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March 23 - 27, 2026 • Hameetman Auditorium, Caltech

Agenda

Updated Mar 3, 2026. Note: Agenda subject to change prior to the workshop.

Time (PDT) Speaker Title
Day 0: March 23 (Monday)
9:00-16:00 LSST Informatics & Statistics Science Collaboration Meeting (Keith Spalding 410 [4th floor])
16:00--18:30 Registration and Opening Reception (Cahill Lobby and Patio)
Day 1: March 24 (Tuesday)
8:00 Registration (Cahill Lobby)
9:00 Tom Greene (Caltech/IPAC Executive Director) Welcome Address
9:00 Ryan Lau (Caltech/IPAC, SOC co-chair) Logistics
Session: Relativistic Transients (Chair: Ryan Lau)
9:10 Anna Ho (Cornell, Invited) Relativistic Stellar Transients with ULTRASAT
9:35 Rahul Jayaraman (Cornell, Contributed) Joint analysis of ZTF and TESS data: Constraints on early-time shock-cooling emission and late-time flaring
9:50 Nayana A.J. (UC Berkeley, Contributed) Multiwavelength view of the most luminous fast blue optical transient - AT2024wpp
10:05 Leo Singer (NASA GSFC, Contributed) Autonomous Surveys and Community ToOs on the UltraViolet EXplorer (UVEX): Towards a Science Operations Center without Humans in the Loop
10:20 Session Discussion
10:35 BREAK
Session: Rubin, Alerts, and Follow-up (Chair: Azalee Bostroem)
10:50 Eric Bellm (U. Washington, Invited) Time-Domain Science with the Vera C. Rubin Observatory
11:15 Rachel Street (LCO, Contributed) AEON+: Collaboration of Multiwavelength Observatories for Time Domain Science
11:30 Dan Avner (NOIRLab, Contributed) GOATS: An end-to-end time-domain and multi-messenger astronomy platform
11:45 Katarzyna Z Kruszynska (LCO, Contributed) OMEGA - the pathfinder for LSST follow-up
12:00 Session Discussion
12:15 LUNCH
Session: Kilonovae, MMA, Infrastructure (Chair: Sebastian Gomez)
13:45 Jillian Rastinejad (U. Maryland, Invited) Catching Kilonovae and Other Fast Transients in the Era of Rubin and Roman
14:10 Shreya Anand (Stanford, Contributed) The first Rubin Target-of-Opportunity search for a neutron star merger candidate counterpart
14:25 Natalya Johnson (Drexel, Contributed) Low-latency Forecasts of Kilonova Light Curves for Rubin and ZTF
14:40 Griffin Hosseinzadeh (UCSD, Contributed) The Multimessenger Treasure TROVE: A Tool for Rapid Object Vetting and Examination
14:55 Session Discussion
15:10 Poster Flash
15:20 BREAK
Session: Radio and Optical Rapid Response (Chair: Wynn Jacobson-Galán)
15:35 Vikram Ravi (Caltech, Invited) DSA
16:00 Gemma Elizabeth Anderson (CSIRO, Contributed) TRACE-T: Automating rapid radio follow-up of transients
16:15 Catheirne Kelley (U. Amsterdam, Contributed) AARTFAAC 2.0: Filling the Gaps in Low Frequency Radio Phase Space
16:30 Hank Corbett (UNC Chapel Hill, Contributed) The Northern sky every second: Survey design and science plans for the Argus Array
16:45 Session Discussion
17:00 End-of-Day Announcements
Day 2: March 25 (Wednesday)
Session: Roman TDA I (Chair: Ryan Lau)
9:00 Jacob Jencson and Ben Rusholme (Caltech/IPAC, Invited) Enabling Time-Domain Science for Roman with RAPID
9:40 Ori Fox (STScI) and Lin Yan (Caltech, Invited) Roman hIgh-redshift transient SciencE (RISE): Enabling a Non-Cosmology Time-Domain Program
10:00 Gisella de Rosa (STScI, Invited) Roman Research Nexus
10:20 Session Discussion
10:35 BREAK
Session: Roman TDA II (Chair: Anais Möller)
10:50 Rebekah Hounsell (NASA GSFC, Invited) The Future of SN Ia Cosmology with the Nancy Grace Roman Space Telescope
11:15 Kaili Cao (Ohio State, Contributed) Hot-wiring the Roman Sky: Resolving the Undersampling Crisis with Fast IMCOM for Real-Time Discovery
11:30 Jillian Marie Paulin (UPenn, Contributed) Hourglass 2: Updated Simulations for the Roman Space Telescope's High-Latitude Time Domain Survey
11:45 Neven Caplar (U. Washington, Contributed) Scaling RAPID: HATS-Format Products and LSDB Workflows for the Dynamic Sky
12:00 Session Discussion
12:15 Poster Flash
12:25 LUNCH
Session: MMA, coordination, prioritization (Chair: Matthew Graham)
13:35 Judith Racusin (NASA GSFC, Invited) General Coordinates Network (GCN): NASA’s Next Generation Time-Domain and Multimessenger Astronomy Alert System
14:00 Vidushi Sharma (NASA GSFC/UMBC, Contributed) General Coordinates Network (GCN) Circulars: Large Language Model Driven Analysis
