prof. dr. S.C. (Scott) Trager

Professor

prof. dr. S.C. (Scott) Trager
Telephone:
E-mail:
s.c.trager rug.nl

Research

Research units:

Postal address:
Landleven12
Gebouw 5419, ruimte 0158
9747 AD
Groningen
Netherlands
Phone: +31 50 363 6625Fax: +31 50 363 6100
  1. 2020
  2. Gonneau, A., Lyubenova, M., Lançon, A., Trager, S., Peletier, R., Arentsen, A., Chen, Y., Coelho, P. R. T., Dries, M., Falcon-Barroso, J., Prugniel, P., Sanchez-Blazquez, P., Vazdekis, A., & Verro, K. (2020). The X-shooter Spectral Library (XSL): Data release 2. Astronomy & astrophysics, 634, [A133]. https://doi.org/10.1051/0004-6361/201936825, https://doi.org/10.1051/0004-6361/201936825
  3. 2019
  4. Lançon, A., Gonneau, A., Trager, S. C., Prugniel, P., Arentsen, A., Chen, Y., Dries, M., Loup, C., Lyubenova, M., Peletier, R., Telliez, L., Vazdekis, A., & Collaboration, XSL. (2019). Oxygen-rich Long Period Variables in the X-Shooter Spectral Library. In F. Kerschbaum, M. Groenewegen, & H. Oloffson (Eds.), Proceedings of the International Astronomical Union Volume 14 symposium s343: why galaxies care about agb stars: a continuing . (Symposium 343 ed., Vol. 14, pp. 309-313). International Astronomical Union. https://doi.org/10.1017/S1743921318006002
  5. Costantin, L., Iovino, A., Zibetti, S., Longhetti, M., Gallazzi, A., Mercurio, A., Lonoce, I., Balcells, M., Bolzonella, M., Busarello, G., Dalton, G., Ferre-Mateu, A., Garcia-Benito, R., Gargiulo, A., Haines, C., Jin, S., La Barbera, F., Mcgee, S., Merluzzi, P., ... Vulcani, B. (2019). A few StePS forward in unveiling the complexity of galaxy evolution: light-weighted stellar ages of intermediate-redshift galaxies with WEAVE. Astronomy & astrophysics, 632, [9]. https://doi.org/10.1051/0004-6361/201936550
  6. You, J., Wilkinson, M. H. F., & Trager, S. (2019). Efficient Tree Construction for Hierarchical Representation of Astronomical Images. Poster session presented at the Astronomical Data Analysis and Software Systems conference (ADASS) 2019, Groningen, Netherlands.
  7. Kim, Y., Trager, S., Telea, A., & Roerdink, J. B. T. M. (2019). Visualizing High-Dimensional Chemical Abundance Space in GALAH DR2. Poster session presented at the Astronomical Data Analysis and Software Systems conference (ADASS) 2019, Groningen, Netherlands.
  8. Serra, P., Maccagni, F. M., Kleiner, D., de Blok, W. J. G., van Gorkom, J. H., Hugo, B., Iodice, E., Józsa, G. I. G., Kamphuis, P., Kraan-Korteweg, R., Loni, A., Makhathini, S., Molnár, D., Oosterloo, T., Peletier, R., Ramaila, A., Ramatsoku, M., Smirnov, O., Smith, M., ... Venhola, A. (2019). Neutral hydrogen gas within and around NGC 1316. Astronomy and astrophysics, 628(August 2019), [A122]. https://doi.org/10.1051/0004-6361/201936114
  9. Arentsen, A., Prugniel, P., Gonneau, A., Lançon, A., Trager, S., Peletier, R., Lyubenova, M., Chen, Y-P., Falcón Barroso, J., Sánchez Blázquez, P., & Vazdekis, A. (2019). Stellar atmospheric parameters for 754 spectra from the X-shooter Spectral Library. Astronomy & astrophysics, 627, [A138]. https://doi.org/10.1051/0004-6361/201834273
  10. You, J., Trager, S., & Wilkinson, M. H. F. (2019). A Fast, Memory-Efficient Alpha-Tree Algorithm using Flooding and Tree Size Estimation. In B. Burgeth , A. Kleefeld , B. Naegel , N. Passat , & B. Perret (Eds.), Mathematical Morphology and Its Applications to Signal and Image Processing (pp. 256-267). (Lecture Notes in Computer Science; Vol. 11564). Springer. https://doi.org/10.1007/978-3-030-20867-7_20
  11. 4MOST, de Jong, R. S., Agertz, O., Agudo Berbel, A., Aird, J., Alexander, D. A., Amarsi, A., Anders, F., Andrae, R., Ansarinejad, B., Ansorge, W., Antilogus, P., Anwand-Heerwart, H., Arentsen, A., Arnadottir, A., Asplund, M., Auger, M., Azais, N., Baade, D., ... Kuijken, K. (2019). 4MOST: Project overview and information for the First Call for Proposals. ESO Messenger, 175. http://adsabs.harvard.edu/abs/2019arXiv190302464D
  12. 2018
  13. Kim, Y., Telea, A., & Trager, S. (2018). High-Dimensional Astronomical Data Using Dimension Reduction. Poster session presented at XXX Canary Islands Winter School of Astrophysics, Tenerife, Spain.
