Contains:  Solar system body or event
Jupiter Stereographic Pair, Bruce Rohrlach

Jupiter Stereographic Pair

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)
Jupiter Stereographic Pair, Bruce Rohrlach

Jupiter Stereographic Pair

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)

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Description

Geologists often use stereoscopic projection to visualise topographic features from aerial photographs in 3D. Usually we use stereoscopic glasses to do this, which have a frame that rest over a pair of aerial photographs taken from slightly different vantage points as the aircraft moves over the terrain. For the practised though, holding up the equivalent aerial photographs at the right spacing, and focusing at a midpoint in the far distance behind the pair of images (you do look cross-eyed) allows the same crystal clear 3D effect to be seen with no need for stereoscopic glasses.

A pair of images of rotating Jupiter from the telescope is equivalent to viewing Jupiter from 2 vantage points, and so should enable a stereoscopic 3D view. If you use the above procedure - the view of Jupiter is revealed in stunning 3D. It may take a bit of practise, but it is worth persevering.

Hold up this image on your phone, phone in landscape orientation so that the pair of images are enlarged, hold the phone 4-6 inches away from your eyes and focus between the 2 Jupiters, but just over the top edge of your phone at something about 4-5 metres away, then without changing focus, slide the phone up so that this same gaze is centred between the two images of Jupiter that I have imaged at slightly different times. Allow your eyes to slowly focus on the central (or third) image of Jupiter that your brain is creating in 3D - the view is stunning. Now slowly move the phone an inch closer or further until the 3D image is well focussed.

I need to capture some inner moons in the next attempt, they will really pop in 3D.

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Jupiter Stereographic Pair, Bruce Rohrlach