Little Red Dots at z 2 in EIGER reveal a gentle decline with respect to their peak number density at z 5
Shrriya Kapoor, Jorryt Matthee, Alberto Torralba, Ivan G. Kramarenko, Rongmon Bordoloi, Jenny E. Greene, Edoardo Iani, Daichi Kashino, Zhaoran Liu, Ruari Mackenzie, Sara Mascia, Rohan P. Naidu, Rob Simcoe
astro-ph.GA, astro-ph.HE
Submitted: 2026-06-30
Comments: Main text 13 pages, 11 figures. Submitted to A&A. Comments welcome
Code: https://github.com/ivkram/specvizitor
License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Terminology
Sources
- COSMOS-Web: The over-abundance and physical nature of "little red dots"--Implications for early galaxy and SMBH assembly
- Connecting the Dots: UV-Bright Companions of Little Red Dots as Lyman-Werner Sources Enabling Direct Collapse Black Hole Formation
- From "The Cliff" to "Virgil": Mapping the Spectral Diversity of Little Red Dots with JWST/NIRSpec
- The Little Blue and Red Dots Rosetta Stones: Non-Gaussian broad lines, hot dust, and X-ray weakness
- MEOW: The increase in the obscured AGN fraction in mid-infrared from 0 < z < 6 with JWST MIRI
- Too Quiet for Comfort: Local Little Red Dots Lack Variability over Decades
- An H{\alpha} view of galaxy build-up in the first 2 Gyr: luminosity functions at z~4-6.5 from NIRCam/grism spectroscopy
- OCEANS of Absorption: High-resolution NIRSpec Spectroscopy Reveals Diverse Balmer-line Absorption in Little Red Dots
- A remarkable Ruby: Absorption in dense gas, rather than evolved stars, drives the extreme Balmer break of a Little Red Dot at $z=3.5$
- BlackTHUNDER strikes twice: rest-frame Balmer-line absorption and high Eddington accretion rate in a Little Red Dot at $z=7.04$
- Euclid Quick Data Release (Q1). Extending the quest for little red dots to z<4
- JWST Reveals Two Overmassive Black Hole Candidates in Dwarf Galaxies at z $\approx$ 0.7: Pushing Black Hole Searches into the Dwarf-Galaxy Regime
- A Critical Evaluation of the Physical Nature of the Little Red Dots
- JADES -- The Rosetta Stone of JWST-discovered AGN: deciphering the intriguing nature of early AGN
- The Rise of Faint, Red AGN at $z>4$: A Sample of Little Red Dots in the JWST Extragalactic Legacy Fields
- The Deepest GLIMPSE of a Dense Gas Cocoon Enshrouding a Little Red Dot
- The Discovery of Little Red Dots in the Local Universe: Signatures of Cool Gas Envelopes
- (LRDs)$^2$: The Low-ReDshift Little Red Dots Survey. II. DESI DR1 Sample
- Bridging Quasars and Little Red Dots: Insights into Broad-Line AGNs at $z=5-8$ from the First JWST COSMOS-3D Dataset
- How I Wonder What You Are -- JWST's Little Red Dots do not TWINKLE
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