  14. You, J., Wilkinson, M. H. F., & Trager, S. (2018). Scalable max-tree and alpha-tree algorithm for high resolution, multispectral, and extreme dynamic range images. Poster session presented at XXX Canary Islands Winter School of Astrophysics, Tenerife, Spain.
  15. Salasnich, B., Martín Perez, C., Delgado, J. M., Picó, S., Cano Infantes, D., Stuik, R., Baruffolo, A., Dalton, G., Trager, S., López Aguerri, J. A., Bonifacio, P., Vallenari, A., Carrasco, E., Abrams, D. C., & Middleton, K. (2018). Low-level control software for the WEAVE spectrograph. In J. C. Guzman, & J. Ibsen (Eds.), PROCEEDINGS VOLUME 10707 : SPIE ASTRONOMICAL TELESCOPES + INSTRUMENTATION (Vol. 10707). (Proceedings of the SPIE). SPIE.Digital Library. https://doi.org/10.1117/12.2311469
  16. Delgado, J. M., Menéndez Mendoza, S., Burgal, J. A., Herreros, J. M., Picó, S., Abrams, D. C., Martin, C., Cano, D., Gribbin, F. J., Skvarč, J., Dee, K., Lhome, E., Dalton, G., Middleton, K., Trager, S., L. Aguerri, J. A., Bonifacio, P., Vallenari, A., & Carrasco, E. (2018). The hardware control system for WEAVE at the William Herschel Telescope. In Proceedings Volume 10700: Ground-based and Airborne Telescopes VII (pp. 1070033). (Proceedings of the SPIE; Vol. 10700). SPIE.Digital Library. https://doi.org/10.1117/12.2313238
  17. Bates, S. D., Steele, I. A., Mottram, C. J., Jermak, H. E., Tromp, N., Kragt, J., Elswijk, E., Pragt, J., Stuik, R., Barnsley, R., Monroe, C., Dalton, G., Trager, S., Lopez Aguerri, J. A., Bonifacio, P., Vallenari, A., Carrasco, E., Abrams, D. C., & Middleton, K. (2018). Thermal and mechanical design and test of the CCD mount for the WEAVE spectrograph cryostats. In A. D. Holland, & J. Beletic (Eds.), SPIE ASTRONOMICAL TELESCOPES + INSTRUMENTATION | 10-15 JUNE 2018 : PROCEEDINGS (Vol. 10709). (Proceedings of the SPIE). SPIE.Digital Library. https://doi.org/10.1117/12.2312496
  18. Ortiz, R., Carrasco, E., Páez, G., Reyes, J., Hidalgo, A., Dalton, G., Trager, S., Lopez Aguerri, J. A., Bonifacio, P., Vallenari, A., Abrams, D. C., & Middleton, K. (2018). Antireflective coatings for the red camera of WEAVE spectrograph. In Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation III [107065G] (Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series; Vol. 10706). Society of Photo-Optical Instrumentation Engineers (SPIE). https://doi.org/10.1117/12.2313955
  19. Schallig, E., Lewis, I. J., Dalton, G., Brock, M., Terrett, D., Abrams, D. C., Middleton, K., Bishop, G., Aguerri, J. A. L., Bonifacio, P., Carrasco Licea, E., Trager, S. C., & Vallenari, A. (2018). First lab results of the WEAVE fibre positioner system. In Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series (Vol. 10702, pp. 107027X) https://doi.org/10.1117/12.2312703
  20. Izazaga, R., Carrasco, E., Hidalgo, A., Dalton, G., Trager, S., Lopez Aguerri, J. A., Bonifacio, P., Vallenari, A., Abrams, D. C., & Middleton, K. (2018). The polishing of WEAVE spectrograph collimator mirror. In Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation III (Vol. 10706, pp. 107060J). (Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series). Society of Photo-Optical Instrumentation Engineers (SPIE). https://doi.org/10.1117/12.2314342
