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Tonights Quarter Moon
Jan 17, 2016 22:35:43   #
Albuqshutterbug Loc: Albuquerque NM
 
A study in aperture. Canon 7D Tamron 150-600mm IS enabled. Focal length 400mm.
Rested on my truck window guard and the moon is near zenith. ISO and aperture with the shot.

ISO 100 f/9 1/160th second
ISO 100 f/9 1/160th second...
(Download)

ISO 100 f/8 1/160th second
ISO 100 f/8 1/160th second...
(Download)

ISO 100 f/11 1/160th second
ISO 100 f/11 1/160th second...
(Download)

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Jan 17, 2016 23:46:59   #
JimH123 Loc: Morgan Hill, CA
 
Looking good! I have done some aperture testing too with the 150-600 Tamron and I too notice that it is sharper at some higher F-Stops, and 400mm can be sharper than 600mm. But I have been able to make 600mm sharp too.

But as it is right now, I didn't know if we still had a moon. I haven't seen the night sky it quite a few weeks. I wonder if it will ever stop raining?

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Jan 18, 2016 09:52:18   #
CraigFair Loc: Santa Maria, CA.
 
I am bias to the f/8 for your shot and what I like to shoot it at also.
Nice test Jim. As Jim H says I'm not so sure there is a Moon right now.

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Jan 18, 2016 09:58:27   #
Albuqshutterbug Loc: Albuquerque NM
 
CraigFair wrote:
I am bias to the f/8 for your shot and what I like to shoot it at also. Nice test Jim. As Jim H says I'm not so sure there is a Moon right now.
Thank you Craig, that is also my favorite of the bunch.
It's out there. It seems to think its fun to play hide and seek right now.
I've been lucky so far and been able to play. I hope it continues but someone in California keeps pushing the clouds my way. :evil:
The jet stream is supposed to be shifting North thanks to a nice high pressure developing over Arizona.
8-) :D

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Jan 18, 2016 10:02:27   #
CraigFair Loc: Santa Maria, CA.
 
Sonny and Jim H, where are you guys we need to push harder to get these clouds out of here. :lol: :lol: :lol:

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Jan 18, 2016 19:57:12   #
BassmanBruce Loc: Middle of the Mitten
 
Nice shots Abuqushutterbug. I appreciate your showing the different apperatur settings and I'm impressed how sharp the shots are w/o a tripod. Last night was the first night here in a month with no clouds and it was soooo CLEAR!
But at -10°f I chickened out. To bad cuz those are the best nights.

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