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梅西耶天文论坛-梅西耶俱乐部 Messier Club - Powered by Discuz!http://portalrankings.com/info/messierclub.com
梅西耶俱乐部是由黑龙江省大庆市民间天文爱好者自发组织的以天文观测目视为主的实战团体。我们以黑龙江省大庆市本地天文爱好者为基础,招揽全国天文观测有识之士。
- Updated On (Date): 2017-Oct-05
- Expiration time: 2019-Apr-02
- Website Registered On (Date): 2015-Apr-02
开源天文论坛—技术&星空 乐于分享— astrocn.org - Powered by Discuz!http://portalrankings.com/info/astrocn.org
致力于天文科普的开放论坛,天文摄影爱好者自由讨论交流的园地,天文摄影和天文器材发烧友的家园
- Google Analytics code: 91412345-1
- Updated On (Date): 2016-Jun-04
- Expiration time: 2017-Jun-07
- Website Registered On (Date): 2015-Jun-07