malfeasance 发表于 2025-3-21 18:21:40

书目名称Inertial Coordinate System on the Sky影响因子(影响力)<br>        http://figure.impactfactor.cn/if/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky影响因子(影响力)学科排名<br>        http://figure.impactfactor.cn/ifr/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky网络公开度<br>        http://figure.impactfactor.cn/at/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky网络公开度学科排名<br>        http://figure.impactfactor.cn/atr/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky被引频次<br>        http://figure.impactfactor.cn/tc/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky被引频次学科排名<br>        http://figure.impactfactor.cn/tcr/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky年度引用<br>        http://figure.impactfactor.cn/ii/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky年度引用学科排名<br>        http://figure.impactfactor.cn/iir/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky读者反馈<br>        http://figure.impactfactor.cn/5y/?ISSN=BK0464438<br><br>        <br><br>书目名称Inertial Coordinate System on the Sky读者反馈学科排名<br>        http://figure.impactfactor.cn/5yr/?ISSN=BK0464438<br><br>        <br><br>

粗鲁的人 发表于 2025-3-21 21:54:46

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harpsichord 发表于 2025-3-22 03:12:16

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Tailor 发表于 2025-3-22 04:48:58

Pulkovo Observatory and the National Observatory Movement: An Historical Overviewvolution; 2) demonstrate the important role that Pulkovo Observatory has played in this movement; and 3) compare certain aspects of the Pulkovo Observatory and the United States Naval Observatory as exemplars of this species founded within a decade of each other under very different political conditions.

灌溉 发表于 2025-3-22 11:17:23

The IAU Working Group on Reference Systems(pp. 482–500) which were given as part of the Joint Commission Meeting, ., chaired by P.K. Seidelmann. This short presentation will provide a description of the current state of affairs of the WG, which is chaired by the speaker.

dendrites 发表于 2025-3-22 15:36:42

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嘲弄 发表于 2025-3-22 20:09:59

L’arc Geodesique Le Plus Long: Delisle, Les Struve et L’Observatoire de Pulkovo; its lenght is 2. more than the arc Delisle, then at the Petersburg Observatory, intended to determine along the meridian of this observatory in the year 1737. Russia, at that time, became part of the european triangulation, a prelude to circumterrestrial modern campaigns.

不公开 发表于 2025-3-22 21:42:23

The Past, Present and Future of Reference Systems for Astronomy and Geodesyuring the past decade has made it necessary to develop reference systems that also include the models and procedures that are used for the analysis of observations by particular techniques. The accurate detemination of the connections between the corresponding reference frames and the adoption of unified standards are major tasks for the future.

发怨言 发表于 2025-3-23 02:20:36

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Adulterate 发表于 2025-3-23 06:11:58

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查看完整版本: Titlebook: Inertial Coordinate System on the Sky; Proceedings of the 1 Jay H. Lieske,Victor K. Abalakin Conference proceedings 1990 International Astr