This dataset captures the Diamond Ring Nebula PLN238+34.1 over two weeks in April 2021, accumulating 13.9 hours of total integration time. The data comprises 278 frames taken with an AG Optical 10 inch iDK F6.7 telescope and ZWO ASI 6200MM camera on a Sky-Watcher EQ8RH mount. The imaging strategy emphasizes narrowband oxygen emission with 156 frames through an Astrodon 5nm OIII filter, each exposed for 180 seconds. Broadband coverage includes 61 luminance frames plus 26 blue, 14 green, and 21 red frames using Astrodon Gen1 E-Series Tru-Balance filters, all at 180 second exposures. The dataset is available as a one-time purchase for approximately $21.90 under a CC BY-NC 4.0 license, permitting copying, modification, and redistribution for non-commercial purposes.
Generated from the dataset's metadata; the author's description above is authoritative.