A total of 19.75 hours exposure.

Exposure	23@900 sec + 42@1200 sec = 19.75 hours
ISO	800
Camera	Nikon Z7 [8856 x 5504]
Optics	Skywatcher Esprit 120mm Refractor
Filter	Radian Triad Ultra Quad-Band Narrowband Filter
Guiding	Phd2 using a ZWO 224MC on an Orion 60x240mm Guide scope
Controller	Images taken using Kstars on an Odroid-N2 (Raspberry Pi clone)
Location	Lower Sackville, Nova Scotia.
Date	2020-06-16 - 2020-11-01
PixInsight Processing	WeightedBatchPreprocessing Script Dynamic Crop Automatic Background Extractor ColourCalibration (both saturation and hue) MultiscaleLinearTransform HistogramTransform CurvesTransformation LocalHistogramEquilization ColourProfile
Further tweaking for colour in Lightroom

Date: March 26, 2025 ]]> https://sciencedowneast.com/zenphoto/index.php?album=Nebulae/Heart-Nebula&image=drizzle_integration2x_MLT.jpg Wed, 26 Mar 2025 17:50:04 -0300 https://sciencedowneast.com/zenphoto/index.php?album=Nebulae/Heart-Nebula&image=Heart-Nebula-19.75a_1604364263.jpg The Heart Nebula, IC 1805 which lies some 7500 light years away from Earth and is located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. It was discovered by William Herschel on 3 November 1787. It is an emission nebula showing glowing ionized hydrogen gas and darker dust lanes.

A total of 19.75 hours exposure.

Exposure	23@900 sec + 42@1200 sec = 19.75 hours
ISO	800
Camera	Nikon Z7 [8856 x 5504]
Optics	Skywatcher Esprit 120mm Refractor
Filter	Radian Triad Ultra Quad-Band Narrowband Filter
Guiding	Phd2 using a ZWO 224MC on an Orion 60x240mm Guide scope
Controller	Images taken using Kstars on an Odroid-N2 (Raspberry Pi clone)
Location	Lower Sackville, Nova Scotia.
Date	2020-06-16 - 2020-11-01
PixInsight Processing	WeightedBatchPreprocessing Script Dynamic Crop Automatic Background Extractor ColourCalibration (both saturation and hue) MultiscaleLinearTransform HistogramTransform CurvesTransformation LocalHistogramEquilization ColourProfile
Further tweaking for colour in Lightroom

Date: March 26, 2025 ]]> https://sciencedowneast.com/zenphoto/index.php?album=Nebulae/Heart-Nebula&image=Heart-Nebula-19.75a_1604364263.jpg Mon, 02 Nov 2020 20:42:02 -0400 https://sciencedowneast.com/zenphoto/index.php?album=Nebulae/Heart-Nebula&image=IC_1805_Heart-Nebula_masterLight_BINNING_1_FILTER_NoFilter_EXPTIME_900_integration_ABE_Curves.jpg The Heart Nebula, IC 1805 which lies some 7500 light years away from Earth and is located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. It was discovered by William Herschel on 3 November 1787. It is an emission nebula showing glowing ionized hydrogen gas and darker dust lanes.

A total of 12.75 hours exposure.

Exposure	56@300 sec + 14@600 sec + 23@900 sec = 12.75 hours
ISO	800
Camera	Nikon Z7 [8856 x 5504]
Optics	Skywatcher Esprit 120mm Refractor
Filter	Radian Triad Ultra Quad-Band Narrowband Filter
Guiding	Phd2 using a ZWO 224MC on an Orion 60x240mm Guide scope
Controller	Images taken using Kstars on an Odroid-N2 (Raspberry Pi clone)
Location	Lower Sackville, Nova Scotia.
Date	2020-06-16 - 2020-09-05
PixInsight Processing	WeightedBatchPreprocessing Script Dynamic Crop Automatic Background Extractor ColourCalibration (both saturation and hue) MultiscaleLinearTransform HistogramTransform CurvesTransformation LocalHistogramEquilization ColourProfile
Further tweaking for colour in Lightroom

Date: March 26, 2025 ]]> https://sciencedowneast.com/zenphoto/index.php?album=Nebulae/Heart-Nebula&image=IC_1805_Heart-Nebula_masterLight_BINNING_1_FILTER_NoFilter_EXPTIME_900_integration_ABE_Curves.jpg Wed, 09 Sep 2020 23:09:49 -0300 https://sciencedowneast.com/zenphoto/index.php?album=Nebulae/Heart-Nebula&image=Heart_Nebula.jpg The Heart Nebula, IC 1805 which lies some 7500 light years away from Earth and is located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. It was discovered by William Herschel on 3 November 1787. It is an emission nebula showing glowing ionized hydrogen gas and darker dust lanes.

A total of 6 hours and 20 min. exposure. This used Drizzle integration for the 1st time.

Exposure	26*300 sec + 25 * 600 sec
ISO	800
Camera	Nikon Z7 [8856 x 5504]
Optics	Skywatcher Esprit 120mm Refractor
Filter	Radian Triad Ultra Quad-Band Narrowband Filter
Location	Lower Sackville, Nova Scotia.
Date	2020-04-27
Processing	Processed in PixInsight and Lightroom.

Date: March 26, 2025 ]]> https://sciencedowneast.com/zenphoto/index.php?album=Nebulae/Heart-Nebula&image=Heart_Nebula.jpg Wed, 26 Mar 2025 17:50:04 -0300