象限儀座 的英文怎麼說
中文拼音 [xiàngxiànyízuò]
象限儀座
英文
quadrans muralis-
Stars shine - " 2006 quadrantids meteor shower
觀星樂象限儀座流星雨20062006 quadrantids meteor shower
2006象限儀座流星雨The constellation quadrans muralis will rise at 0 : 15. during the maxima, it is about 15 degrees from the northeast horizon
象限儀座在1月4日凌晨0 : 15分升出地平線，在極大期間，于東北方距地平線約15度的低空。Quadrans muralis latin for mural quadrant was an obsolete constellation locating between the constellations of draco and bootes
象限儀座是個已被棄用的星座名字，位置介乎天座與牧夫座之間，但流星觀測者仍然沿用這個名稱。Camera lens should be set to infinity with maximum aperture. then point the camera to quadrans or neighbour constellations for a 5 - minute exposure time and try your luck
將鏡頭對焦至無限遠，對準象限儀座或其鄰近星座，把光圈調至最大，曝光5分鐘，應有收獲。This year, the waxing moon which sets early will have no inference at all. however, even with the most optimistic prediction and the best observing environment, there will only be around few hundreds of meteor, hardly comparable with 2001 leonids
2006年當日，月球早已西落，不會影響觀測，但即使最樂觀的估計及最佳的觀測環境下，象限儀座流星雨與2001年的獅子座流星雨仍有很大距離。Although the radiant will be in constellation quadrans, do not look directly there. a distance between 40 to 60 degrees away is optimal. therefore, an observation site with unobstructed view, especially the northeast, is essential
雖然流星雨輻射點在象限儀座，但流星出現時不一定是輻射點附近天區，而是距離輻射點40至60度的地方，所以請選擇天空視野開闊的地點進行觀測，最重要是西北方無遮擋。But meteor obsevers still use quadrantids to describe the annual meteor shower occurs at early janurary. in sprite of the relatively abundant of meteors, astronomers still has little knowledge about their parent comet. the possible candidate includes 96 p machholz 1, c 1490 y1 may turned into asteroid 2003eh
象限儀座流星雨算是全年中的主要流星雨現象，不過，天文學家仍未能確認它的母體彗星是哪一顆，有可能是96p梅克茲賀1號machholz 1彗星或彗星c 1490 y1可能已演變成小行星2003 eh分享友人