Jason Sanders

Jason Sanders cv github
jason.sanders@ucl.ac.uk

cv

Here is my work to date. Below there is a list of refereed publications, talks I have given, unrefereed conference proceedings, and the undergraduate teaching I have undertaken.

papers

  1. From particles to orbits: precise dark matter density profiles using dynamical information, Muni, Pontzen Sanders et al., MNRAS submitted, 2023
  2. The period-luminosity relation for Mira variables in the Milky Way using Gaia DR3: a further distance anchor for H0, Sanders, MNRAS, 2023
  3. JASMINE: Near-Infrared Astrometry and Time Series Photometry Science, Kawata et al., PASJ submitted, 2023
  4. Hunting for C-rich long-period variable stars in the Milky Way's bar-bulge using unsupervised classification of Gaia BP/RP spectra, Sanders & Matsunaga, MNRAS, 2023
  5. A kinematic calibration of the O-rich Mira variable period-age relation from Gaia, Zhang & Sanders, MNRAS, 2023
  6. Simulated Bars May Be Shorter but Are Not Slower Than Those Observed: TNG50 versus MaNGA, Frankel et al., ApJ, 2022
  7. Information content of BP/RP spectra in Gaia DR3, Witten, Aguado, Sanders et al., MNRAS, 2022
  8. A machine learning approach to photometric metallicities of giant stars, Fallows & Sanders, MNRAS, 2022
  9. The extinction law in the inner 3 × 3 deg2 of the Milky Way and the red clump absolute magnitude in the inner bar-bulge, Sanders et al., MNRAS, 2022
  10. Mira variables in the Milky Way’s nuclear stellar disc: discovery and classification, Sanders et al., MNRAS, 2022
  11. Self-consistent modelling of the Milky Way’s nuclear stellar disc, Sormani, Sanders et al., MNRAS, 2022
  12. Variable star classification across the Galactic bulge and disc with the VISTA Variables in the Vía Láctea survey, Molnar, Sanders et al., MNRAS, 2022
  13. Evidence for sub-Chandrasekhar Type Ia supernovae from the last major merger, Sanders et al., MNRAS, 2021
  14. VVV-WIT-08: the giant star that blinked, Smith, Koposov, Smith, Sanders et al., MNRAS, 2021
  15. Models of distorted and evolving dark matter haloes, Sanders et al., MNRAS, 2020
  16. Near-Gaussian distributions for modelling discrete stellar velocity data with heteroskedastic uncertainties, Sanders & Evans, MNRAS, 2020
  17. Fluctuations in galactic bar parameters due to bar-spiral interaction, Hilmi et al., MNRAS, 2020
  18. Keeping it Cool: Much Orbit Migration, yet Little Heating, in the Galactic Disk, Frankel, Sanders, Ting & Rix, ApJ, 2020
  19. The Biggest Splash, Belokurov, Sanders et al., MNRAS, 2020
  20. Models of Bars II: Exponential Profiles, McGough, Evans & Sanders, MNRAS, 2020
  21. The total stellar halo mass of the Milky Way, Deason, Belokurov & Sanders, MNRAS, 2019
  22. The pattern speed of the Milky Way bar from transverse velocities, Sanders, Smith & Evans, MNRAS, 2019
  23. The Inside-out Growth of the Galactic Disk, Frankel, Sanders, Rix, Ting & Ness, ApJ, 2019
  24. The hidden giant: discovery of an enormous Galactic dwarf satellite in Gaia DR2, Torrealba et al. 2019
  25. Transverse kinematics of the Galactic bar-bulge from VVV and Gaia, Sanders, Smith, Evans & Lucas, MNRAS, 2019
  26. Lessons from the curious case of the `fastest' star in Gaia DR2 , Boubert, Strader, Aguado, Seabroke, Koposov, Sanders, Swihart, Chomiuk & Evans, MNRAS, 2019
  27. A spectroscopic mass, distance and age estimator for red giant stars, Das & Sanders, MNRAS, 2019
  28. Isochrone ages for ~3 million stars with Gaia DR2, Sanders & Das, MNRAS, 2018
