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238 results for “jdlbt”

  1. Did you know there were sharks in space? 🦈

    This is the Dark Shark Nebula, LDN 1235 from Lynds Dark Nebula catalogue, in the constellation of Cepheus. It is a large cloud of interstellar dust that reflects the light of surrounding stars.

    I captured this image Tuesday night from La Mauricie National Park (QC, 🇨🇦) where the low light pollution (Bortle 3) allows capturing this very dim object in a reasonable amount of time.

    High resolution, annotated versions and technical details on Telescopius: telescopius.com/pictures/view/

    #astrophotography #astronomy #nebula #DarkNebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license: CC-BY-NC-SA-4.0

    There are 5 galaxies visible in the image, can you spot them? Two are easy, three are more difficult.

  2. I drove to my observation site under thick clouds both Friday and Sunday night in the hope that it would clear up like the uncertain and rapidly changing forecasts indicated. Both trips paid off and I was able to watch the Perseids meteor showers while my photo rig was capturing this image of the NGC 7822 nebula.

    Full resolution + annotated versions and technical details on Telescopius: telescopius.com/pictures/view/

    #astrophotography #astronomy #nebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license: CC-BY-NC-SA-4.0

  3. Error: org.freedesktop.NetworkManager.wifi.scan request failed: not authorized.

    This one is quickly eating away my resolve to setup my own Raspberry Pi based astrophotography control computer from scratch...

    #Linux #polkit #NetworkManager #Ubuntu

  4. After over a month of cloudy nights, the sky finally opened up last Sunday night. I took this opportunity to get out and try a new filter I ordered in March and received early July - astrophotography is definitely exercising my patience.

    These are the North America and Pelican nebulae (NGC 7000 & IC 5070) in the Cygnus constellation. The image uses the HOO palette where the Hydrogen emission line (Ha) is mapped to the red channel of the image and the Oxygen emission line (Oiii) is mapped to the green and blue channels.

    The dark nebula LDN 935 is a gigantic interstellar dust cloud that separates the two emission nebulae by blocking the light they emit, giving this dark appearance.

    Full resolution, annotated versions and technical details on Telescopius: telescopius.com/pictures/view/

    #astrophotography #astronomy #nebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license: CC-BY-NC-SA-4.0

  5. Adding a few crops so you can enjoy the beauty in the details of the Veil Nebula at higher resolution.

    - NGC 6960, aka the Witch Broom and the giant star 52 Cygni,
    - Pickering's Triangle,
    - The NGC 6979 & NGC 6974 area,
    - The south-western filaments, opposite Pickering's Triangle.

    See alt-text to identify each area.

    #astrophotography #astronomy #nebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license: CC-BY-NC-SA-4.0

  6. The Eagle Nebula (IC 4703, aka M16) in the Serpens constellation shot over two very short June nights.

    At the heart of the Eagle Nebula are the Pillars of Creation, made popular by the Hubble space telescope (1995 & 2015) and also later shot by the James Webb space telescope. Although not as detailed and spectacular as the images from these large space telescopes, It's surprising what details an amateur, armed with a 0.072m telescope, a lawn chair and a laptop, can get ;)

    Full resolution, annotated versions and technical details on Telescopius: telescopius.com/pictures/view/

    #astrophotography #astronomy #nebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license: CC-BY-NC-SA-4.0

  7. The Elephant Trunk Nebula (IC 1396) in the Cepheus constellation.

    A short night of astrophotography under the full moon yesterday night. I was mostly going to gather some hydrogen alpha (Ha) signal on the red channel of the camera which is less affected by the moon glow but I decided to try processing the RGB image anyway.

    This is not my best image by far but I'm glad how it turned out considering the capture conditions. I am looking forward to combine this data with future data from a longer night with better sky conditions.

    High resolution, annotated version and technical details on Telescopius: telescopius.com/pictures/view/

    #ic1396 #astrophotography #astronomy #nebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license CC-BY-NC-SA-4.0

  8. The Elephant Trunk Nebula (IC 1396) in the Cepheus constellation.

    A short night of astrophotography under the full moon yesterday night. I was mostly going to gather some hydrogen alpha (Ha) signal on the red channel of the camera which is less affected by the moon glow but I decided to try processing the RGB image anyway.

