Spring 2024

3:00 pm, Monday, April 15, 2024 on Zoom and Price Place

Lead:  Annika

• Size-Mass Relations for Simulated Low-Mass Galaxies: Mock Imaging versus Intrinsic Properties  

• xGASS: The scatter of the HI-halo mass relation of central galaxies  

• Sledgehamr: Simulating Scalar Fields with Adaptive Mesh Refinement  

• Dianoga SIDM: galaxy cluster self-interacting dark matter simulations  

• Inferring dark matter subhalo properties from simulated subhalo-stream encounters 

• A New Tidal Stream Discovered in Gaia DR3  

• MusE GAs FLOw and Wind (MEGAFLOW) XI. Scaling relations between outflows and host galaxy properties  

• An overlooked source of uncertainty in the mass of the Milky Way 

3:00 pm, Monday, April 22, 2024 on Zoom and Price Place

Lead:  Carton

1. Uncovering the first-infall history of the LMC through its dynamical impact in the Milky Way halo

2. Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry

3. The evolutionary pathways of disk galaxies with different sizes

4. The Rise of the R-Process in the Gaia-Sausage/Enceladus Dwarf Galaxy'

5. Characterising Tidal Features Around Galaxies in Cosmological Simulations

6. The Low-Mass Stellar Initial Mass Function in Nearby Ultra-Faint Dwarf Galaxies

7. Exploring the nature of dark matter with the extreme galaxy AGC 114905

3:00 pm, Monday, April 29, 2024 on Zoom and Price Place

Lead:  Charlie

1. Confronting the Diversity Problem: The Limits of Galaxy Rotation Curves as a tool to Understand Dark Matter Profiles 

2. Offset of M54 from the Sagittarius Dwarf Spheroidal Galaxy

3. Satellite group infall into the Milky Way: exploring the Crater-Leo case with new HST proper motions

4. Galaxies' properties in the Fundamental Plane across time

5. Spatial segregation of massive clusters in a simulation of colliding dwarf galaxies

6. Are early-type galaxies quenched by present-day environment? A study of dwarfs in the Fornax Cluster

7. What drives the corpulence of galaxies? I. The formation of central compact dwarf galaxies in TNG50

8. Wandering intermediate-mass black holes in Milky Way-sized galaxies in cosmological simulations: myth or reality?

9. The SAGA Survey. V. Modeling Satellite Systems around Milky Way-mass Galaxies with Updated UniverseMachine

10. The SAGA Survey. III. A Census of 101 Satellite Systems around Milky Way-mass Galaxies

11. Kinematic morphology of low-mass galaxies in IllustrisTNG

12. Strong-lensing and kinematic analysis of CASSOWARY 31: can strong lensing constrain the masses of multi-plane lenses?

13. Asymmetric self-interacting dark matter with canonical seesaw

3:00 pm, Monday, May 6, 2024 on Zoom and Price Place

Lead:  Joy

1. Capture of field stars by dark substructures 

2. Exploring the evolution of a dwarf spheroidal galaxy with SPH simulations: I. Stellar feedback 

3. JWST Lensed quasar dark matter survey II: Strongest gravitational lensing limit on the dark matter free streaming length to date R 

4. Identifying Halos in Cosmological Simulations with Continuous Wavelet Analysis: The 2D Case 

5. The galaxy-galaxy strong lensing cross section and the internal distribution of matter in ΛCDM substructure 

6. Low surface brightness galaxies from BASS+MzLS with Machine Learning 

3:00 pm, Monday, May 13, 2024 on Zoom and Price Place

Lead:  Nicole/Fish

***We will be on hiatus after May 13 for the summer***

3:00 pm, Monday, January 8, 2024 on Zoom and Price Place

Lead:  Annika

Social media:

• The structure of the stellar halo of the Andromeda galaxy explored with the NB515 for Subaru/HSC. I.: New insights on the stellar halo up to 120 kpc  