  29. Tidal disruption of dwarf spheroidal galaxies: the strange case of Crater II, Sanders, Evans & Dehnen, MNRAS, 2018
  30. The Sausage Globular Clusters, Myeong, Evans, Belokurov, Sanders & Koposov, ApJL, 2018
  31. Discovery of new retrograde substructures: the shards of ω Centauri?, Myeong, Evans, Belokurov, Sanders & Koposov, MNRAS, 2018
  32. A two-parameter family of double-power-law biorthonormal potential-density expansions, Lilley, Sanders & Evans, MNRAS 2018
  33. Galaxy halo expansions: a new biorthogonal family of potential-density pairs, Lilley, Sanders, Evans & Erkal, MNRAS 2018
  34. The Super-NFW model: an analytic dynamical model for cold dark matter haloes and elliptical galaxies, Lilley, Evans & Sanders, MNRAS, 2018
  35. The Milky Way Halo in Action Space, Myeong, Evans, Belokurov, Sanders & Koposov, ApJL, 2018
  36. The shapes and alignments of the satellites of the Milky Way and Andromeda, Sanders & Evans, MNRAS, 2017
  37. Climbing the cosmic ladder with stellar twins in RAVE with Gaia, Jofre, et al., MNRAS, 2017
  38. A halo substructure in Gaia Data Release 1, Myeong, Evans, Belokurov, Koposov & Sanders, MNRAS, 2017
  39. The Gaia-ESO Survey: dynamical models of flattened, rotating globular clusters, Jeffreson, Sanders & Gaia-ESO collaboration, MNRAS, 2017
  40. The RAVE-on catalog of stellar atmospheric parameters and chemical abundances for chemo-dynamic studies in the Gaia era, Casey et al., ApJ, 2017
  41. Reflection symmetries of isolated self-consistent stellar systems, An, Evans & Sanders, MNRAS, 2017
  42. Mass estimators for flattened dispersion-supported galaxies, Sanders & Evans, ApJ Letters, 2016
  43. Indirect dark matter detection for flattened dwarf galaxies, Sanders, Evans, Geringer-Sameth & Dehnen, Phys. Rev. D, 2016
  44. The number and size of subhalo-induced gaps in stellar streams, Erkal, Belokurov, Bovy & Sanders, MNRAS, 2016
  45. Linear perturbation theory for tidal streams and the small-scale CDM power spectrum, Bovy, Erkal & Sanders, MNRAS, 2016
  46. Simple J-Factors and D-Factors for indirect dark matter detection, Evans, Sanders & Geringer-Sameth, Phys. Rev. D, 2016
  47. Stray, swing and scatter: angular momentum evolution of orbits and streams in aspherical potentials, Erkal, Sanders & Belokurov, MNRAS, 2016
  48. Shepherding tidal debris with the Galactic bar: The Ophiuchus stream, Hattori, Erkal & Sanders, MNRAS, 2016
  49. A review of action estimation methods for galactic dynamics, Sanders & Binney, MNRAS, 2016
  50. Dynamics of stream-subhalo interactions, Sanders, Bovy & Erkal, MNRAS, 2016
  51. On the alignment of the stress tensor in galaxies, Evans, Sanders, Williams, An, Lynden-Bell & Dehnen, MNRAS, 2015
  52. Self-consistent triaxial models, Sanders and Evans, MNRAS, 2015
  53. Extended distribution functions for our Galaxy, Sanders and Binney, MNRAS, 2015
  54. A fast algorithm for estimating actions in triaxial potentials, Sanders and Binney, MNRAS, 2015
  55. Probabilistic model for constraining the Galactic potential using tidal streams , Sanders, MNRAS, 2014
  56. Actions, angles and frequencies for numerically integrated orbits, Sanders and Binney, MNRAS, 2014
  57. Stream-orbit misalignment II: a new algorithm to constrain the Galactic potential, Sanders and Binney, MNRAS, 2013
  58. Stream-orbit misalignment I: the dangers of orbit-fitting, Sanders and Binney, MNRAS, 2013
  59. Determining the velocity dispersion of the thick disc, Sanders, MNRAS, 2012
  60. Angle-action estimation in a general axisymmetric potential, Sanders, MNRAS, 2012

