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Quasars behind the Galactic Plane (3)

Quasars behind the Galactic Plane (3)

Through the zone of avoidance...
AGN Sciences with Euclid (1)

AGN Sciences with Euclid (1)
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Euclid Q1 spectroscopy of bright quasars
  • Jun 7, 2026
  • 5 minutes read
Euclid Q1 spectroscopy of bright quasars
Our paper “Euclid Quick Data Release (Q1). XXXVIII. Euclid spectroscopy of quasars. 1. Identification and redshift determination of 3500 bright quasars” has been accepted by Astronomy & Astrophysics. ......
Xinhua News: Astronomers use LAMOST to find over 1,300 new quasars behind Galactic plane
  • Apr 19, 2025
  • 2 minutes read
Xinhua News: Astronomers use LAMOST to find over 1,300 new quasars behind Galactic plane
BEIJING, April 18 (Xinhua) – A group of astronomers has found over 1,300 new quasars behind the Galactic plane by using China’s Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST), and the scientists said the results shed new light on some hot issues of cosmic research. ......
Installing Tractor on Mac
  • Nov 15, 2024
  • 2 minutes read
1. Preparations 1.1. Install Command Line Tools for Xcode If you have not installed Xcode, please install it from the App Store. After installation, open a terminal and type: ......
Useful Table Access Protocol (TAP) URLs for Astronomers
  • Sep 23, 2024
  • One minute read
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
  • May 1, 2024
  • 3 minutes read
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. The international collaborative study, led by Dr. Yuming Fu and Prof. Xue-Bing Wu, presents an enhanced set of over 1.5 million reliable quasar candidates, building upon the initial Gaia DR3 quasar candidate catalog noted for its substantial size but low purity. ......