Glossary term: 천저
Description: 천저는 관측자 바로 아래에 있는 지점을 말합니다. 관측자의 위치에 따라 달라지기 때문에, 서울에 있는 사람의 천저와 베이징이나 런던에 있는 사람의 천저는 서로 다릅니다. 각도로 측정하면 지평선에서 90도 아래입니다. 천저의 반대쪽, 즉 관측자의 머리 위의 지점은 천정이라고 합니다.
Related Terms:
See this term in other languages
Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
The OAE Multilingual Glossary is a project of the IAU Office of Astronomy for Education (OAE) in collaboration with the IAU Office of Astronomy Outreach (OAO). The terms and definitions were chosen, written and reviewed by a collective effort from the OAE, the OAE Centers and Nodes, the OAE National Astronomy Education Coordinators (NAECs) and other volunteers. You can find a full list of credits here. All glossary terms and their definitions are released under a Creative Commons CC BY-4.0 license and should be credited to "IAU OAE".
If you notice a factual or translation error in this glossary term or definition then please get in touch.