  21. Tomás, A., Canchado, M., Casalta, J. M., Dalmases, F., Maroto, O., Martin-Nuño, C., Romero, A., Lopez Aguerri, J. A., Herreros, J. M., Delgado, J. M., Burgal, J. A., Abrams, D. C., Dee, K., Lhomé, E., Dalton, G., Middleton, K., Bonifacio, P., Trager, S. C., Vallenari, A., & Carrasco, E. (2018). The WEAVE prime focus correction: from design to integration. In Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation III (Vol. 10706, pp. 1070606). (Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series). Society of Photo-Optical Instrumentation Engineers (SPIE). https://doi.org/10.1117/12.2313718
  22. Bianco, A., Pariani, G., Aliverti, M., Zanutta, A., Arns, J., Pragt, J., Stuik, R., Middleton, K., Tosh, I., Dalton, G., Trager, S., Abrams, D. C., Lopez Aguerri, J. A., Bonifacio, P., Vallenari, A., & Carrasco, E. (2018). VPHGs for WEAVE: design, manufacturing and characterization. In Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation III (Vol. 10706, pp. 107064X). (Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series). Society of Photo-Optical Instrumentation Engineers (SPIE). https://doi.org/10.1117/12.2311693
  23. Izazaga, R., Carrasco, E., Hidalgo, A., Aguirre, D., Terlevich, E., Terlevich, R., Dalton, G., Trager, S., Lopez Aguerri, J. A., Bonifacio, P., Vallenari, A., Abrams, D. C., & Middleton, K. (2018). WEAVE spectrograph cameras: The polishing of the spherical lenses. In Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation III (Vol. 10706, pp. 107063J). (Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series). Society of Photo-Optical Instrumentation Engineers (SPIE). https://doi.org/10.1117/12.2314124
  24. 2017
  25. Gaia Collaboration, U., Clementini, G., Eyer, L., Ripepi, V., Marconi, M., Muraveva, T., Garofalo, A., Sarro, L. M., Palmer, M., Luri, X., Molinaro, R., Rimoldini, L., Szabados, L., Musella, I., Anderson, R. I., Prusti, T., de Bruijne, J. H. J., Brown, A. G. A., Vallenari, A., ... Zschocke, S. (2017). Gaia Data Release 1. Testing parallaxes with local Cepheids and RR Lyrae stars. Astronomy & astrophysics, 605, A79. https://doi.org/10.1051/0004-6361/201629925
  26. Popping, G., Decarli, R., Man, A. W. S., Nelson, E. J., Béthermin, M., De Breuck, C., Mainieri, V., van Dokkum, P. G., Gullberg, B., van Kampen, E., Spaans, M., & Trager, S. C. (2017). ALMA reveals starburst-like interstellar medium conditions in a compact star-forming galaxy at z 2 using [CI] and CO. Astronomy & astrophysics, 602, [A11]. https://doi.org/10.1051/0004-6361/201730391
  27. Gonneau, A., Lançon, A., Trager, S. C., Aringer, B., Nowotny, W., Peletier, R. F., Prugniel, P., Chen, Y-P., & Lyubenova, M. (2017). Carbon stars in the X-shooter Spectral Library. II. Comparison with models. Astronomy & astrophysics, 601, [A141]. https://doi.org/10.1051/0004-6361/201629750
  28. van Leeuwen, F., Evans, D. W., De Angeli, F., Jordi, C., Busso, G., Cacciari, C., Riello, M., Pancino, E., Altavilla, G., Brown, A. G. A., Burgess, P., Carrasco, J. M., Cocozza, G., Cowell, S., Davidson, M., De Luise, F., Fabricius, C., Galleti, S., Gilmore, G., ... Wevers, T. (2017). Gaia Data Release 1. The photometric data. Astronomy & astrophysics, 599, [A32]. https://doi.org/10.1051/0004-6361/201630064
