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Halton Arp's "Atlas of Peculiar Galaxies" was meant to provide examples of various types of galaxies as a guide for study of the origin and evolution of galaxies, at a time (the mid-1960's) …

2024年9月16日 · In order to provide the best possible identification for each galaxy, the authors give accurate coordinates (typical accuracy of better than 2 arcseconds), diameters, axis ratios …

UGC 8335 (Arp 238) is a pair of strongly interacting spiral galaxies. They have been distorted by extreme tidal forces, creating prominent tidal tails and a bridge of gas and stars between the …

PGC 46133: 13 h 15 m 30.5 s +62° 07′ 45″ 1,07 0,07 PGC 46134: 13 h 15 m 35.7 s +00° 29′ 32″ 0,78 0,06 PGC 46135: 13 h 15 m 47.2 s +15° 30′ 10″ 0,68 0,07 ... PGC 46999: 13 h 26 m 02.1 …

2021年6月26日 · Brief discussion and pictures of Principal Galaxy Catalog (PGC) objects 46000 - 46499, and links to corresponding NGC and IC objects

2019年12月10日 · 产品性能安全认证规则CQC13‐46133‐017防潮型低压成套开关设备性能安全认证规则 ...

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ChemicalBook 致力于为化学行业用户提供2,2'- (1,3-亚苯基)二乙醇的性质、化学式、分子式、比重、密度,同时也包括2,2'- (1,3-亚苯基)二乙醇的沸点、熔点、MSDS、用途、作用、毒性、价格 …

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