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Useful Table Access Protocol (TAP) URLs for Astronomers
Table Access Protocol (TAP) is a service protocol for accessing general table data, especially astronomical catalogs. For a detailed introduction to TAP, please refer to the IVOA TAP document.......
The CatNorth Catalog: Over 1.5 Million Reliable Quasar Candidates from Gaia DR3
Reposted from KIAA-PKU The Kavli Institute for Astronomy and Astrophysics at Peking University announces an advancement in cosmic exploration with the release of the CatNorth quasar candidate catalog, as recently published in The Astrophysical Journal Supplement Series.......
How to install IRAF and PyRAF on a M1/M2 (Apple Silicon) Mac?
This tutorial is for installing IRAF Community Distribution and PyRAF on a M1/M2 (Apple Silicon) Mac. The following steps are tested on Mac OS Sonoma 14.......
Schedule of time allocation in S22B and S23A
Telescope Lijiang-2.4m Xinglong-2.16m 2022-09 9.25-9.30 (北京时间当日24点以前) 2022-10 10.22-10.25......
Local port forwarding examples
For more information, please see this SSH tutorial. 1. Forward agnkiaa:9000 to localhost:8080 The webpage running on agnkiaa:9000 cannot be accessed from remote clients.......