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Found 3 results

  1. From the album: Mike's Images

    Cat's Paw Nebula - NGC 6334 ( aka Bear Claw Nebula ) An emission nebula in Scorpius (near the scorpion's tail) RA 17h 25m 39.6s ; Dec -35deg 43' 48" . 7th August 2015. Skywatcher Quattro 10" f4 Newtonian. Skywatcher AZ Eq6 GT Mount Orion 80mm f5 guide scope and auto guider - PHD2. Baader MPCC Mark 3 Coma Corrector, UHC-S 'nebula' filter. Nikon D5300 (unmodified). Field of view (deg) ~ 1.35 x 0.90. ISO800, 14bit NEF, Long Exp. NR on. 28 x 200sec (starting at zenith) no moon, 3deg C, 70%RH, moderate LP. PixInsight

    © Copyright Mike O'Day 2015 - all rights reserved

  2. From the album: Mike's Images

    Cat's Paw Nebula - NGC 6334 ( aka Bear Claw Nebula ) An emission nebula in Scorpius (near the scorpion's tail) RA 17h 25m 39.6s ; Dec -35deg 43' 48" . 7th August 2015. Skywatcher Quattro 10" f4 Newtonian. Skywatcher AZ Eq6 GT Mount Orion 80mm f5 guide scope and auto guider - PHD2. Baader MPCC Mark 3 Coma Corrector, UHC-S 'nebula' filter. Nikon D5300 (unmodified). Field of view (deg) ~ 1.35 x 0.90. ISO800, 14bit NEF, Long Exp. NR on. 28 x 200sec (starting at zenith) no moon, 3deg C, 70%RH, moderate LP. PixInsight

    © Copyright Mike O'Day 2015 - all rights reserved

  3. The Cat's Paw Nebula ( NGC 6334 ) in Scorpius updated ( slight tweak to colour balance, a little brighter and tad more contrast ) ( please click / tap on image to see larger and sharper - a full size image can be seen here ) ...... original: ( please click / tap on image to see larger and sharper - a full size image can be seen here ) ……………………... Also known as the Bear Claw Nebula, NGC 6334 is an emission nebula near the scorpion's tail in the Scorpius constellation. Image details: Image centre ...... RA: 17 20 08.185 Dec: -35 52 30.91 Field of view ..... 57' 37.8" x 38' 51.8" Rotation .......... 0.00 deg ( North is up ) Resolution ........ 0.586 arcsec/px Telescope: Orion Optics CT12 Newtonian ( mirror 300mm, fl 1200mm, f4 ). Corrector: ASA 2" Coma Corrector Quattro 1.175x. Effective Focal Length / Aperture : 1470mm f4.7 Mount: Skywatcher EQ8 Guiding: TSOAG9 Off-Axis-Guider, Starlight Xpress Lodestar X2, PHD2 Camera: Nikon D5300 (unmodified) (sensor 23.5 x 15.6mm, 6016x4016 3.9um pixels) Location: Blue Mountains, Australia Moderate light pollution ( pale green zone on darksitefinder.com map ) Capture ( July 2018 ) 6 sets of sub-images with exposure duration for each set doubling ( 4s to 240s ) all at ISO 250. 168 x 4 min frames plus ~10 frames each for the shorter exposures Processing: Calibration: bias, dark and flat Integration in 8 sets HDR combination Pixinsight July 2018
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