  29. 2016
  30. Bonifacio, P., Dalton, G., Trager, S., Aguerri, A. L., Carrasco, E., Vallenari, A., Abrams, D. C., Middleton, K., & Sayède, F. (2016). WEAVE an overview and status update. In C. Reylé (Ed.), Proceedings of the annual meeting of the French Society of Astronomy & Astrophysics Lyon, June 14-17, 2016 (pp. 267-270). Société Francaise d’Astronomie et d’Astrophysique (SF2A). http://adsabs.harvard.edu/abs/2016sf2a.conf..267B
  31. Collaboration, G., Brown, A. G. A., Vallenari, A., Prusti, T., de Bruijne, J. H. J., Mignard, F., Drimmel, R., Babusiaux, C., Bailer-Jones, C. A. L., Bastian, U., Biermann, M., Evans, D. W., Eyer, L., Jansen, F., Jordi, C., Katz, D., Klioner, S. A., Lammers, U., Lindegren, L., ... Zschocke, S. (2016). Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties. Astronomy & astrophysics, 595, [A2]. https://doi.org/10.1051/0004-6361/201629512
  32. Dalton, G., Trager, S., Abrams, D. C., Bonifacio, P., Aguerri, J. A. L., Middleton, K., Benn, C., Dee, K., Sayède, F., Lewis, I., Pragt, J., Pico, S., Walton, N., Rey, J., Allende Prieto, C., Peñate, J., Lhome, E., Agócs, T., Alonso, J., ... Farina, C. (2016). Final design and progress of WEAVE: The next generation wide-field spectroscopy facility for the William Herschel Telescope. In C. J. Evans, L. Simard, & H. Takami (Eds.), Ground-based and Airborne Instrumentation for Astronomy VI, 99081G (August 4, 2016): PROCEEDINGS SPIE VOLUME 9908 (pp. 99081G). (Proceedings SPIE; Vol. 9908). SPIE.Digital Library. https://doi.org/10.1117/12.2231078
  33. Dalton, G., Ham, S. J., Trager, S., Abrams, D. C., Bonifacio, P., Aguerri, J. A. L., Middleton, K., Benn, C., Rogers, K., Stuik, R., Carrasco, E., Vallenari, A., Jin, S., & Lewis, J. (2016). Towards integrated modelling: full image simulations for WEAVE. Proceedings of the Society of Photo-optical Instrumentation Engineers, 9913. https://doi.org/10.1117/12.2232768
  34. Dominguez, L., Cano, D., O'Mahony, N., Martín, C., Picó, S., Benn, C., Trager, S., Lhomé, É., Ridings, A., Fariña, C., Abrams, D. C., Balcells, M., Irwin, M., Lewis, J., Dalton, G., Aguerri, J. A., Bonifacio, P., Vallenari, A., & Carrasco, E. (2016). Design of the calibration unit for the WEAVE multi-object spectrograph at the WHT. In Proc. SPIE 9908 (Vol. 9908). SPIE.Digital Library. https://doi.org/10.1117/12.2233007
  35. Gonneau, A., Lancon, A., Trager, S. C., Aringer, B., Lyubenova, M., Nowotny, W., Peletier, R. F., Prugniel, P., Chen, Y. -P., Dries, M., Choudhury, O. S., Falcon-Barroso, J., Koleva, M., Meneses-Goytia, S., Sanchez-Blazquez, P., & Vazdekis, A. (2016). Carbon stars in the X-Shooter Spectral Library. Astronomy & astrophysics, 589(May 2016), [36]. https://doi.org/10.1051/0004-6361/201526292
  36. Schallig, E., Lewis, I. J., Gilbert, J., Dalton, G., Brock, M., Abrams, D. C., Middleton, K., Aguerri, J. A. L., Bonifacio, P., Carrasco, E., Trager, S. C., & Vallenari, A. (2016). Developments in fiber-positioning technology for the WEAVE instrument at the William Herschel Telescope. In Proc. SPIE 9908, Ground-based and Airborne Instrumentation for Astronomy VI, 99087U (August 9, 2016) (pp. 99087U) https://doi.org/10.1117/12.2231626
