Rubin LSST-France, IJCLab Orsay, 11-13/06/2025

11 juin 2025, 12:00 → 13 juin 2025, 16:30 Europe/Paris

IJCLab

The next biannual meeting of the Rubin-LSST France community will be held 11-13 June 2025, at IJCLab in Orsay.

Details

• Meeting will begin at 2pm on Wednesday 11 June.
• Meeting ends around 3:30pm on Friday 13 June.
• The persons of contact for the meeting will be TBD.

Social events

• Social dinner on Thursday at Restaurant Le Gramophone- 27 Bd Dubreuil, 91400 Orsay, France

Information about talks

• Language: Acknowledging that some participants may not understand/speak French, using English is strongly encouraged.
• Speakers: please upload your slides on this website prior to your talk.

Remote attendance

• It will be possible to follow the meeting over Zoom, at least for the plenary sessions. 
• Zoom link for plenary sessions TBD

Code of conduct

French and English versions.

Venue information

IJCLab: 
Plenaries will be in Auditorium Joliot-Curie, 100 A, 91400 Orsay, France
An interactive map of the area with the lunch, dinner, Auditorium and the Metro is available here. 

 

The agendas of the most recent editions of this meeting can be found online:

• November 2024 
• June 2024
• December 2023
• June 2023
• November 2022
• May 2022
• November 2021
• May 2021
• November 2020
• February 2020

mer. 11 juin

14:00 → 16:00 General Updates: Welcome

14:00 Welcome

Orateur: Benjamin Racine (CPPM/IN2P3/CNRS)

14:05 News from Rubin and DESC + communication

Orateur: Dr Johan Bregeon (IN2P3 LSPC)

14:35 EDIM (TBD)

14:55 Computing

Orateur: Fabio Hernandez (CC-IN2P3)

15:15 Commissioning + nouvelles du sommet

Orateur: Pierre Antilogus (LPNHE)

15:45 Lightning talks

16:00 → 16:30 Coffee break

16:30 → 17:10 Invited talk: SVOM

16:30 SVOM first results

Orateur: Bertrand Cordier (CEA)

17:10 → 17:50 Science collaborations updates

17:10 The Rubin Galaxies Science Collaboration

Orateur: Simona Mei

17:30 Report on Fifth SCOC-Science Collaborations Workshop

Orateur: Dr Sylvie Dagoret (IJCLab)

jeu. 12 juin

09:30 → 10:50 Fink and more

09:30 Fink status

Orateurs: Dr Emille Ishida (CNRS/LPC-Clermont), Dr Julien Peloton (CNRS-IJCLab)

09:50 The first real real-time active learning loop for SN classification by Fink

Orateurs: Dr Emille Ishida (CNRS/LPC-Clermont), Dr Julien Peloton (CNRS-IJCLab)

10:10 A new era for the blazar multi-wavelength studies with Rubin and CTAO

Orateur: Julian HAMO (IJCLab)

10:30 Photons as tracers of the curvature of space-time and the mass distribution in the Universe

Orateur: M. Laurent MAGRI-STELLA (LAPP)

10:50 → 11:20 Coffee break

11:20 → 12:45 Science talks: Transients

11:20 Constraining 𝑓𝜎8 Using Type Ia Supernovae from the Zwicky Transient Facility

Orateur: Rafael Kebadian (CPPM)

11:40 Transient detection pipeline verification with synthetic source injection for LSST commissioning

Orateur: Bruno Sanchez (CPPM - CNRS)

12:00 Characterisation of trans-Neptunian binaries candidates from LSST

Orateur: Ziyu Liu (LTE/Paris Observatory)

12:20 Estimation of the detection of LPCs with the LSST survey.

Orateur: Daniel Hestroffer (IMCCE/Paris observatory, CNRS, univ. PSL)

12:45 → 14:30 Lunch Break

14:30 → 16:00 Free parallel Session

14:30 → 16:00 Parallel session: Commissioning (⚠️ embargo ⚠️)

14:30 LSSTComCam comissioning in ECDFS

Orateur: Dr Sylvie Dagoret (IJCLab)

14:50 Ghosts on LSSTComCam

Orateur: M. Dimitri Buffat (LPSC)

15:10 Clusters in comcam

Orateur: Céline Combet (LPSC)

15:30 CBP, filters etc.

Orateur: Nathan Amouroux

16:00 → 16:30 Coffee break

16:30 → 18:15 Science talks: clusters and weak lensing

16:30 Analysis of the weak lensing mass-richness relation of redMaPPer clusters in the LSST DESC DC2 simulations

Orateur: Constantin Payerne (CEA/DPhP/Irfu)

16:50 DESC Cluster Pipeline Updates: Full Chain Analysis

Orateur: eduardo barroso (LAPP)

17:10 YOLO-CL : Deep Machine Learning for Galaxy Cluster detection with LSST

Orateur: Vinh Phat Tran (APC/UPCité)

17:30 Probabilistic characterization of blending: application to cluster lensing cosmology

Orateur: Manon Ramel (LPSC / IN2P3)

17:50 Cosmic shear simulations for the analysis of LSST data using HOS

Orateur: Juan Mena Fernandez (LPSC)

19:00 → 22:00 Collaboration Diner

Diner at Le Gramophone

ven. 13 juin

09:30 → 10:00 Recent news from the Observatory

09:30 Recent news from the Observatory

Orateur: Sandrine Thomas (LSST)

10:00 → 11:00 Science talks:

10:00 Cosmology from the Rubin Void Size Function

Orateur: Pierre Boccard (CPPM)

10:20 RAIL-SHIRE, the template-fitting photo-z code that does not use SED templates

Orateur: joseph chevalier (IJCLab - A2C)

10:40 AGAMA simulation of dark matter impact on stellar stream in prevision of LSST Observations

Orateur: Matthieu Pelissier (LPSC/UGA)

11:00 → 11:30 Coffee break

11:30 → 12:50 Calibration talks

11:30 StarDICE observations of artificial stars

Orateur: Sébastien Bongard (LPNHE)

11:50 PWV studies with Auxtel

Orateur: Jérémy Neveu (LPNHE)

12:10 Traveling Collimated Beam Projector - Latest campaign results

Orateur: Enya VAN DEN ABEELE

12:30 Collimated Beam Projector - Updates

Orateur: Nathan Amouroux

12:50 → 14:00 Lunch Break