找回密码
 To register

QQ登录

只需一步,快速开始

扫一扫,访问微社区

Titlebook: Astronomical Equipment for Amateurs; Martin Mobberley Book 1999 Springer-Verlag London 1999 Astrometry.CCD.Observatories.astronomy.instrum

[复制链接]
楼主: Inveigle
发表于 2025-3-28 18:37:11 | 显示全部楼层
https://doi.org/10.1007/978-3-642-52368-7exposures from 0.1 to 2 seconds, with an image scale of around 0.2”/pixel for 30-40 cm apertures. Nevertheless, amateur astronomers have successfully employed CCD cameras working at video frame rates to record the Moon and planets and even some of the brighter stars.
发表于 2025-3-28 21:19:29 | 显示全部楼层
发表于 2025-3-28 23:51:37 | 显示全部楼层
Video Astronomy,exposures from 0.1 to 2 seconds, with an image scale of around 0.2”/pixel for 30-40 cm apertures. Nevertheless, amateur astronomers have successfully employed CCD cameras working at video frame rates to record the Moon and planets and even some of the brighter stars.
发表于 2025-3-29 05:10:28 | 显示全部楼层
发表于 2025-3-29 07:40:51 | 显示全部楼层
发表于 2025-3-29 11:52:51 | 显示全部楼层
G. Taylore except for time in school) on some electronic communication device (smart phone, computer, television, etc.) (Rideout, Foehr, & Roberts, 2010). Korean tech-sawy young people spend 14 hours a day, according to the National Internet Development Agency of Korea’s 2008 Survey on computer and Internet
发表于 2025-3-29 15:55:05 | 显示全部楼层
How Does Accounting Play a Role in Islamic Microfinance and Islamic Wealth Management Practices? Cas8 from Indonesia, 50 from Pakistan and 12 from Egypt. Overall, participants‘ knowledge of accounting and finance in the three countries is quite similar which is still relatively low. Yet they show a strong interest in adopting simple wealth management practices starting with recording their busines
发表于 2025-3-29 23:17:15 | 显示全部楼层
发表于 2025-3-30 03:27:11 | 显示全部楼层
发表于 2025-3-30 06:28:44 | 显示全部楼层
 关于派博传思  派博传思旗下网站  友情链接
派博传思介绍 公司地理位置 论文服务流程 影响因子官网 吾爱论文网 大讲堂 北京大学 Oxford Uni. Harvard Uni.
发展历史沿革 期刊点评 投稿经验总结 SCIENCEGARD IMPACTFACTOR 派博系数 清华大学 Yale Uni. Stanford Uni.
QQ|Archiver|手机版|小黑屋| 派博传思国际 ( 京公网安备110108008328) GMT+8, 2025-8-29 18:08
Copyright © 2001-2015 派博传思   京公网安备110108008328 版权所有 All rights reserved
快速回复 返回顶部 返回列表