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Relativistic model and reference frame for next generation astrometry Sergei A. Klioner Lohrmann Observatory, Technische Universität Dresden, Germany Roadmap Workshop 2023, Lund, Sweden, 19 July 2023 Relativistic model The relativistic model (e.g. for Gaia) - provides a rigorous definition of the underlying (relativistic) reference system that gives the definition of the astrometric parameters: po

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/Lund_2023_Klioner.pdf - 2025-12-20

1|04-01-2019 1| Galactic Archaeology to its limits - with Gaia (NIR) Else Starkenburg 2|04-01-2019 Big Bang First Stars Galaxy Evolution Solar System Galactic archaeology Now time Looking at the early Milky Way using stars 3|04-01-2019 Big Bang First Stars Limit Galaxy Evolution Solar System Find and research first generations of stars Study the build-up of the Milky Way galaxy Galactic archaeolog

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/Lund_GaiaNIR_2307.pdf - 2025-12-20

Dias nummer 1 2023 - Erik Høg 1 70 years with astrometry From meridian circles to Gaia and beyond By Erik Høg For the meeting in Lund in July 2023 12023 - Erik Høg 1953-1973 Basis for space astrometry was created thanks to meridian circles in Copenhagen, Brorfelde, Hamburg, and Lund and to the vision of Pierre Lacroute about astrometry from space 1974-2023 Hipparcos and Gaia era building on the as

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/MCtoGaiaLund3_0.pdf - 2025-12-20

Infrared Full Sky Scanning Mission as a Data Processing Challenge - Science and technology roadmap for µas studies of the Milky Way Infrared Full Sky Scanning Mission as a Data Processing Challenge Science and technology roadmap for µas studies of the Milky Way Wolfgang Löffler Astronomisches Rechen-Institut, Zentrum für Astronomie, Universität Heidelberg loeffler@ari.uni-heidelberg.de Lund: 18–20

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/Presentation-WL.pdf - 2025-12-20

RRL_Lund_Gaia_2023_Iorio 1 Explore the population of disc metal-rich RR Lyrae stars with GaiaNIR Giuliano Iorio
 University of Padova Alexey Bobrick, Vasily Belokurov, Joris Vos, Maja Vuckovic, Nicola Giacobbo & Based on: - Bobrick&Iorio+2022, arXiv:2208.04332 
 (https://arxiv.org/abs/2208.04332) - Iorio&Belokurov, 2021, MNRAS, 502, 5686
 (https://academic.oup.com/mnras/article/502/4/5686/6066514)

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/RRL_Lund_Gaia_2023_Iorio.pdf - 2025-12-20

Inspection of exoplanetary system properties near and far Inspection of exoplanetary system properties near and far Max Planck Institute for Solar System Research Göttingen, Germany René Heller PLATO Mission Team Lead Credit: ESA/G. Porter Source: esa.int/ESA_Multimedia/Images/2023/06/Plato_in_ESA_s_LEAF_room Planetary Transits and Oscillations of Stars (PLATO) René Heller Time frame Launch in Dec

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/ReneHeller.pdf - 2025-12-20

Rixon-Lund-Jul-2023 Detector options for GaiaNIR Guy Rixon, reprising an UKSA NSTP study from 2022, at Science and technology roadmap for µas studies of the Milky Way, Lund, 2023 Nicholas Walton, Giorgia Busso, Guy Rixon (IoA Cambridge) Ian Baker (Leonardo UK) Oscar Gonzalez, Chris Miller (UK ATC, Edinburgh) Daisuke Kawata (MSSL) Alis Deason, Azadeh Fattahi, John Helly (University of Durham) Rixon

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/Rixon-Lund-Jul-2023.pdf - 2025-12-20

Gaia_Beyond the Data Engaging the Public with Astrometry Missions through Visualisations and Fascinating Insight_Lund_19072023x Beyond the Data: Engaging the Public with Astrometry Missions through Visualisations and Fascinating Insights Stefan Jordan, Astronomisches Rechen-Institut, Zentrum für Astronomie, Universität Heidelberg Why Outreach for Gaia and Follow-up Missions? • Public Awareness and

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/Stefan%20Jordan_Gaia_Lund_19072023.pdf - 2025-12-20

Characterizing the Gaia Bright Reference Frame - GaiaNIR meeting 1/18 Characterizing the Gaia Bright Reference Frame GaiaNIR meeting Eero Vaher Lund Observatory 19.07.2023 Eero Vaher Lund Observatory Characterizing the Gaia Bright Reference Frame 2/18 Introduction Gaia Bright Reference Frame Combining astrometry from different catalogs can provide precise proper motion estimates, but accuracy migh

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/Vaher.pdf - 2025-12-20

Diapositiva 1 Ignacio Negueruela LUND, July 2023 Massive clusters in the Milky Way Outline  Definition  Astrophysical interest  Westerlund 1: an example of Gaia taken to the limit.  Things we are missing  The Galactic Centre as a laboratory What are we calling a young massive cluster? Definition of “massive” depends on context In the Milky Way, we go for initial mass Mcl ≥ 104 M⊙ (Focus Meeti

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/negueruela_lund_0.pdf - 2025-12-20

tristan_lund_draft Tristan Cantat-Gaudin Science and technology roadmap for μas studies of the Milky Way – Lund – 18-20 July 2023 Star clusters and the Galactic mid-plane Max-Planck-Institut für Astronomie Heidelberg Gaia offers a 5D characterisation of stars: ideal data set to identify clusters as overdensities. Here NGC 2509 (discovered late 18th century) and LP 589 (Liu & Pang 2019 with Gaia DR

https://www.astro.lu.se/sites/astro.lu.se/files/2023-07/tristan_cantat-gaudin_clusters-GaiaNIR.pdf - 2025-12-20

