2023年2月17日 · NGC 1501 Oyster Nebula. Located in the constellation Camelopardalis, this planetary nebula has a progenitor star which pulsates reguarly changing brightness every 30 …

2015年2月14日 · NGC 1501 6" f/8 refractor Antennas Seeing=6/10, Transparency=7/10 14mm pretty faint, pretty small and very little elongated. In general this is a smooth disk and the north …

2022年11月1日 · NGC 1501, the Oyster Nebula - posted in Experienced Deep Sky Imaging: Been clouds here for months but last weekend there suddenly was an unpredicted couple of hours …

2015年11月14日 · Here is an observation and sketch at 440X on an excellent night of NGC 1501: NGC 1501 13.1" f/5.6 Sentinel Seeing+Transparency=8/10 --150X, immediately obvious, …

2022年4月26日 · NGC 1501 with Playerone Neptune colorII (imx464) - posted in Experienced Deep Sky Imaging: Hi, NGC 1501, or the Oyster Nebula is a planetary nebula found in the …

2024年9月25日 · Taking Another Look At The Oyster: NGC 1501 - posted in Deep Sky Observing: The large planetary nebula NGC 1501, commonly referred to as the Oyster or, alternately, as …

2018年1月2日 · NGC 1501 Oyster Nebula - posted in Experienced Deep Sky Imaging: This is a planetary nebula in Camelopardalis. It is only 52 of size but it is bright enough. …

2008年12月13日 · NGC1501 then and now - posted in Experienced Deep Sky Imaging: These are images of planetary nebula NGC 1501 in Camelopardalis. The one on the left was taken …

2015年11月13日 · NGC 1501 (planetary nebula) - posted in Sketching: Hello fellow sketchers, Id like to share one of my observations from yesterday: NGC 1501 planetary nebula in …

2009年10月24日 · NGC 1501 - posted in Deep Sky Observing: Someone gives this object a mag. of 13.3 looks a bit brighter than that in my 11 on my CGE mount.I have semi fair dark sky. with …