talks

  • The epoch of bar formation in the Milky Way: Galactic archaeology with Mira variables, VVV-X workshop, October 2023, Vatican Observatory
  • Stellar populations of the inner Galaxy: structure, kinematics, age and chemistry, Revealed by Gaia, September 2023, Cambridge
  • The epoch of bar formation in the Milky Way, Galactic Bars, July 2023, Granada
  • Disentangling the history of our Galaxy in the era of Gaia, Departmental Seminar, Queen Mary's University London, March 2023, UK/i>
  • The structure of the bar of the Milky Way from near infra-red observations and stellar kinematics, Mapping the Milky Way Lorentz Center workshop, February 2023, Leiden/i>
  • The epoch of bar formation, Puzzles of the Galactic Centre workshop, September 2022, Heidelberg/i>
  • Evidence for sub-Chandrasekhar Type Ia supernovae from the last major merger, HRMOS science workshop, October 2021
  • Our place in the Universe: using billion+ stellar datasets to reveal the formation of the Milky Way, Royal Society Meeting of Minds, September 2021, London
  • How fast is the Milky Way bar rotating?, Galaxies Coffee discussion session, July 2020, MPIA, Heidelberg
  • Uncovering the history of the Milky Way with Gaia, Royal Society Specialist Discussion, February 2020, UK
  • Our Multi-Dimensional Time-evolving Galaxy, Departmental Seminar, October 2019, University of Durham, UK
  • Our Multi-Dimensional Time-evolving Galaxy, Departmental Seminar, July 2019, Mullard Space Science Laboratory, UK
  • Transverse Bar/Bulge Kinematics with Gaia and VVV, International Astronomical Symposium 353, July 2019, Shanghai, China
  • Our Multi-Dimensional Time-evolving Galaxy, Departmental Seminar, May 2019, University of Central Lancashire, UK
  • Kinematics of the Galactic bulge with VVV and Gaia DR2, The life and times of the Milky Way, November 2018, Shanghai, China
  • Halo discussion (invited), The life and times of the Milky Way, November 2018, Shanghai, China
  • Tidal disruption of dwarf galaxies, Stellar Haloes across the Cosmos, July 2018, Heidelberg, Germany
  • Chronologically dissecting the Galaxy, Week of WEAVE, December 2017, Barcelona, Spain
  • Dark-matter haloes of the Local Group, Departmental Seminar November 2017, Queen’s University, Belfast, UK
  • Heating history of the solar neighbourhood with Gaia DR1, The science of Gaia and future challenges August 2017, Lund, Sweden
  • Chemo-dynamical Milky Way models in the era of Gaia, National Astronomy Meeting July 2017, Hull, UK
  • Dynamical modelling of globular clusters and tidal streams, Departmental Seminar June 2017, University of Leicester, UK
  • The dark-matter halo mass spectrum of the Milky Way, Departmental Seminar May 2017, University of Cardiff, UK
  • The dark-matter halo mass spectrum of the Milky Way, Departmental Seminar May 2017, University of Nottingham, UK
  • Dwarf spheroidal scatter, Coffee talk April 2017, University of Edinburgh
  • Revealing the dark-matter halo mass spectrum of the Milky Way, Departmental seminar November 2016, University of Bristol, UK
  • Revealing the dark-matter halo mass spectrum of the Milky Way, Departmental seminar, October 2016, Lund University, Sweden
  • Extended DFs for the Galactic Disc(s), Oxford mini-symposium, June 2016, University of Oxford, UK
  • Dark matter annihilation in Milky Way dwarf spheroidals, Wednesday lunchtime talks, March 2016, University of Cambridge, UK
  • Chemo-dynamical modelling of large spectroscopic surveys (APOGEE & Gaia-ESO), Gaia-ESO Third Science, December 2015, Vilnius, Lithuania
  • Stream modelling, Streams workshop, July 2015, Ringberg, Germany
  • Extended distribution functions for the Galactic disc, Gaia-ESO Second Science, November 2014, Porto, Portugal
  • Dynamics of the Milky Way, Lunchtime Newcomer talks, November 2014, University of Cambridge, UK
  • Extended Distribution Functions and Tidal Streams, 2nd Oxford-Heidelberg meeting, April 2014, University of Oxford, UK
  • Dynamics of the Milky Way: Tidal streams,Galaxy Evolution meeting, February 2014, University of Oxford, UK
  • Streams in angle-action space, Gaia Challenge meeting, August 2013, University of Surrey, UK
  • Tidal streams and the Galactic potential, Milky Way Workshop, August 2013, MPIA, Heidelberg, Germany
  • Modelling RAVE with Extended Distribution Functions, RAVE meeting 2013, July 2013, Oxford, UK
  • Stream-orbit misalignment, International Astronomical Union Symposium 298, May 2013, Lijiang, China
  • Chemodynamical distribution functions, Gaia-ESO First Science, April 2013, Nice, France

conference proceedings

other publications

teaching

I currently lecture for the third-year undergraduate course on Physical Cosmology (PHAS0037) at UCL. I was a lecturer for the 49th Saas Fee school on The Milky Way in the Gaia era. I have taught undergraduates taking Physics at both the University of Cambridge and the University of Oxford. This involved taking small group tutorials, demonstrating in practical labs, and marking their work. I have also interviewed for undergraduate Natural Sciences admissions at Christ's. Below is a list of the specific teaching I have done.
  • Lecturer for PHAS0037 Physical Cosmology, UCL, 2021-
  • Teaching assistant for PHAS0007 Practical Physics & Computing 1, UCL, 2021-2022
  • Teaching assistant for PHAS0029 Practical Physics & Computing 2, UCL, 2020-2021
  • PhD training course organiser and lecturer, UCL, 2020-2023
  • Lecturer for 49th Saas Fee school on The Milky Way in the Gaia era, Saas Fee Switzerland, Feb 2019
  • 3rd year Undergraduate Stellar Dynamics and Structure of Galaxies supervisions, University of Cambridge, 2017-2019
  • 1st year Undergraduate Physics supervisions, University of Cambridge, 2014-2020
  • Part III Masters Project supervisor, University of Cambridge, 2019-2020, 2017-2018, 2015-2016 (four students)
  • 3rd year Undergraduate General Relativity Tutorials, University of Oxford, 2013-2014
  • 3rd year Undergraduate Special Relativity Tutorials, University of Oxford, 2012-2013
  • 3rd year Undergraduate Astrophysics Labs, University of Oxford, Autumn 2012
  • 2nd year Quantum Mechanics marking, University of Oxford, Spring 2012

education

  • DPhil Astrophysics, Merton College, University of Oxford, 2011-2014
  • MSc BA Experimental and Theoretical Physics, Pembroke College, University of Cambridge, 2007-2011

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