BBC Sky at Night Magazine

STEADY SUPPORT FOR SMOOTH STARGAZING

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Orion® HDX110 EQ-G GoTo Mount with Tripod Pier

O ering exceptiona­lly low, typically +/-3 arcsecond tracking without correction (PEC) and a massive 110-lb. (49.89kg) instrument capacity, the HDX110 EQ-G Mount o ers observers and astrophoto­graphers unpreceden­ted accuracy for the price. The combinatio­n tripod and 5.5" (13.9 cm)-diameter pier provides solid support and three heavy-duty leveling pads are included. The Orion HDX110 EQ-G GoTo Mount requires a 12V DC, 4A power supply. A 12V DC power cable with auto-lighter plug and threaded connector is included. £4,03199 #10011

À Orion® HDX110 EQ-G GoTo Mount

For those lucky enough to have a home observator­y, or who already have a permanent pier setup or preferred tripod, we o er the HDX110 EQ-G Mount without the heavy-duty tripod pier. Includes the HDX110 EQ-G equatorial mount head, counterwei­ght shaft, GoTo hand controller, and cables. Counterwei­ghts are sold separately. Tripod pier not included. £3,119.99 #10044

à Orion® Atlas™ EQ-G Equatorial GoTo Mount

The popular Atlas EQ-G mount supports up to 40 lbs. (18.14kg) on 2" (50.8 mm)-diameter stainless steel legs. You can select from over 42,000 objects and command the mount to nd them. The Atlas EQ-G sports a dual-width dovetail attachment saddle that accepts both narrow and wide mounting plates, and includes an RS-232 interface cable, two 11-lb (4.98kg). counterwei­ghts, illuminate­d polar-axis scope, and 33.02cm dovetail mounting plate. Requires external 12-volt DC power source or AC-to-DC wall adapter. £1,27199 #9996

Õ Orion® Atlas™ Pro AZ/ EQ-G GoTo Mount

This three-in-one smart mount not only operates in equatorial GoTo mode, but also in an Altazimuth GoTo & Tracking mode while holding one or even two different telescopes.

The Atlas Pro AZ/EQ-G will carry a 44-pound (19.95kg) payload. It's belt-driven stepper motor drive system can locate over 42,000 objects with tracking precision of 0.1436 arc-second steps. Includes 12-volt DC power cable. Requires external 12V DC power source. £1,83168 #10010

5 Orion® Sirius™ Pro AZ/EQ-G GoTo Telescope Mount

Rock-solid telescope support and precise tracking performanc­e in an amazingly portable GoTo mount! The Orion Sirius Pro AZ/EQ-G Mount operates in equatorial GoTo mode holding a single telescope weighing up to 30 lbs. (13.6kg) or in altazimuth GoTo & tracking mode with one or two telescopes attached side-by-side.

The Sirius Pro's whisper-quiet, belt assisted stepper motor drive system can locate any of over 42,000 celestial objects from its GoTo database. Closed-loop electronic­s feature two sets of optical encoders per axis of motion, meaning once you perform an initial alignment you can manually aim the attached telescope towards a new target and the mount will still know where it's pointing in the sky. £1,25737 #10088

6 Orion® Sirius™ EQ-G Equatorial GoTo Mount

The Sirius EQ-G supports up to a 30 lb. (13.6kg) load for all your visual or astrophoto­graphic applicatio­ns.

Select from over 42,000 celestial objects using the intuitive menus on the hand controller, or take a tour of the nest celestial showpieces. The internal dual-axis stepper motors slew your attached telescope precisely at up to 3.4° per second. The included tripod is remarkably sturdy, as evidenced by the 1.75" (4.44cm) -diameter stainless steel legs. Includes an illuminate­d polar-axis scope, 8.3" (21cm) dovetail mounting plate, and one 11-lb (4.98kg). counterwei­ght. The Sirius EQ-G GoTo Mount requires a 12-volt DC power source or AC-to-DC adapter. £1,03879 #9995

7 Orion® StarSeeker™ IV GoTo Altazimuth Mount & Tripod

This user-friendly mount boasts a stateof-the-art GoTo object location system with internal motors and a computeriz­ed database of over 42,000 celestial objects to explore. A quick-release narrow dovetail saddle makes telescope attachment nice and easy, and the slanted single-arm altazimuth design provides attached telescopes with horizon-to- zenith pointing.

After an initial two-star alignment process, dual optical encoders on each axis of motion allow you to manually reposition an attached telescope without recalibrat­ing the GoTo system. Powered by 8 internally stored AA batteries (not included), external 12V DC eld battery, or AC-to-DC wall plug adapter optional. Supports telescopes up to 13 lbs. (5.89kg). £37662 #13165

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