NGC 4999 is a barred spiral galaxy located in the constellation Virgo, first discovered February 24, 1786 by astronomer William Herschel. [3] The galaxy is noted as a particularly bright ultraviolet light source – it is believed that its notable bar structure suppresses star formation, [ 4 ] indicating this ultraviolet light may possibly be ...

NGC 4999 is a Spiral Galaxy in the Virgo constellation. NGC 4999 is situated close to the celestial equator and, as such, it is at least partly visible from both hemispheres in certain times of the year. Given its B magnitude of 13.5, NGC 4999 is visible with the help of a telescope having an aperture of 14 inches (350mm) or more.

2021年9月6日 · Above, a 2.4 arcmin wide closeup of NGC 4999 Below, a 12 arcmin wide region centered on the galaxy: Celestial Atlas (NGC 4900 - 4949) ←

ngc 4999 (ugc 8236, mcg 0-34-10, zwg 16.12, iras13069 + 0156, pgc 45632) 是一个在 室女座 的sb有棒 螺旋星系 。

NGC 4999 is a barred spiral galaxy located in the constellation Virgo, first discovered February 24, 1786 by astronomer William Herschel. The galaxy is noted as a particularly bright ultraviolet light source – it is believed that its notable bar structure suppresses star formation, indicating this ultraviolet light may possibly be due to a ...

NGC 4999 -- Seyfert 2 Galaxy The astronomical object called NGC 4999 is a Seyfert 2 Galaxy: Origin of the objects types : (Ref) Object type as listed in the reference "Ref" (acronym) Object type linked to the acronym according to the original reference Anterior to 2007, before we can link the objet type to a reference, or given by the CDS team ...

NGC 4568 ─ 这是一对星系，在 室女座星团。 它们之间非常接近有可能即将发生碰撞，有时被称为"暹罗双胎" 保存您偏好的中文语言变体，以避免显示简繁混杂的内容，提供最佳的阅读体验。

NGC 4999 is a Seyfert 2 Galaxy located in the constellation of Virgo in the equatorial region. NGC 4999's distance from Earth is 129,810,238.32 light years. NGC 4999 is called NGC 4999 in the …

2018年3月22日 · NGC 4999 - posted in Beginning Deep Sky Imaging: I really like the large spiral galaxies with their beautiful symmetric arms. However, now that galaxy season has started, I thought I would try something different. This galaxy looks great in a Hubble APOD and someone made it look pretty good with their C14.

From Virginia Beach , NGC4999 is visible in the morning sky, becoming accessible around 22:34, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 02:48, 54° above your southern horizon. It will be lost to dawn twilight around 06:14, 30° above your south-western horizon.