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The terms "4K" and "Ultra HD" are used more widely in marketing than "2160p". While typically referring to motion pictures, some digital camera vendors have used the term "4K photo" for still photographs, making it appear like an especially high resolution even though 3840×2160 pixels equal approximately 8.3 megapixels, which is not considered ...
The resolution 3840 × 2160, sometimes referred to as 4K UHD or 4K × 2K, has a 16:9 aspect ratio and 8,294,400 pixels. It is double the size of Full HD (1920 × 1080) in both dimensions for a total of four times as many pixels, and triple the size of HD (1280 × 720) in both dimensions for a total of nine times as many pixels. It is the lowest ...
Ultra HD Blu-ray (4K Ultra HD, UHD-BD, or 4K Blu-ray) [2] [3] is a digital optical disc data storage format that is an enhanced variant of Blu-ray. [4] Ultra HD Blu-ray supports 4K UHD (3840 × 2160 pixel resolution) video at frame rates up to 60 progressive frames per second, [ 4 ] encoded using High-Efficiency Video Coding . [ 4 ]
On July 3, 2013, Sony announced the release of their 4K Ultra HD Media Player with a price of US$7.99 for rentals and US$29.99 for purchases. [137] [138] The 4K Ultra HD Media Player only worked with Sony's 4K Ultra HD TVs. [138] On July 15, 2013, the CTA published CTA-861-F, a standard that applies to interfaces such as DVI, HDMI, and LVDS. [139]
HD 140283 (also known as the Methuselah star) is a metal-poor subgiant star about 200 light years away from the Earth in the constellation Libra, near the boundary with Ophiuchus in the Milky Way Galaxy. Its apparent magnitude is 7.205, so it can be seen with binoculars. It is one of the oldest stars known.
The oldest star yet discovered, HD 140283, nicknamed Methuselah star, is an estimated 14.46 ± 0.8 billion years old. [127] Due to the uncertainty in the value, this age for the star does not conflict with the age of the universe, determined by the Planck satellite as 13.799 ± 0.021).
Bokksu snack crates ship treats from Japan, including sweets, teas, crunchy finds, and delicacies. The Bokksu staff curates each box after extensive in-house testing, ensuring each offering is ...
A (HD 173739) 11.4908 ± 0.0009 Dra* 18 h 42 m 46.7 s +59° 37′ 49″ M3.0V [6] 0.334 8.90 11.16 283.8401 ± 0.0220 [8] flare stars, star B has 2 candidate planets [19] B (HD 173740) 18 h 42 m 46.9 s +59° 37′ 37″ M3.5V [6] 0.248 9.69 11.95 Groombridge 34 (Gliese 15) A (GX Andromedae) 11.6191 ± 0.0008 And: 00 h 18 m 22.9 s +44° 01′ 23 ...