Personal information

United States

Activities

Employment (1)

Columbia University: New York, NY, US

2018-09-15 to 2021-09-15 | Postdoctorate Researcher (Department of Astronomy)
Employment
Source: Self-asserted source
Alejandro Núñez

Education and qualifications (2)

Columbia University: New York, NY, US

2014-09-01 to 2018-08-31 | PhD (Department of Astronomy)
Qualification
Source: Self-asserted source
Alejandro Núñez

Columbia University: New York, NY, US

2012-08-31 to 2014-08-31 | MA/MPh (Department of Astronomy)
Education
Source: Self-asserted source
Alejandro Núñez

Funding (1)

From Cool to Ultracool: Investigating Magnetism and Rotation in the Smallest Stars and Ultra Cool Dwarfs

2021-12-01 to 2024-11-30 | Grant
Directorate for Mathematical & Physical Sciences (Alexandria, US)
GRANT_NUMBER: 2138089
Source: Self-asserted source
Alejandro Núñez via DimensionsWizard

Works (16)

Short-term Balmer Line Emission Variability in M Dwarfs

The Astrophysical Journal
2025-04-01 | Journal article
Contributors: Aylin García Soto; Girish M. Duvvuri; Elisabeth R. Newton; Ward S. Howard; Alejandro Núñez; Stephanie T. Douglas
Source: check_circle
Crossref

The Factory and the Beehive. V. Chromospheric and Coronal Activity and Its Dependence on Rotation in Praesepe and the Hyades

The Astrophysical Journal
2024-02-01 | Journal article
Contributors: Alejandro Núñez; Marcel A. Agüeros; Jason L. Curtis; Kevin R. Covey; Stephanie T. Douglas; Sabine R. Chu; Stanislav DeLaurentiis; Minzhi (Luna) Wang; Jeremy J. Drake
Source: check_circle
Crossref

Hyades Member K2-136c: The Smallest Planet in an Open Cluster with a Precisely Measured Mass

The Astronomical Journal
2023-06-01 | Journal article
Contributors: Andrew W. Mayo; Courtney D. Dressing; Andrew Vanderburg; Charles D. Fortenbach; Florian Lienhard; Luca Malavolta; Annelies Mortier; Alejandro Núñez; Tyler Richey-Yowell; Emma V. Turtelboom et al.
Source: check_circle
Crossref

Using Stellar Rotation to Identify Tidally Stripped Members of the Praesepe Open Cluster

Research Notes of the AAS
2022-06-13 | Journal article
Contributors: Jessica McDivitt; Stephanie T. Douglas; Jason Lee Curtis; Mark Popinchalk; Alejandro Núñez
Source: check_circle
Crossref

Activity and Rotation of Nearby Field M Dwarfs in the TESS Southern Continuous Viewing Zone

The Astronomical Journal
2022-06-01 | Journal article
Contributors: Francys Anthony; Alejandro Núñez; Marcel A. Agüeros; Jason L. Curtis; J.-D. do Nascimento Jr.; João M. Machado; Andrew W. Mann; Elisabeth R. Newton; Rayna Rampalli; Pa Chia Thao et al.
Source: check_circle
Crossref

The Factory and the Beehive. IV. A Comprehensive Study of the Rotation X-Ray Activity Relation in Praesepe and the Hyades

The Astrophysical Journal
2022-05-01 | Journal article
Contributors: Alejandro Núñez; Marcel A. Agüeros; Kevin R. Covey; Stephanie T. Douglas; Jeremy J. Drake; Rayna Rampalli; Emily C. Bowsher; Phillip A. Cargile; Adam L. Kraus; Nicholas M. Law
Source: check_circle
Crossref

Three K2 Campaigns Yield Rotation Periods for 1013 Stars in Praesepe

The Astrophysical Journal
2021-11-01 | Journal article
Contributors: Rayna Rampalli; Marcel A. Agüeros; Jason L. Curtis; Stephanie T. Douglas; Alejandro Núñez; Phillip A. Cargile; Kevin R. Covey; Natalie M. Gosnell; Adam L. Kraus; Nicholas M. Law et al.
Source: check_circle
Crossref

A Lyα Transit Left Undetected: the Environment and Atmospheric Behavior of K2-25b

The Astronomical Journal
2021-09-01 | Journal article
Contributors: Keighley E. Rockcliffe; Elisabeth R. Newton; Allison Youngblood; Vincent Bourrier; Andrew W. Mann; Zachory Berta-Thompson; Marcel A. Agüeros; Alejandro Núñez; David Charbonneau
Source: check_circle
Crossref

Re-crowning The Queen: Membership, Age, and Rotation Periods for the Open Cluster Coma Berenices

Research Notes of the AAS
2021-04-01 | Journal article
Contributors: Kyle Singh; Peter Rothstein; Jason L. Curtis; Alejandro Núñez; Marcel A. Agüeros
Source: check_circle
Crossref

Leave No Low-mass Star Behind: Results from Extended Surveys of Hα Emission from Stars in Praesepe and the Hyades*

Research Notes of the AAS
2021-03-01 | Journal article
Contributors: Sabine Chu; Stan DeLaurentiis; Alejandro Núñez; Marcel A. Agüeros; Jason L. Curtis; Stephanie T. Douglas; Rayna Rampalli
Source: check_circle
Crossref

Meeting the Cool Neighbors. XII. An Optically Anchored Analysis of the Near-infrared Spectra of L Dwarfs

The Astronomical Journal
2018-01-01 | Journal article
Contributors: Kelle L. Cruz; Alejandro Núñez; Adam J. Burgasser; Ellianna Abrahams; Emily L. Rice; I. Neill Reid; Dagny Looper
Source: check_circle
Crossref

Physics of Galactic Metals: Evolutionary Effects due to Production, Distribution, Feedback, and Interaction with Black Holes

The Astrophysical Journal
2017-07-20 | Journal article
Contributors: Ena Choi; Jeremiah P. Ostriker; Thorsten Naab; Rachel S. Somerville; Michaela Hirschmann; Alejandro Núñez; Chia-Yu Hu; Ludwig Oser
Source: check_circle
Crossref

Modeling for Stellar Feedback in Galaxy Formation Simulations

The Astrophysical Journal
2017-02-20 | Journal article
Contributors: Alejandro Núñez; Jeremiah P. Ostriker; Thorsten Naab; Ludwig Oser; Chia-Yu Hu; Ena Choi
Source: check_circle
Crossref

CHROMOSPHERIC AND CORONAL ACTIVITY IN THE 500 MYR OLD OPEN CLUSTER M37: EVIDENCE FOR CORONAL STRIPPING?

The Astrophysical Journal
2017-01-10 | Journal article
Contributors: Alejandro Núñez; Marcel A. Agüeros; Kevin R. Covey; Mercedes López-Morales
Source: check_circle
Crossref

THE X-RAY LUMINOSITY FUNCTION OF M37 AND THE EVOLUTION OF CORONAL ACTIVITY IN LOW-MASS STARS

The Astrophysical Journal
2016-10-10 | Journal article
Contributors: Alejandro Núñez; Marcel A. Agüeros
Source: check_circle
Crossref

Linking Stellar Coronal Activity and Rotation at 500 Myr: A Deep Chandra Observation of M37

2015-08-20 | Journal article
Source: Self-asserted source
Alejandro Núñez
grade
Preferred source (of 2)‎