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Astrophotography
gazelleDate: Tuesday, 29.11.2016, 11:19 | Message # 601
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Moon image I took from my school YAY
 
midtskogenDate: Sunday, 04.12.2016, 08:11 | Message # 602
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My meteor camera captured this -12 fireball a couple of days ago:

Analysis.





NIL DIFFICILE VOLENTI


Edited by midtskogen - Sunday, 04.12.2016, 08:12
 
WatsisnameDate: Sunday, 04.12.2016, 08:46 | Message # 603
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Cool meteor and nice analysis. That was a steep entry!




 
HarbingerDawnDate: Monday, 05.12.2016, 02:36 | Message # 604
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Captured this shot earlier tonight during my first time shooting ISS with a 500mm lens. I have to say I'm quite pleased with it happy



Unannotated version artificially enlarged by a factor of 2, annotated version enlarged by a factor of 4.





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DoctorOfSpaceDate: Monday, 05.12.2016, 03:22 | Message # 605
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Quote HarbingerDawn ()
my first time shooting ISS with a 500mm lens


Still amazes me the government has such advanced hologram technology.





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HornblowerDate: Monday, 05.12.2016, 04:04 | Message # 606
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DoctorOfSpace, oh, I was always taught that the ISS and other satellites are just laser pointers on the sky-dome
 
WatsisnameDate: Monday, 05.12.2016, 08:01 | Message # 607
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No, the ISS is a real station and it even has people on it. NASA developed Velcro to stick them to the sky carpet.

HarbingerDawn, that's really awesome. Can you share your method? I don't have that much zoom but I'd like to try it with the 300mm sometime. smile





 
HarbingerDawnDate: Monday, 05.12.2016, 08:34 | Message # 608
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Quote Watsisname ()
Can you share your method? I don't have that much zoom but I'd like to try it with the 300mm sometime.

The settings for that shot were 1/1600s, f/8.0, ISO 800. As the station passed overhead, I simply lie on my back and shoot in continuous mode. When the station is at zenith you can get some really steady shots as the camera will be resting almost vertically on your brow at that point.

I highly recommend shooting in RAW format so you can squeeze as much information as possible out of the image. You'll particularly want to do an HDR composite by exporting two versions of the same image (14-bit FTW!), one with brightness set to +1.00, as the solar arrays are significantly dimmer than the rest of the station's elements. I didn't find a lower-brightness element to be necessary for the composite, as none of the image was overexposed, but your results may differ.





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HarbingerDawnDate: Tuesday, 06.12.2016, 03:01 | Message # 609
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Finally got around to processing that 500mm shot of the full moon, enjoy.





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