NGC 6643 is a Spiral Galaxy in the Draco constellation. NGC 6643 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern …

NGC 6643 is a Spiral Galaxy located in the constellation of Draco in the northern hemisphere. NGC 6643's distance from Earth is 62,230,636.86 light years. NGC 6643 is called NGC 6643 …

NGC 6643 is a spiral galaxy located in the constellation Draco. Its velocity relative to the cosmic microwave background is 1,412 ± 5 km/s, which corresponds to a Hubble distance of 20.8 ± …

2002年10月22日 · NGC 6643 is a Spiral Galaxy in the constellation of Draco. It has a very small nucleus separated from the broken remnants of an inner ring that extends into a complex, …

2023年6月28日 · Historical Identification: Per Dreyer, NGC 6643 (= GC 4415, Tuttle, 1860 RA 18 23 47, NPD 15 30.3) is "pretty bright, pretty large, extended 50°, 2 stars to west (Auwers 40)".

NGC 6643 Galaxy Image Determine the extent of the long axis of the galaxy as projected on our night sky (the galaxy located in the very center of the image at the left).

NGC 6643 in Draco taken over a few nights earlier this month. 78 million light years distant. The object that looks like a planetary nebula to the lower right is actually a galaxy (2MASX …

相关文章 Multiwavelength Star Formation Indicators: ObservationsWe present a compilation of multiwavelength data on different starformation indicators for a sample of nearby star forming …

NGC 6643 NGC 6643 is a late spiral galaxy located in the constellation Draco. Some key stats include: ... Right Ascension units = HH:MM:SS.SS Declination units = DD:MM:SS.SS PN = …

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