14:15 Samuel Wyatt (NASA GSFC, Contributed) ACROSS: Enabling Time Domain and Multi-Messenger Astrophysics with NASA Missions
14:30 Gautham Narayan (UIUC, Contributed) SCIMMA: Adding Value to Astrophysical Surveys with AI as a Service
14:45 Session Discussion
15:00 BREAK
Session: Broker Showcase (Chair: Mansi Kasliwal)
15:10 Jakob Nordin (Humboldt-U. Berlin, Invited) AMPEL
15:25 Anais Möller (Swinburne U., Invited) Fink
15:40 Chris Hernandez (U. Pittsburgh, Invited) Pitt-Google
15:55 Monika Soraisam (NOIRLab/Gemini, Invited) ANTARES
16:10 Matthew Graham (Caltech, Invited) Boom/Babamul
16:25 Guillermo Cabrera-Vives (University of Concepción, Invited) ALeRCE
16:40 Alert Broker Panel
17:00 End-of-Day Announcements
18:00 Workshop Dinner, El Portal Restaurant (695 E. Green St.)
Day 3: March 26 (Thursday)
Session: ML, Anomalies (Chair: Ashish Mahabal)
9:00 Konstantin Malanchev (Carnegie-Mellon, Invited) Machine learning and scalable analysis of light curves
9:25 Clecio Bom (CBPF/Brasil, Contributed) Chasing Cosmic Rarities: Intelligent Agents and SBI Physical Modeling for rapid Time-Domain analysis
9:40 Siddharth Nitin Chaini (U. Delaware, Contributed) Transient hunting in large-sky surveys: using neural processes to tackle sparse, multi-wavelength light curves
9:55 Pablo Garcia-Martin (ESILV, Contributed) Disentangling the Dynamic Sky: A Modular AI Framework for Distinguishing Extrasolar Transients from Solar System Science and Satellites
10:10 Session Discussion
10:25 Poster Flash
10:35 BREAK
Session: Transients and their Host Galaxies (Chair: Matthew Graham)
10:50 Charlotte Ward (Penn State, Invited) Better Together: A multi-survey modeling framework to generate light curves and characterize host galaxies across Rubin, Euclid, Roman and LS4
11:15 Noah Franz (U. Arizona, Contributed) The Open mulTiwavelength Transient Event Repository (OTTER)
11:30 Anya Elizabeth Nugent (Harvard, Contributed) Exploring Transient Host Galaxies in the Big Data Era with FrankenBlast
11:45 Session Discussion
12:00 Poster Flash
12:10 LUNCH + Photo!
Session: Stellar Transients and Variables (Chair: Ilaria Caiazzo)
13:40 Jan van Roestel (ISTA/Austria, U. Amsterdam, Invited) Stellar Alerts: lessons from ZTF
14:05 Andrea Antoni (Flatiron Inst., Invited) Hydrogen-rich gap transients in optical and infrared time-domain surveys
14:30 Priscila Jael Pessi (NCBJ/Poland, Contributed) ELEPHANT Tracks: Identifying Hostless Transients in Real Time
14:45 Nabeel Rehemtulla (Northwestern, Contributed) Automating real-time workflows for transient discovery and rapid response follow-up
15:00 Session Discussion
15:15 BREAK
Session: Hack Session I (Chair: Wynn Jacobson-Galán, Matthew Graham, Ashish Mahabal)
15:30 Hotwiring Hack Session
17:00 End-of-Day Announcements
Day 4: March 27 (Friday)
Session: Supernovae (Chair: Azalee Bostroem)
9:00 Dave Sand (U. Arizona, Invited) The core collapse supernova landscape: infrastructure and science opportunities
9:25 Genevieve Schroeder (Cornell, Contributed) Where Are All of the Off-Axis GRBs? A Late-Time Radio Campaign of Ic Broad Line Supernovae
9:40 Bhagya Madimugar Subrayan (U. Arizona, Contributed) An Extensible TOM for the Time-Domain Era: SAGUARO as a Scalable Discovery Platform
9:55 Xander James Hall (Carnegie Mellon, Contributed) Utilizing DESI as a Transient Discovery Machine
10:10 Session Discussion
10:25 BREAK
Session: Infrastructure: Coordination and Follow-up (Chair: Wynn Jacobson-Galán)
10:40 Andy Howell (LCO/UCSB, Contributed) The Time Domain Ecosystem
10:55 Curtis McCully (LCO, Contributed) HEROIC: A Realtime Observatory Coordination System
11:10 Joysankar Majumdar (U. Warsaw, Contributed) BHTOM: Standardized, automated time-domain follow-up from a global volunteer telescope network
11:25 Felipe Nunes (U. Minnesota, Contributed) Toward a Kilonova Foundation Model in the Rubin Era: Low-Latency Multimodal Classification and Parameter Estimation
11:40 David Trilling (Northern Arizona, Contributed) Update on SNAPS, the Solar System Notification Alert Processing System -- A ZTF and LSST broker
11:55 Session Discussion
12:10 LUNCH
Session: Hack Session II (Chair: Wynn Jacobson-Galán, Matthew Graham, Ashish Mahabal)
13:40 Hotwiring Hack Session
15:10 Closing Remarks