2024-06-25_Mustill Velocity Dispersions; Boltzmann and Jeans equations; and applications Alexander Mustill (alexander.mustill@fysik.lu.se) Senior Research Fellow Lund University ESA/ATG medialab NASA/JPL-Caltech/R. Hurt (SSC/Caltech) mailto:alexander.mustill@fysik.lu.se Stellar populations as a collisionless fluid • Today we shall develop a mathematical framework for treating the motions of stars

https://www.astro.lu.se/sites/astro.lu.se/files/2024-06/2024-06-25_Mustill.pdf - 2025-12-20

ArtOfAstrometryHobbs ART OF ASTROMETRY AND COMPUTATION David Hobbs Lund Observatory 1. Introduction Dynamical astronomy: deals with the determination of the kinematical and dynamical properties of stellar systems (mainly the MW) based on astrometric observations. • Kinematics describes the motion of bodies and systems of bodies without consideration of the forces that cause the motion. It refers t

https://www.astro.lu.se/sites/astro.lu.se/files/2024-06/ArtOfAstrometryHobbs.pdf - 2025-12-20

2024.06.26 - Galactic N-body Simulations - Hands On Session [The Art of Astrometry and Computation @ Lund workshop] Óscar Jiménez Arranz Division of Astrophysics Lund University The Art of Astrometry and computation Galactic N-body simulations Hands On session Credit Image: Angel Uriot Different ways to simulate galaxies ● Integrate orbits on a static Galactic potential ● Test particle simulations

https://www.astro.lu.se/sites/astro.lu.se/files/2024-06/ArtofAstrometryandComputation.pdf - 2025-12-20

GaiaMission_BasicPrinciples 1The Art of Astrometry and Computation - Lund 2024 June 24-28 - Lindegren Revealing the Milky Way with Gaia The Gaia Mission: Basic Principles Lennart Lindegren Lund Observatory 2The Art of Astrometry and Computation - Lund 2024 June 24-28 - Lindegren Image credit: archive.feedblitz.com 1. What is astrometry? The celestial sphere 3The Art of Astrometry and Computation -

https://www.astro.lu.se/sites/astro.lu.se/files/2024-06/GaiaMission_BasicPrinciples_1.pdf - 2025-12-20

The Art of Astrometry and Computation Workshop Presentation The Art of Astrometry and Computation Workshop Presentation Lund Observatory, Lund, Sweden, 24th-28th June 2024 Gabriel Rodríguez Moris Lohrmann Observatorium MWGaiaDN This project is a Horizon Europe Marie Sklodowska-Curie Actions Doctoral Network funded under grant agreement no. 101072454. Ph.D. Work Single gravitational light deflectio

https://www.astro.lu.se/sites/astro.lu.se/files/2024-07/GabrielWorkshopPresentation.pdf - 2025-12-20

The Art of Astrometry and Computation Isabella Henum Lund University My thesis work: Analysis of internal kinematics of globular clusters using Gaia data Effects that can be observed: • Intrinsic rotation • Perspective expansion/contraction • Velocity dispersion • Statistical/Systematic errors Can be difficult to distinguish the effects in real data Aligning real observations with N-body simulatio

https://www.astro.lu.se/sites/astro.lu.se/files/2024-07/Isabella_workshop.pdf - 2025-12-20

VictorPresenation ON THE RAPID GROWTH OF MILKY WAY-MASS DISKS  CGM IN GENETICALLY MODIFIED SIMULATIONS 1 VÍCTOR RUFO PASTOR - GAIA WORKSHOP 2024 PhD Thesis: 1. MW-type galaxies 2. Gas/CGM/Cooling mechanisms 3. Genetically Modified Cosmological Simulations 4. AGORA 0. ABOUT ME Lunds University Oscar Agertz and Santi Roca-Fábrega How I ended in Lund: 0. ABOUT ME Studies Research Assistant Internship

https://www.astro.lu.se/sites/astro.lu.se/files/2024-07/VictorPresenation.pdf - 2025-12-20

12 Akupunktur som komplement i psykiatrisk vård – patienters och sjuksköterskors upplevelser Muntlig presentation Kajsa Landgren, docent, specialistsjuksköterska i psykiatri, Lunds universitet. Klinisk lektor, psykiatriska kliniken i Lund, Region Skåne. Medförfattare: Siiri Hedlund, M.Ed, sjuksköterska, Institutionen för hälsovetenskaper, Lunds universitet Annica Sjöström Strand, docent, Instituti

https://www.barnfamiljhalsa.lu.se/sites/barnfamiljhalsa.lu.se/files/2021-04/Kajsa%20Landgren%20-%20Akupunktur%20som%20komplement%20i%20psykiatrisk%20v%C3%A5rd%20%E2%80%93%20patienters%20och%20sjuksk%C3%B6terskors%20upplevelser.pdf - 2025-12-20

17 Personalens erfarenheter av Brukarstyrd inläggning (BI) för personer med allvarligt självskadebeteende och omfattande heldygnsvård Muntlig presentation Rose-Marie Lindkvist, M. Sc. Lund University, Clinical Psychiatric Research Center, Region Skåne Kajsa Landgren, Ph. D., RN, PMHM Department of Health Sciences, Faculty of Medicine, Lund University; Division of Psychiatry, Region Skåne Sophie I.

https://www.barnfamiljhalsa.lu.se/sites/barnfamiljhalsa.lu.se/files/2021-04/Rose-Marie%20Lindkvist%20-%20Personalens%20erfarenheter%20av%20Brukarstyrd%20inl%C3%A4ggning%20(BI)%20f%C3%B6r%20personer%20med%20allvarligt%20sj%C3%A4lvskadebeteende%20och%20omfattande%20heldygnsv%C3%A5rd.pdf - 2025-12-20