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Quasars Behind the Galactic Plane (2)

Quasars Behind the Galactic Plane (2)

Through the zone of avoidance...
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Local port forwarding examples
  • Sep 14, 2022
  • 2 minutes read
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. To visit the webpage from the local computer, we can forward the port 9000 of the host agnkiaa to the 8080 port (or any other port number you like) of localhost: ......
Featured Science: PKU Astronomers Discover Nearly 200 New Quasars behind the Galactic Plane
  • Aug 5, 2022
  • 6 minutes read
Featured Science: PKU Astronomers Discover Nearly 200 New Quasars behind the Galactic Plane
We are located at the edge of the Galactic disk, and see our Galaxy as a hazy band of light made of countless stars in the night sky. Looking for extragalactic objects like quasars through this band of light is so hard that this region has long been called the “Zone of Avoidance” for extragalactic astronomy. But now, a new research program makes it hard for quasars to hide themselves behind the Galactic plane. ......
Create and manage SSH keys for authentication to a Linux server
  • Aug 2, 2022
  • One minute read
Create and manage SSH keys for authentication to a Linux server
Say the hostname of the server is agnkiaa (e.g. set in your local /etc/hosts file), with its ip address being 162.***.***.***, we can set up SSH keys following the steps below. ......
Finding Quasars behind the Galactic Plane
  • May 1, 2021
  • One minute read
Finding Quasars behind the Galactic Plane
Quasars behind the Galactic Plane (GPQs) are important astrometric references and useful probes of Milky Way gas, yet difficult to find. This project aims to select quasar candidates at |b| <= 20 deg with Machine Learning, and identify the candidates with optical telescopes. ......
网络汉语字典推荐
  • Oct 20, 2019
  • 4 minutes read
网络汉语字典推荐
作者：傅煜铭 按：本文原载于“浅浅的天河”微信公众号2017年6月27日，点击此处可以跳转到原文。 ......