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此次直播是抖音面向青少年举办的“什么是快乐星球”天文科普直播讲座之一,邀请中科院国家天文台摄影师张超主讲。张超是天文物理学硕士,在天文科学摄影领域拥有十余年工作经验,直播中,他以自身工作经验为基础,向网友们介绍了星空摄影近百年来的发展,以及星空摄影入门知识。 星空摄影,是摄影师利用相机、望远镜等设备进行的,以恒星彗星等天体,日食月食等天文现象的摄影,至今已有一百多年的历史。直播中,张超老师通过展示不同时期星空摄...
申购费用=100,000-99,850.22=149.78元 申购份额=99,850.22/1.0400=96,009.83份 例：某投资人（其他投资者）投资100,000元场外申购本基金份额，申购费率为1.5%， 假设申购当日的基金份额净值为1.0400元，则其可得到的申购份额为： 申购费用=100,000-98,522.17=1,477.83元 申购份额=98,522.17/1.0400=94,732.86份 例：某投资人（其他投资者）投资100,000元场内申购本基金份额，申购费率为1.5%， 假设申购当日的基金份额净值为1.0400元，则其可得到的申购份额为： 申购费用=100,000-98,5...
Hi everyone Coming a bit late to this hobby (nearly 50!) - I've been a plastic modeller for years and always been fairly "handy" (my late father being a DCT teacher back in the day) 25 years in IT/management after a physics degree so applying some science/maths and building something tangible is very rewarding. I recently inherited a Cowells 90ME with a few bits and piece from an elderly gentleman in Ilford and am just starting out on a Stuart 10V and some small workshop tools from various books. A massive "culture" shock from my other hobbies which are far more forgiving of any errors/sli...