    This is not my best image by far but I'm glad how it turned out considering the capture conditions. I am looking forward to combine this data with future data from a longer night with better sky conditions.

    High resolution, annotated version and technical details on Telescopius: telescopius.com/pictures/view/

    #ic1396 #astrophotography #astronomy #nebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license CC-BY-NC-SA-4.0

  9. The Elephant Trunk Nebula (IC 1396) in the Cepheus constellation.

    A short night of astrophotography under the full moon yesterday night. I was mostly going to gather some hydrogen alpha (Ha) signal on the red channel of the camera which is less affected by the moon glow but I decided to try processing the RGB image anyway.

    This is not my best image by far but I'm glad how it turned out considering the capture conditions. I am looking forward to combine this data with future data from a longer night with better sky conditions.

    High resolution, annotated version and technical details on Telescopius: telescopius.com/pictures/view/

    #ic1396 #astrophotography #astronomy #nebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license CC-BY-NC-SA-4.0

  10. The Elephant Trunk Nebula (IC 1396) in the Cepheus constellation.

    A short night of astrophotography under the full moon yesterday night. I was mostly going to gather some hydrogen alpha (Ha) signal on the red channel of the camera which is less affected by the moon glow but I decided to try processing the RGB image anyway.

    This is not my best image by far but I'm glad how it turned out considering the capture conditions. I am looking forward to combine this data with future data from a longer night with better sky conditions.

    High resolution, annotated version and technical details on Telescopius: telescopius.com/pictures/view/

    #ic1396 #astrophotography #astronomy #nebula #deepsky #photography #astroberry #kstars #ekos #phd2 #raspberrypi #astrodon

    Image license CC-BY-NC-SA-4.0

  11. The Elephant Trunk Nebula (IC 1396) in the Cepheus constellation.

    A short night of astrophotography under the full moon yesterday night. I was mostly going to gather some hydrogen alpha (Ha) signal on the red channel of the camera which is less affected by the moon glow but I decided to try processing the RGB image anyway.

    This is not my best image by far but I'm glad how it turned out considering the capture conditions. I am looking forward to combine this data with future data from a longer night with better sky conditions.

    High resolution, annotated version and technical details on Telescopius: telescopius.com/pictures/view/

    Image license CC-BY-NC-SA-4.0

  12. The Messier 106 galaxy (M106) and some of its neighbours in the Canes Venatici constellation shot over 1-1/2 nights on April 15 & 16.

    M106 is approximately 22-25 Million light years from Earth and is part of the Canes II group of galaxies, which is part of the Local Supercluster. It is comparable in size and luminosity to the Andromeda galaxy, though ~10 times more distant, hence its smaller apparent size from Earth.

    This image is composed from a stack of 90 x 300s sub-exposures (7h 30m total). Captured with an Askar FRA400 astrograph (400mm focal length, f/5.6) and a ZWO ASI183MC Pro RGB camera with an Optolong L-Pro light pollution filter and using the Kstars/Ekos and PHD2 software (Astroberry image) on a Raspberry Pi 4. Stacking and processing with Pixinsight and Darktable.

    #astrophotography #astronomy #galaxy #M106 #deepsky #photography #astroberry #kstars #ekos #phd2 #darktable #raspberrypi #astrodon

    Image license: CC-BY-SA-4.0

  13. The Messier 106 galaxy (M106) and some of its neighbours in the Canes Venatici constellation shot over 1-1/2 nights on April 15 & 16.

    M106 is approximately 22-25 Million light years from Earth and is part of the Canes II group of galaxies, which is part of the Local Supercluster. It is comparable in size and luminosity to the Andromeda galaxy, though ~10 times more distant, hence its smaller apparent size from Earth.

