File:WR134-Hamois-06-08-2024-Luc-Viatour.jpg

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[edit]DescriptionWR134-Hamois-06-08-2024-Luc-Viatour.jpg |
Français : Nébuleuse en forme de disque composé par les vents d'une étoile type Wolf-Rayet, WR 134. Nébuleuse bleue, inclue dans une région interstellaire riche en nuages de gaz et de poussières de la constellation du Cygne.
photos réalisées à la lunette Skywatcher Esprit 120ED à 860mm de focale sur monture AZ-EQ6 Nikon Z7 défiltré et filtre IDAS NBZII Pose de 4h30 en 45x 6 minutes 800iso - 45 dark - 45 flats - 45 bias - Faite à Hamois en Belgique le 06/08/2024 Traitement photo en HOO Logiciels utilisés: Siril/Starnet, darktable, GIMP sous Linux.English: Disk-shaped nebula formed by the winds of the B-type Wolf-Rayet star WR 134. This blue nebula is embedded within an interstellar region rich in gas and dust clouds in the constellation Cygnus.Images captured using a Skywatcher Esprit 120ED refractor at 860mm focal length mounted on an AZ-EQ6. Nikon Z7 camera with a modified filter and IDAS NBZII filter. Total exposure time of 4 hours and 30 minutes, divided into 45 x 6-minute sub-exposures at 800 ISO. Additionally, 45 dark frames, 45 flat frames, and 45 bias frames were captured. Image was taken on August 6th, 2024, in Hamois, Belgium. HOO processing was performed using Siril, Starnet, darktable, and GIMP on Linux. |
Date | |
Source | Own work |
Author | Lviatour |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 12:28, 7 August 2024 | ![]() | 8,216 × 5,464 (33.15 MB) | Lviatour (talk | contribs) | update coloriétrie |
08:07, 7 August 2024 | ![]() | 8,216 × 5,464 (19.25 MB) | Lviatour (talk | contribs) | version plus détaillée | |
12:20, 6 August 2024 | ![]() | 8,216 × 5,464 (13.04 MB) | Lviatour (talk | contribs) | meilleure colorimétrie | |
10:49, 6 August 2024 | ![]() | 8,216 × 5,464 (16.87 MB) | Lviatour (talk | contribs) | Uploaded own work with UploadWizard |
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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.
Author | Luc Viatour |
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Date and time of data generation | |
User comments | SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 8288 / length of data axis 1 NAXIS2 = 5520 / length of data axis 2 NAXIS3 = 3 / length of data axis 3 EXTEND = T / FITS dataset may contain extensions COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H BZERO = 0 / offset data range to that of unsigned short BSCALE = 1 / default scaling factor DATE = '2024-08-06T08:25:06' / UTC date that FITS file was created DATE-OBS= '2024-08-05T21:42:15.081513' / YYYY-MM-DDThh:mm:ss observation start, INSTRUME= 'Nikon Z7' / instrument name OBSERVER= ' ' / observer name TELESCOP= 'EQMod Mount' / telescope used to acquire this image ROWORDER= 'BOTTOM-UP' / Order of the rows in image array XPIXSZ = 4.34 / X pixel size microns YPIXSZ = 4.34 / Y pixel size microns XBINNING= 1 / Camera binning mode YBINNING= 1 / Camera binning mode FOCALLEN= 861 / Camera focal length EXPTIME = 360 / Exposure time [s] STACKCNT= 138 / Stack frames LIVETIME= 49680 / Exposure time after deadtime correction EXPSTART= 2.46053e+06 / Exposure start time (standard Julian date) EXPEND = 2.46053e+06 / Exposure end time (standard Julian date) FILTER = 'mixed_Starless' / Active filter name IMAGETYP= 'Light ' / Type of image RA = 302.136 / Image center Right Ascension (deg) DEC = 35.9634 / Image center Declination (deg) CRPIX1 = 5424.82 / Axis1 reference pixel CRPIX2 = 3954.77 / Axis2 reference pixel CRVAL1 = 301.801 / Axis1 reference value (deg) CRVAL2 = 36.3566 / Axis2 reference value (deg) CDELT1 = 0.000288801 / X pixel size (deg) CDELT2 = 0.000288822 / Y pixel size (deg) PC1_1 = 0.516911 / Linear transformation matrix (1, 1) PC1_2 = -0.85587 / Linear transformation matrix (1, 2) PC2_1 = 0.85598 / Linear transformation matrix (2, 1) PC2_2 = 0.517291 / Linear transformation matrix (2, 2) HISTORY Rehaussement de la saturation (quantité=0.29) END |
Orientation | Normal |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | darktable 4.9.0~git52.9144c530-1+11860.1 |
File change date and time | 13:20, 7 August 2024 |
Exif version | 2.32 |
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DateTimeOriginal subseconds | |
Supported Flashpix version | 1 |
Color space | sRGB |
Rating (out of 5) | 0 |
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