• All Puffed Up: Tidal Heating as an Ultra Diffuse Galaxy Formation Pathway  

• Spectacular nucleosynthesis from early massive stars  

• The ALMA View of Positive Black Hole Feedback in the Dwarf Galaxy Henize 2-10  

• Lyα emission as a sensitive probe of feedback-regulated LyC escape from dwarf galaxies  

• A NEW TIMESTEP CRITERION FOR N-BODY SIMULATIONS  

No meeting January 15, 2024--Martin Luther King, Jr. Day

3:00 pm, Monday, January 22, 2024 on Zoom and Price Place

Lead:  Carton

Social media:

1. Forecasts for Galaxy Formation and Dark Matter Constraints from Dwarf Galaxy Surveys

2. A younger Universe implied by satellite pair correlations from SDSS observations of massive galaxy groups

3. New insights on the dynamics of satellite galaxies: effects of the figure rotation of a host galaxy

4. The density of the Milky Way's corona at z≈1.6 through ram pressure stripping of the Draco dSph galaxy

5. Overview and public data release of the Auriga Project: cosmological simulations of dwarf and Milky Way-mass galaxies

6. Simulated host galaxy analogs of high-z quasars observed with JWST

7. A co-rotating gas and satellite structure around the interacting galaxy pair NGC 4490/85

8. Tracing the History of Obscured Star Formation with Cosmological Galaxy Evolution Simulations

9. Multiple timestep reversible N-body integrators

10. Environmental effects on satellite galaxies from the perspective of cold gas

11. Do Ultra Diffuse Galaxies with Rich Globular Clusters Systems have Overly Massive Halos?

12. Constraints on Dark Matter Self-Interactions from weak lensing of galaxies from the Dark Energy Survey around clusters from the Atacama Cosmology Telescope Survey

13. Detecting Dark Matter Substructures on Small Scales with Fast Radio Bursts

14. Bursting with Feedback: The Relationship between Feedback Model and Bursty Star Formation Histories in Dwarf Galaxies

15. New dark matter analysis of Milky Way dwarf satellite galaxies with MADHATv2

16. Self-interacting dark matter interpretation of Crater II

17. JWST lensed quasar dark matter survey I: Description and First Results

3:00 pm, Monday, January 29, 2024 on Zoom and Price Place

Lead:  Fish/Nicole

Social media:

1. Compact Groups of Dwarf Galaxies in TNG50: Late Hierarchical Assembly and Delayed Stellar Build-up in the Low-Mass Regime 

2. A co-rotating gas and satellite structure around the interacting galaxy pair NGC 4490/85

3. Do Ultra Diffuse Galaxies with Rich Globular Clusters Systems have Overly Massive Halos?  

4. Gamma rays from dark matter spikes in EAGLE simulations

5. Recent Observations of the Rotation of Distant Galaxies and the Implication for Dark Matter  

6. Strategies for optimal sky subtraction in the low surface brightness regime 

7. Metallicity distributions of halo stars: do they trace the Galactic accretion history? 

8. Inflow and outflow properties, not total gas fractions, drive the evolution of the mass-metallicity relation 

3:00 pm, Monday, February 5, 2024 on Zoom and Price Place

Lead:  Joy

1. Convergence Tests of Self-Interacting Dark Matter Simulations 

2. The role of AGN feedback on the evolution of dwarf galaxies from cosmological simulations: SMBHs suppress star formation in low-mass galaxies 

3. The phase-space distribution of the M 81 satellite system 

4. Search for heavy dark matter from dwarf spheroidal galaxies: leveraging cascades and subhalo models 

5. The High Mass X-ray Binary Luminosity Functions of Dwarf Galaxies 

6. The Faint Satellite System of NGC 253: Insights into Low-Density Environments and No Satellite Plane

7. The Mass of the Large Magellanic Cloud from the Three-Dimensional Kinematics of its Globular Clusters 

8. Self-interacting dark matter solves the final parsec problem of supermassive black hole mergers 

9. Can we constrain warm dark matter masses with individual galaxies? 

3:00 pm, Monday, February 12, 2024 on Zoom and Price Place

Lead:  Charlie

1. Stellar streams from black hole-rich star clusters

2. The AGORA High-resolution Galaxy Simulations Comparison Project IV: Halo and Galaxy Mass Assembly in a Cosmological Zoom-in Simulation at z≤2