    This image is composed from a stack of 90 x 300s sub-exposures (7h 30m total). Captured with an Askar FRA400 astrograph (400mm focal length, f/5.6) and a ZWO ASI183MC Pro RGB camera with an Optolong L-Pro light pollution filter and using the Kstars/Ekos and PHD2 software (Astroberry image) on a Raspberry Pi 4. Stacking and processing with Pixinsight and Darktable.

    #astrophotography #astronomy #galaxy #M106 #deepsky #photography #astroberry #kstars #ekos #phd2 #darktable #raspberrypi #astrodon

    Image license: CC-BY-SA-4.0

  14. The Messier 106 galaxy (M106) and some of its neighbours in the Canes Venatici constellation shot over 1-1/2 nights on April 15 & 16.

    M106 is approximately 22-25 Million light years from Earth and is part of the Canes II group of galaxies, which is part of the Local Supercluster. It is comparable in size and luminosity to the Andromeda galaxy, though ~10 times more distant, hence its smaller apparent size from Earth.

    This image is composed from a stack of 90 x 300s sub-exposures (7h 30m total). Captured with an Askar FRA400 astrograph (400mm focal length, f/5.6) and a ZWO ASI183MC Pro RGB camera with an Optolong L-Pro light pollution filter and using the Kstars/Ekos and PHD2 software (Astroberry image) on a Raspberry Pi 4. Stacking and processing with Pixinsight and Darktable.

    #astrophotography #astronomy #galaxy #M106 #deepsky #photography #astroberry #kstars #ekos #phd2 #darktable #raspberrypi #astrodon

    Image license: CC-BY-SA-4.0

  15. The Messier 106 galaxy (M106) and some of its neighbours in the Canes Venatici constellation shot over 1-1/2 nights on April 15 & 16.

    M106 is approximately 22-25 Million light years from Earth and is part of the Canes II group of galaxies, which is part of the Local Supercluster. It is comparable in size and luminosity to the Andromeda galaxy, though ~10 times more distant, hence its smaller apparent size from Earth.

    This image is composed from a stack of 90 x 300s sub-exposures (7h 30m total). Captured with an Askar FRA400 astrograph (400mm focal length, f/5.6) and a ZWO ASI183MC Pro RGB camera with an Optolong L-Pro light pollution filter and using the Kstars/Ekos and PHD2 software (Astroberry image) on a Raspberry Pi 4. Stacking and processing with Pixinsight and Darktable.

    #astrophotography #astronomy #galaxy #M106 #deepsky #photography #astroberry #kstars #ekos #phd2 #darktable #raspberrypi #astrodon

    Image license: CC-BY-SA-4.0

  16. The Messier 106 galaxy (M106) and some of its neighbours in the Canes Venatici constellation shot over 1-1/2 nights on April 15 & 16.

    M106 is approximately 22-25 Million light years from Earth and is part of the Canes II group of galaxies, which is part of the Local Supercluster. It is comparable in size and luminosity to the Andromeda galaxy, though ~10 times more distant, hence its smaller apparent size from Earth.

    This image is composed from a stack of 90 x 300s sub-exposures (7h 30m total). Captured with an Askar FRA400 astrograph (400mm focal length, f/5.6) and a ZWO ASI183MC Pro RGB camera with an Optolong L-Pro light pollution filter and using the Kstars/Ekos and PHD2 software (Astroberry image) on a Raspberry Pi 4. Stacking and processing with Pixinsight and Darktable.

    Image license: CC-BY-SA-4.0

  17. Messier 81 (M81) - Bode's Galaxy, a grand design spiral galaxy and Messier 82 (M82) - Cigar Galaxy, a starbusrt galaxy.

    The M81 and M82 galaxies are part of the M81 Group in the Ursa Major constellation. The M81 Group is one of the nearest to the Local Group and is part of the Virgo Supercluster.

    This image is composed from a stack of 150 four minute sub-exposures (10h total) I shot over two nights on March 11 and 24 from a Bortle 6 (bright suburban) light polluted sky. Imaging equipment: Askar FRA400 refractor telescope, ZWO ASI183MC Pro RGB camera and an Optolong L-Pro light pollution filter on a HEQ5 mount.

