Jupiter of the Scope Nayuta (Hand-held Collimate shot)

Nishi-Harima Observatory has a telescope named Nayuta. It is the biggest telescope in Japan (and may be the biggest in the world) that is open to public. It has 2m diameter mirror. I took a picture of Jupiter with my digital camera. I held the camera with an 50mm lens on it and only press the shutter. That's all. But this huge telescope gave me such a fine shot.

The seeing at that night was quite good. The big scopes like this are strongly influenced by the seeing and scintillation so you cannot see always the superb image. I was lucky that we could see the Great Red Spot.

The image is right side left on account of the position of eyepiece adapter.

Data
Date and time : 23:31 May 4, 2005
Telescope: Nayuta
Camera: Nikon D70 + Ai Nikkor AF50mm (F1.5→F2.2)
Method: hand-held collimate
Exposure: 1/15sec.
Camera setting: JPEG Fine
Trimmed
The image above seems too bright so I touched a little.
Is this better and comfortable?

It may become a little smaller because I cut around easily after darkening the image.
The shot has Galilean Satellite 'Io'


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