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Contains:  IC 1795, IC 1805, NGC 896
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The Heart Nebula, 


            Dick Newell
The Heart Nebula
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The Heart Nebula

Technical card

Dates:March 17, 2020March 23, 2020March 27, 2020March 29, 2020March 30, 2020

Baader Highspeed 2" H-alpha filter: 95x180" (gain: 139.00) -15C bin 1x1
Baader Highspeed 2" OIII filter: 90x180" (gain: 139.00) -15C bin 1x1

Integration: 9.2 hours

Darks: ~50

Flats: ~50

Bias: ~50

Avg. Moon age: 12.97 days

Avg. Moon phase: 20.17%

Bortle Dark-Sky Scale: 7.00

Basic astrometry details job: 3370960

RA center: 2h 33' 18"

DEC center: +61° 29' 34"

Pixel scale: 7.489 arcsec/pixel

Orientation: 278.194 degrees

Field radius: 1.406 degrees

Resolution: 1080x812

Locations: Home, Mesa, AZ, United States

Data source: Backyard


This is the Heart Nebula (IC1805) located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. It is about 7500 light years from Earth. It is an emission nebula showing glowing ionized hydrogen gas and darker dust lanes. (Wikipedia)

This image is a mosaic of 3 images with a total integration time of almost 10 hours, using an EdgeHD C11 and narrowband filters for H-alpha and OIII.



Dick Newell
License: None (All rights reserved)

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Sky plot


The Heart Nebula, 


            Dick Newell