    Captured with Kstars, Ekos and PHD2 on Astroberry. Processing with Pixinsight, StarNet and Darktable.

    #astrophotography #astronomy #deepsky #photography #galaxy #m81 #m82 #astroberry #kstars #ekos #phd2 #darktable #starnet #raspberrypi #astrodon

    Image license: CC-BY-SA 4.0.

  18. Messier 81 (M81) - Bode's Galaxy, a grand design spiral galaxy and Messier 82 (M82) - Cigar Galaxy, a starbusrt galaxy.

    The M81 and M82 galaxies are part of the M81 Group in the Ursa Major constellation. The M81 Group is one of the nearest to the Local Group and is part of the Virgo Supercluster.

    This image is composed from a stack of 150 four minute sub-exposures (10h total) I shot over two nights on March 11 and 24 from a Bortle 6 (bright suburban) light polluted sky. Imaging equipment: Askar FRA400 refractor telescope, ZWO ASI183MC Pro RGB camera and an Optolong L-Pro light pollution filter on a HEQ5 mount.

    Captured with Kstars, Ekos and PHD2 on Astroberry. Processing with Pixinsight, StarNet and Darktable.

    #astrophotography #astronomy #deepsky #photography #galaxy #m81 #m82 #astroberry #kstars #ekos #phd2 #darktable #starnet #raspberrypi #astrodon

    Image license: CC-BY-SA 4.0.

  19. Messier 81 (M81) - Bode's Galaxy, a grand design spiral galaxy and Messier 82 (M82) - Cigar Galaxy, a starbusrt galaxy.

    The M81 and M82 galaxies are part of the M81 Group in the Ursa Major constellation. The M81 Group is one of the nearest to the Local Group and is part of the Virgo Supercluster.

    This image is composed from a stack of 150 four minute sub-exposures (10h total) I shot over two nights on March 11 and 24 from a Bortle 6 (bright suburban) light polluted sky. Imaging equipment: Askar FRA400 refractor telescope, ZWO ASI183MC Pro RGB camera and an Optolong L-Pro light pollution filter on a HEQ5 mount.

    Captured with Kstars, Ekos and PHD2 on Astroberry. Processing with Pixinsight, StarNet and Darktable.

    #astrophotography #astronomy #deepsky #photography #galaxy #m81 #m82 #astroberry #kstars #ekos #phd2 #darktable #starnet #raspberrypi #astrodon

    Image license: CC-BY-SA 4.0.

  20. Messier 81 (M81) - Bode's Galaxy, a grand design spiral galaxy and Messier 82 (M82) - Cigar Galaxy, a starbusrt galaxy.

    The M81 and M82 galaxies are part of the M81 Group in the Ursa Major constellation. The M81 Group is one of the nearest to the Local Group and is part of the Virgo Supercluster.

    This image is composed from a stack of 150 four minute sub-exposures (10h total) I shot over two nights on March 11 and 24 from a Bortle 6 (bright suburban) light polluted sky. Imaging equipment: Askar FRA400 refractor telescope, ZWO ASI183MC Pro RGB camera and an Optolong L-Pro light pollution filter on a HEQ5 mount.

    Captured with Kstars, Ekos and PHD2 on Astroberry. Processing with Pixinsight, StarNet and Darktable.

    #astrophotography #astronomy #deepsky #photography #galaxy #m81 #m82 #astroberry #kstars #ekos #phd2 #darktable #starnet #raspberrypi #astrodon

    Image license: CC-BY-SA 4.0.

  21. Messier 81 (M81) - Bode's Galaxy, a grand design spiral galaxy and Messier 82 (M82) - Cigar Galaxy, a starbusrt galaxy.

    The M81 and M82 galaxies are part of the M81 Group in the Ursa Major constellation. The M81 Group is one of the nearest to the Local Group and is part of the Virgo Supercluster.

    This image is composed from a stack of 150 four minute sub-exposures (10h total) I shot over two nights on March 11 and 24 from a Bortle 6 (bright suburban) light polluted sky. Imaging equipment: Askar FRA400 refractor telescope, ZWO ASI183MC Pro RGB camera and an Optolong L-Pro light pollution filter on a HEQ5 mount.

