File:Flame Nebula (NGC 2024) and Orion Nebula (M42).jpg
Original file (4,520 × 2,994 pixels, file size: 6.45 MB, MIME type: image/jpeg)
Captions
Summary
[edit]DescriptionFlame Nebula (NGC 2024) and Orion Nebula (M42).jpg |
one more attempt testing the arduino tracking. D7000 with 180mm-f/2.8 30x30s at f/4 stacked with exposit I had to stop taking subs because of the condensation fog onto both lenses : the tracking webcam+tokina combo, and the dslr lens itself ... Usual amp red-glow at the bottom, I should learn to substract dark frames. And there are several geosynchronous satellites which got invited : the brightest has it's path dotted all across the frame. notice how tracking errors can be seen as the trajectory looks like saw teeth. |
Date | |
Source | M42 + flame arduino tracked |
Author | myyorgda |
Camera location | 48° 29′ 00.2″ N, 1° 40′ 22.84″ W | View this and other nearby images on: OpenStreetMap | 48.483390; -1.673011 |
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Licensing
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This image was originally posted to Flickr by myyorgda at https://www.flickr.com/photos/23369083@N05/8280865903. It was reviewed on 27 November 2013 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-2.0. |
27 November 2013
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:44, 27 November 2013 | 4,520 × 2,994 (6.45 MB) | Jacopo Werther (talk | contribs) | {{Information |Description=one more attempt testing the arduino tracking. D7000 with 180mm-f/2.8 30x30s at f/4 stacked with exposit I had to stop taking subs because of the condensation fog onto both lenses : the tracking webcam+tokina combo, and the ... |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | NIKON CORPORATION |
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Camera model | NIKON D7000 |
Exposure time | 30/1 sec (30) |
F-number | f/4 |
ISO speed rating | 400 |
Date and time of data generation | 23:07, 10 December 2012 |
Lens focal length | 180 mm |
User comments | http://disjunkt.com/ |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | GIMP 2.6.8 |
File change date and time | 18:55, 17 December 2012 |
Y and C positioning | Co-sited |
Exposure Program | Manual |
Exif version | 2.3 |
Date and time of digitizing | 23:07, 10 December 2012 |
Meaning of each component |
|
Image compression mode | 4 |
APEX exposure bias | 0 |
Maximum land aperture | 3 APEX (f/2.83) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
DateTime subseconds | 50 |
DateTimeOriginal subseconds | 50 |
DateTimeDigitized subseconds | 50 |
Supported Flashpix version | 1 |
Color space | sRGB |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 270 mm |
Scene capture type | Standard |
Scene control | Low gain up |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
GPS tag version | 2.3.0.0 |