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John Krist

John Krist's Photo

Address:

4800 Oak Grove Drive
M/S 183-900

Pasadena, CA 91109

Phone:

818.393.1194

Fax:

818.393.9088

Member of:

Exoplanet Discovery and Science

Professional Experience

  • Research Scientist; Roman Space Telescope Coronagraph integrated modeling team lead (2004-present)
  • Space Telescope Science Institute Baltimore, MD - Senior Optical Analyst, Science Analyst (1989-2004)

Research Interests

  • Circumstellar disks
  • Stellar jets
  • Young stars
  • Extrasolar planets
  • Optical modelling
  • Image analysis techniques

Selected Awards

  • NASA Exceptional Technology Achievement Medal (2017)
  • JPL Ed Stone Award for Outstanding Research Publication (2018)
  • AAAS Newcomb Cleveland Award (2009)

Selected Publications

  1. Faramaz, V., Krist, J.E.,Stapelfeldt, K., et al., “From Scattered-light to Millimeter Emission: A Comprehensive View of the Gigayear-old System of HD 202628 and its Eccentric Debris Ring”, Astronomical Journal 158, 162 (2019).
  2. Krist, J.E., Effinger, R., Kern, B., et al. “WFIRST coronagraph flight performance modeling”, Proc. SPIE 10698, 10698K (2018).
  3. Krist, J.E., Nemati, B., & Mennesson, B., “Numerical modeling of the proposed WFIRST-AFTA coronagraphs and their predicted performances”, Journal of Astronomical Telescopes, Instruments, and Systems 2, 011003 (2016).
  4. Mennesson, B., Krist, J.E., Nemati, B., et al. “WFIRST-AFTA coronagraph performance: feedback from post-processing studies to overall design”, Proc. SPIE 9605, 96050D (2015).
  5. Krist, J.E., "End-to-end numerical modeling of AFTA coronagraphs", Proc. SPIE, 9143, 91430V (2014).
  6. Krist, J.E., et al., "Assessing the performance limits of internal coronagraphs through end-to-end modeling", Proc. SPIE, 8864, 88640P (2013).
  7. Krist, J.E., Stapelfeldt, K.R., Bryden, G., Plavchan, P., "Hubble Space Telescope Observations of the HD 202628 Debris Disk", Astronomical Journal, 144, 45 (2012).
  8. Krist, J.E., et al. "Assessing the performance limits of internal coronagraphs through end-to-end modeling: a NASA TDEM study", Proceedings of the SPIE, 8151, 81510E (2011).
  9. Krist, J.E., Hook, R.N., Stoehr, F., "20 years of Hubble Space Telescope optical modeling using Tiny Tim", Proceedings of the SPIE, 8127, 81270J (2011).
  10. Golimowski, D.A., Krist, J.E., Stapelfeldt, K.R., et al. "Hubble and Spitzer Space Telescope Observations of the Debris Disk around the nearby K Dwarf HD 92945", Astronomical Journal, 142, 30 (2011).
  11. Krist, J.E., Stapelfeldt, K.R., Bryden, G., et al. "HST and Spitzer Observations of the HD 207129 Debris Ring", Astronomical Journal, 140, 1051 (2010).
  12. Krist, J.E., Shaklan, S.B., Levine, M.B., "Extraction of extrasolar planet spectra from realistically simulated wavefront-corrected coronagraphic fields," Proc. of the SPIE, 7010 (2008)
  13. Krist, J.E., Stapelfeldt, K.R., Hester, J.J, Healy, K., Dwyer, S.J., Gardner, C.L., "A Multi-Epoch HST Study of the Herbig-Haro Flow from XZ Tauri," Astronomical Journal, 136, 1980 (2008)
  14. Krist, J.E., "PROPER: An Optical Propagation Library for IDL," Proc. of the SPIE, 6675 (2007)
  15. Krist, J.E., Beichman, C.A., Trauger, J.T., Rieke, M.J., et al. "Hunting planets and observing disks with the JWST NIRCam coronagraph," Proceedings of the SPIE, 6693 (2007)