3. Horizontal branch structure, age, and chemical composition for very metal-poor extragalactic globular clusters

4. The roles of environment and interactions on the evolution of red and blue galaxies in the EAGLE simulation

5. The AGORA High-resolution Galaxy Simulations Comparison Project. V: Satellite Galaxy Populations In A Cosmological Zoom-in Simulation of A Milky Way-mass Halo

6. The AGORA High-resolution Galaxy Simulations Comparison Project. VI. Similarities and Differences in the Circumgalactic Medium

7. Interacting galaxies in the IllustrisTNG simulations -- VII: The connection between the most luminous active galactic nuclei and galaxy interactions

8. Collisionless relaxation from near equilibrium configurations: Linear theory and application to tidal stripping

9. The origin of kinematically-persistent planes of satellite galaxies as driven by the early evolution of the local Cosmic Web in ΛCDM

10. The Disruption of Dark Matter Minihalos by Successive Stellar Encounters

11. Stellar feedback impact on the ionized gas kinematics in the dwarf galaxy Sextans B

12. La Silla-QUEST RR Lyrae Star Survey II: The Crater II Tidal Streams

Social media:

3:00 pm, Monday, February 19, 2024 on Zoom and Price Place

Lead:  Bowen/Chloe

1. Merge and Strip–Dwarf Galaxies in Clusters Can Be Formed by Galaxy Mergers

2. Constraining Dark Matter-Proton Scattering from Molecular Cloud Ionization

3. A multi-resolution method for modelling galaxy and massive black hole mergers

4. How the Galaxy–Halo Connection Depends on Large-Scale Environment

5. Identifying the hosts of binary black hole and neutron star-black hole mergers with next-generation gravitational-wave detectors

Social media:

3:00 pm, Monday, February 26, 2024 on Zoom and Price Place

Lead:  Annika

Social media:

1. Primordial Black Holes as a dark matter candidate -- a brief overview 

2. Fast Outflows and Luminous He II Emission in Dwarf Galaxies with AGN 

3. Dark no more: The low luminosity stellar counterpart of a dark cloud in the Virgo cluster 

4. Taking the pulse of the outer Milky Way with HOWVAST: an RR Lyrae density profile out to >200 kpc 

5. Probing the dark matter haloes of external galaxies with stellar streams 

6. Numerical Challenges in Modeling Gravothermal Collapse in Self-Interacting Dark Matter Halos 

7. Baryonic properties of nearby galaxies across the stellar-to-total dynamical mass relation 

3:00 pm, Monday, March 4, 2024 on Zoom and Price Place

Lead:  Carton

Special guest: Sophia Gad-Nasr (UCI)

1. CDM and SIDM Interpretations of the Strong Gravitational Lensing Object JWST-ER1

2. Numerical challenges for energy conservation in N-body simulations of collapsing self-interacting dark matter haloes

3. Particle selection from an equilibrium DF

4. An attractive model: simulating fuzzy dark matter with attractive self-interactions

5. The accretion of a solar mass per day by a 17-billion solar mass black hole

6. The Interstellar Medium in Dwarf Irregular Galaxies

7. Do galaxy mergers prefer under-dense environments?

8. Interacting galaxies in the IllustrisTNG simulations -- VI: Reconstructed orbits, close encounters and mergers

9. The outskirts of M33: Tidally induced distortions versus signatures of gas accretion

10. Spatial Variations of Stellar Elemental Abundances in FIRE Simulations of Milky Way-Mass Galaxies: Patterns Today Mostly Reflect Those at Formation

11. Dark no more: The low luminosity stellar counterpart of a dark cloud in the Virgo cluster

12. Primordial Black Holes as a dark matter candidate -- a brief overview

13. Discovery of Globular Cluster Candidates in the Dwarf Irregular Galaxy IC 2574 Using HST/ACS Imaging

14. Constraining neutrino-DM interactions with Milky Way dwarf spheroidals and supernova neutrinos