  37. Sayède, F., Younes, Y., Fasola, G., Dorent, S., Abrams, D. C., Aguerri, J. A. L., Bonifacio, P., Carrasco, E., Dalton, G., Dee, K., Laporte, P., Lewis, I., Lhome, E., Middleton, K., Pragt, J. H., Rey, J., Stuik, R., Trager, S. C., & Vallenari, A. (2016). First results of tests on the WEAVE fibres. In Proc. SPIE 9912, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation II, 991220 (July 22, 2016) (pp. 991220). SPIE. https://doi.org/10.1117/12.2231170
  38. Lyubenova, M., Martín-Navarro, I., van de Ven, G., Falcón-Barroso, J., Galbany, L., Gallazzi, A., García-Benito, R., González Delgado, R., Husemann, B., La Barbera, F., Marino, R. A., Mast, D., Mendez-Abreu, J., Peletier, R. F. P., Sánchez-Blázquez, P., Sánchez, S. F., Trager, S. C., van den Bosch, R. C. E., Vazdekis, A., ... Collaboration, CALIFA. (2016). IMF shape constraints from stellar populations and dynamics from CALIFA. Monthly Notices of the Royal Astronomical Society, 463(3), 3220-3225. https://doi.org/10.1093/mnras/stw2434
  39. Lhomé, E., Agócs, T., Abrams, D. C., Dee, K. M., Middleton, K. F., Tosh, I. A., Jaskó, A., Connor, P., Cochrane, D., Gers, L., Jonas, G., Rakich, A., Benn, C. R., Balcells, M., Trager, S. C., Dalton, G. B., Carrasco, E., Vallenari, A., Bonifacio, P., & Aguerri, J. A. L. (2016). Manufacturing process for the WEAVE prime focus corrector optics for the 4.2m William Hershel Telescope. In Proc. SPIE 9912, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation II, 991245 (July 22, 2016) (pp. 991245) https://doi.org/10.1117/12.2230648
  40. Trager, S. C., Skillen, I. (Ed.), & Barcells, M. (Ed.) (2016). Multi-Object Spectroscopy in the Next Decade: A Conference Summary. In Proceedings of a conference held at Teatro Circo de Marte, Santa Cruz de La Palma, Canary Islands, Spain on 2-6 March 2015 (Vol. 507, pp. 465-472) http://adsabs.harvard.edu/abs/2016ASPC..507..465T
  41. Skillen, I., Barcells, M., & Trager, S. (Eds.) (2016). Multi-Object Spectroscopy in the Next Decade: Big Questions, Large Surveys, and Wide Fields. In Astronomical Society of the Pacific Conference Series (Vol. 507) http://adsabs.harvard.edu/abs/2016ASPC..507.....S
  42. Jin, S., Irwin, M., Tolstoy, E., Lewis, J., Hartke, J., Skillen, I., Barcells, M., & Trager, S. (2016). Stellar Kinematics and Metallicities in the Draco and Ursa Minor Dwarf Spheroidal Galaxies from WHT/AF2-WYFFOS. In Proceedings of a conference held at Teatro Circo de Marte, Santa Cruz de La Palma, Canary Islands, Spain on 2-6 March 2015. (Vol. 507, pp. 241). ( ASP Conference Series). http://adsabs.harvard.edu/abs/2016ASPC..507..241J
  43. Collaboration, G., Prusti, T., de Bruijne, J. H. J., Brown, A. G. A., Vallenari, A., Babusiaux, C., Bailer-Jones, C. A. L., Bastian, U., Biermann, M., Evans, D. W., Eyer, L., Jansen, F., Jordi, C., Klioner, S. A., Lammers, U., Lindegren, L., Luri, X., Mignard, F., Milligan, D. J., ... Zschocke, S. (2016). The Gaia mission. Astronomy and astrophysics, 595(November), [A1]. https://doi.org/10.1051/0004-6361/201629272
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