  16. Ardila, D.R., Golimowski, D.A., Krist, J.E., Clampin, M., Ford, H.C., Illingworth, G.D., "Hubble Space Telescope Advanced Camera for Surveys Coronagraphic Observations of the Dust Surrounding HD 100546," Astrophysical Journal, 665, 512 (2007)
  17. Golimowski, D. A.; Ardila, D. R.; Krist, J. E.; Clampin, M., et al., "Hubble Space Telescope ACS Multiband Coronagraphic Imaging of the Debris Disk around Beta Pictoris." Astron. J., 131, 3109 (2006).
  18. Krist, J. E.; Stapelfeldt, K. R.; Golimowski, D. A.; Ardila, D. R.; Clampin, M.; Martel, A. R.; Ford, H. C.; Illingworth, G. D.; Hartig, G. F., "Hubble Space Telescope ACS Images of the GG Tauri Circumbinary Disk." Astron. J., 130, 2778 (2005).
  19. Krist, J. et al., "Hubble Space Telescope ACS Coronagraphic Imaging of the AU Microscopii Debris Disk", Astron. J., 129, 1008 (2005).
  20. Krist, J., "Position-dependent CCD charge diffusion: results from HST/ACS", Proc. of the SPIE, 5499, 328 (2004).
  21. Sparks, W., Krist, J., Clampin, M., & Ford, H., "Planet Detection using the Advanced Camera for Surveys on the Hubble Space Telescope", Proc. of the IAU, 213, 107 (2004).
  22. Krist, J., "High contrast imaging with the Hubble Space Telescope: Performance and lessons learned", Proc. of the SPIE, 5487, 1284 (2004).
  23. Clampin, M., Krist, J. et al. "Hubble Space Telescope ACS Coronagraphic Imaging of the Circumstellar Disk around HD 141569A", Astron. J. 126, 385 (2003).
  24. Krist, J., et al., "The Jovian Planet Finder optical system," Proc. of the SPIE, 4860, 288 (2003).
  25. Krist, J., et al., "The Advanced Camera for Surveys coronagraph on the Hubble Space Telescope," Proc. of the SPIE, 4860, 20 (2003).
  26. Hartig, G., Krist, J., et al., "On-orbit alignment and imaging performance of the HST Advanced Camera for Surveys," Proc. of the SPIE, 4854, 532 (2003).
  27. Krist, J., et al., "Hubble Space Telescope/WFPC2 Images of the GG Tauri Circumbinary Disk," Astroph. J., 570, 785, (2002).
  28. Krist, J., Stapelfeldt, K., Menard, F., Padgett, D., & Burrows, C., "WFPC2 Images of the Face-On Disk Surrounding TW Hydrae," Astrophys. J., 538, 793 (2000).
  29. Krist, J., Stapelfeldt, K., Burrows, C., Hester, J., Watson, A., et al., "Hubble Space Telescope WFPC2 Imaging of XZ Tauri: Time Evolution of a Herbig-Haro Bow Shock," Astrophys. J. Letters, 515, 35 (1999).
  30. Krist, J., Golimowski, D., Schroeder, D., & Henry, T. "Characterization and Subtraction of Well-Exposed HST/NICMOS Camera 2 Point Spread Functions for a Survey of Very Low Mass Companions to Nearby Stars," Pub. Astron. Soc. of Pacific, 110, 1046 (1998).
  31. Stapelfeldt, K., Krist, J., Menard, F., Bouvier, J., Padgett, D., & Burrows, C., "An Edge-On Circumstellar Disk in the Young Binary System HK Tauri," Astrophys. J. Letters, 502, 65 (1998).
  32. Krist, J., Stapelfeldt, K., Burrows, C., et al., "Hubble Space Telescope WFPC2 Imaging of FS Tauri and Haro 6-5B," Astrophys. J., 501, 841 (1998).
  33. Krist, J., Burrows, C., Stapelfeldt, K., et al., "Hubble Space Telescope WFPC2 Images of Emission Nebulosity near XZ Tauri," Astrophys. J., 481, 447 (1997).
  34. Burrows, C., Krist, J., Hester, J., Sahai, R., Trauger, J., Stapelfeldt, K., et al., "Hubble Space Telescope Observations of the SN 1987A Triple Ring Nebula," Astrophys. J., 452, 680 (1995).