incl. washer and safety knob. Weight 10.7 lb. (4.8 kg)
Latitude range
0 to 67 degrees, engraved scale

Capacity

Payload-to-weight ratio
1.9:1

Motion

Slew rate
5 degrees / second at 12V 7.5 degrees / second a 24V
Periodic error
0.25” arc seconds peak-to-peak, 0.05 RMS
Encoder
Absolute encoders on both axes

Electronics

Controller
Astro-Physics GTOCP5 / APCC Pro ecosystem
Power
Nominal 12 to 24 volt DC supply, minimum of 5 amps continuous

Astrophotography Fit

A heavy-payload mount that should be chosen by realistic imaging payload, not headline capacity alone.

Mach2GTO German Equatorial Mount (MACH2GTO) - Standard is a flagship observatory-class GoTo mount for computerized tracking and guiding.

For long-exposure astrophotography, use a conservative imaging payload. The telescope, camera, guide hardware, dew heaters, dovetails, and cables all count, and guiding performance matters more than the catalog payload number.

Observatory-class mounts ask for a pier, software integration, and careful commissioning; they are not casual grab-and-go hardware.

Best paired with

  • Autoguided refractors or corrected reflectors within conservative payload limits
  • Stable tripod or pier and balanced counterweights
  • Computer or hand-controller workflow with good polar alignment

Not recommended for

  • Payloads at the rated maximum for imaging
  • Users who need an airline-portable rig above all else
  • Long focal length work without guiding and careful balance

Where To Buy

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Retailer Price Availability View Offer
Cloud Break Optics logo
Cloud Break Optics
Cloud Break Optics
$12,085.00
In stock
Updated 5/14/2026
View Offer - $12,085.00
Starizona logo
Starizona
Starizona
$12,085.00
In stock
Updated 5/13/2026
View Offer - $12,085.00