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The comet was first photographed by astronomer Lin Chi-Sheng (林啟生) with a 0.41-metre (16 in) telescope at the Lulin Observatory in Nantou, Taiwan on July 11, 2007. . However, it was the 19-year-old Ye Quanzhi (葉泉志) from Sun Yat-sen University in China, who identified the new object from three of the photographs taken by Lin
The Lulin Observatory (Chinese: 鹿林天文台; pinyin: Lùlín Tiānwéntái; lit. 'Deer Forest Astronomical Observatory', obs. code : D35 ) is an astronomical observatory operated by the Institute of Astronomy, National Central University in Taiwan .
The Atlas Coeli covers both hemispheres with 16 charts. The coordinate system is referred to equinox 1950.0 and the scale is 1° = 0.75 cm. There are six charts of the equatorial regions on a rectangular graticule, covering declinations from +25° to -25°; four charts for each hemisphere with straight, converging hour circles and concentric, equally-spaced declination circles covering ...
145523 Lulin, provisional designation 2006 EM 67, is a background asteroid from the central region of the asteroid belt, approximately 3.9 kilometers (2.4 miles) in diameter. It was discovered on 7 March 2006, by Taiwanese astronomers Hung-Chin Lin (林宏欽) and Ye Quanzhi (葉泉志) at Lulin Observatory in central Taiwan. [ 1 ]
A sky chart showing the location of Comet C/2022 E3 (ZTF) throughout January. (NASA) The easiest time to see the comet will be during the second weekend of February as it passes incredibly close ...
964 — Abd al-Rahman al-Sufi (Azophi)'s star catalog Book of the Fixed Stars; 1031 — Al-Biruni's al-Qanun al-Mas'udi, making first use of a planisphere projection, and discussing the use of the astrolabe and the armillary sphere. 1088 — The first almanac is the Almanac of Azarqueil written by Abū Ishāq Ibrāhīm al-Zarqālī (Azarqueil)
Star Chart preserved in Japan based on a book from China 天経或問: You Ziliu 游子六: 1730: A Northern Sky Chart in Chinese - Star Chart 清蒙文石刻(欽天監繪製天文圖) in Mongolia: 1727–1732: 1550 stars grouped into 270 starisms. - Japanese Edo period Star Chart 天経或問註解図巻 下: 入江脩敬: 1750--
The tail of a comet points toward the direction of the Sun as it is moving through space based on the laws of refraction. The comet’s tail is composed of an air-like element that is transparent as it is seen in space but only when it is faced away from the Sun. The visibility of the tail is explained by solar rays reflecting off of the tail.