a最后的问候 正在翻译,请等待...[translate] a你要什么时候回家 When do you have to go home[translate] alove conquers all 爱战胜所有[translate] a购物和就餐也不遵守秩序用 正在翻译,请等待...[translate] aRight Ascension and Declination 赤经和倾向[translate]...
A definition for the term "right ascension" is presented. It refers to the position of a celestial object east of the vernal equinox along the celestial equator, measured as a horizontal angle and expressed in degrees or hours. Right ascension and declination are the measurements used to map ...
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right ascension The position of a celestial object east of the vernal equinox along the celestial equator, measured as a horizontal angle and expressed in degrees or hours. Right ascension and declination are the measurements used to map objects on the celestial sphere. See more atcelestial sphere...
The Moons Right Ascension, Declination and Horizontal Parallax for the time of her transit over the meridian of Altona for the year 1841 with the logarithms of coefficients for facilitating the reduction to other Meridians. (Beschlu.)doi:10.1002/asna.18410180405...
This research was pursued in a telescope motion control system that leads to right ascension and declination. This research will discuss and create a new system for telescopes that use the ATMega2560 microcontroller which is embedded in the Arduino Mega board as the brain of this system. The way...
In this paper, an intrinsic relation was developed for Hyades stars between a function of the right ascensions α and declination δ with the angular distance λ from the vertex. The precision criteria of this relation are very satisfactory and a correlation coefficient of value ≈ 1 was found ...
Catalogue of the Mean Declination of 981 Stars Between Twelve and Twenty-Six Hours of Right Ascension, and Thirty Degrees and Sixty Degrees of North D的书评 ··· ( 全部0 条 ) 论坛 ··· 在这本书的论坛里发言 + 加入购书单 谁读这本书? ··· 二手市场 ··· 在豆瓣转让 手...
New proper motion determination of Luyten catalogue stars (LTT) with declination between -5 and -30 and right ascension between 0 h and 13 h 30 mWroblewski, H.Torres, C.ASTRONOMY AND ASTROPHYSICS -BERLIN-
Sidereal time, right ascension, declinationhelp?ChristianG