    Captured with Kstars, Ekos and PHD2 on Astroberry. Processing with Pixinsight, StarNet and Darktable.

    Image license: CC-BY-SA 4.0.

  22. The Heart Nebula (IC 1805), captured under the full moon on December 6 & 7.

    134 x 300s (11h 10m total)
    Canon 70-200mm f/4 lens @200mm
    ZWO ASI183MC Pro camera
    Optolong L-eNhance filter
    SkyWatcher HEQ5 mount
    ZWO 30mm f/4 + ASI120MM mini guide scope & camera
    ZWO EAF
    Captured with Kstars/Ekos & PHD 2 (RPi4 w/ Astroberry image)
    Processed with Pixinsight, Starnet++ and Darktable
    #astrophotography #nebula #ic1805 #astronomy
    Image license: CC-BY-SA-4.0

  23. The Heart Nebula (IC 1805), captured under the full moon on December 6 & 7.

    134 x 300s (11h 10m total)
    Canon 70-200mm f/4 lens @200mm
    ZWO ASI183MC Pro camera
    Optolong L-eNhance filter
    SkyWatcher HEQ5 mount
    ZWO 30mm f/4 + ASI120MM mini guide scope & camera
    ZWO EAF
    Captured with Kstars/Ekos & PHD 2 (RPi4 w/ Astroberry image)
    Processed with Pixinsight, Starnet++ and Darktable
    #astrophotography #nebula #ic1805 #astronomy
    Image license: CC-BY-SA-4.0

  24. The Heart Nebula (IC 1805), captured under the full moon on December 6 & 7.

    134 x 300s (11h 10m total)
    Canon 70-200mm f/4 lens @200mm
    ZWO ASI183MC Pro camera
    Optolong L-eNhance filter
    SkyWatcher HEQ5 mount
    ZWO 30mm f/4 + ASI120MM mini guide scope & camera
    ZWO EAF
    Captured with Kstars/Ekos & PHD 2 (RPi4 w/ Astroberry image)
    Processed with Pixinsight, Starnet++ and Darktable
    #astrophotography #nebula #ic1805 #astronomy
    Image license: CC-BY-SA-4.0

  25. The Heart Nebula (IC 1805), captured under the full moon on December 6 & 7.

    134 x 300s (11h 10m total)
    Canon 70-200mm f/4 lens @200mm
    ZWO ASI183MC Pro camera
    Optolong L-eNhance filter
    SkyWatcher HEQ5 mount
    ZWO 30mm f/4 + ASI120MM mini guide scope & camera
    ZWO EAF
    Captured with Kstars/Ekos & PHD 2 (RPi4 w/ Astroberry image)
    Processed with Pixinsight, Starnet++ and Darktable
    #astrophotography #nebula #ic1805 #astronomy
    Image license: CC-BY-SA-4.0

  26. The Heart Nebula (IC 1805), captured under the full moon on December 6 & 7.

    134 x 300s (11h 10m total)
    Canon 70-200mm f/4 lens @200mm
    ZWO ASI183MC Pro camera
    Optolong L-eNhance filter
    SkyWatcher HEQ5 mount
    ZWO 30mm f/4 + ASI120MM mini guide scope & camera
    ZWO EAF
    Captured with Kstars/Ekos & PHD 2 (RPi4 w/ Astroberry image)
    Processed with Pixinsight, Starnet++ and Darktable

    Image license: CC-BY-SA-4.0

  27. 🩰 Artist: #JDLstreetart / #JDL in - City: #Padova INAIL, Via Nancy, 2, Italy 🇮🇹 2023 - Title : "Dancing with my eyes closed" - #Streetart #Mastoart #Art #Mural #Dancing

  28. 🟤 Artist: #JDLstreetart / #JDL (Judith de Leeuw) in City: #Morlaix l'hôpital, France 🇫🇷 - Title: "Bliss" (Glückseligkeit) - (📷 by Laowai80) - #Streetart #Art #Mastoart #Mural #Graffiti #neuromuscular #Desease