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7 godz. temu · Sirius is a binary star system consisting of two white stars orbiting each other with a separation of about 20 AU (roughly the distance between the Sun and Uranus) and a period of 50.1 years. The brighter component, termed Sirius A, is a main-sequence star of spectral type early A , with an estimated surface temperature of 9,940 K . [14]
7 godz. temu · Animated 3D map of the nearest stars, centered on the Sun. 3D red green glasses are recommended to view this image correctly. A radar map of the distances ( ) and positions ( ) of all known stellar bodies or systems within 9 light years (ly) (for within 12 ly see this map).Their distances are entered outward from the Sun (Sol) between concentric circles, each representing one ly, and arranged ...
7 godz. temu · In road events, the course is not required to be a circuit, but the overall decrease in elevation between the start and finish shall not exceed 1:1000, i.e. 1 m/km. In road events, the start and finish points of a course, measured along a theoretical straight line between them, shall not be further apart than 50% of the race distance.
7 godz. temu · Amsterdam Airport Schiphol (IATA: AMS, ICAO: EHAM), known informally as Schiphol Airport (Dutch: Luchthaven Schiphol, pronounced [ˌlʏxtɦaːvə(n) ˈsxɪp(ɦ)ɔl; sxɪpˈɦɔl]), is the main international airport of the Netherlands, and is one of the major hubs for the SkyTeam airline alliance. It is located 9 kilometres (5.6 mi; 4.9 nmi) southwest of Amsterdam, in the municipality of ...
1 dzień temu · Educational research. Educational technology (commonly abbreviated as edutech, or edtech) is the combined use of computer hardware, software, and educational theory and practice to facilitate learning. [1] [2] When referred to with its abbreviation, "EdTech", it often refers to the industry of companies that create educational technology.
7 godz. temu · A comparison of the average number of patients treated per hour found significant differences between China (10) and the United States (1.2). Chinese herbs are often used. [38] There is a diverse range of acupuncture approaches, involving different philosophies. [7]
1 dzień temu · John F. Kennedy International Airport (IATA: JFK, ICAO: KJFK, FAA LID: JFK) is a major international airport serving New York City and its metropolitan area, in the United States.The airport is located in Queens, New York City.It is the busiest of the seven airports in the New York airport system, the sixth-busiest airport in the United States, and the busiest international commercial airport ...
