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Prediction of the planet yield of the MaxProtoPlanetS high-contrast survey for H-alpha protoplanets with MagAO-X based on first light contrasts

  • Laird M. Close*
  • , Jared Males
  • , Joseph D. Long
  • , Kyle Van Gorkom
  • , Alexander D. Hedglen
  • , Maggie Kautz
  • , Jennifer Lumbres
  • , Sebastiaan Y. Haffert
  • , Katherine Follette
  • , Kevin Wagner
  • , Kelsey Miller
  • , Daniel Apai
  • , Ya Lin Wu
  • , Olivier Guyon
  • , Lauren Schatz
  • , Alex Rodack
  • , David Doelman
  • , Frans Snik
  • , Justin M. Knight
  • , Katie Morzinski
  • Victor Gasho, Christoph Keller, Logan Pearce, Alycia Weinberger, Laura Pérez, René Doyon
*此作品的通信作者

研究成果: 書貢獻/報告類型會議論文篇章

8   連結會在新分頁中開啟 引文 斯高帕斯(Scopus)

摘要

Our past GAPplanetS survey over the last 5 years with the MagAO visible AO system discovered the first examples of accreting protoplanets (by direct observation of H-alpha emission). Examples include LkCa15 b (Sallum et al. 2015) and PDS70 b (Wagner et al. 2018). In this paper we review the science performance of the newly (Dec. 2019) commissioned MagAO-X extreme AO system. In particular, we use the vAPP coronagraphic contrasts measured during MagAO-X first light. We use the Massive Accreting Gap (MAG) protoplanet model of Close 2020 to predict the H-alpha contrasts of 19 of the best transitional disk systems (ages 1-5 Myr) for the direct detection of H-alpha from accretion of hydrogen onto these protoplanets. The MAG protoplanet model applied to the observed first light MagAO-X contrasts predict a maximum yield of 46±7 planets from 19 stars (42 of these planets would be new discoveries). This suggests that there is a large, yet, unexplored reservoir of protoplanets that can be discovered with an extreme AO coronagraphic survey of 19 of the best transitional disk systems. Based on our first light contrasts we predict a healthy yield of protoplanets from our MaxProtoPlanetS survey of 19 transitional disks with MagAO-X.

原文英語
主出版物標題Adaptive Optics Systems VII
編輯Laura Schreiber, Dirk Schmidt, Elise Vernet
發行者SPIE
ISBN(電子)9781510636835
DOIs
出版狀態已發佈 - 2020
事件Adaptive Optics Systems VII 2020 - Virtual, Online, 美国
持續時間: 2020 12月 142020 12月 22

出版系列

名字Proceedings of SPIE - The International Society for Optical Engineering
11448
ISSN(列印)0277-786X
ISSN(電子)1996-756X

會議

會議Adaptive Optics Systems VII 2020
國家/地區美国
城市Virtual, Online
期間2020/12/142020/12/22

ASJC Scopus subject areas

  • 電子、光磁材料
  • 儀器
  • 凝聚態物理學
  • 電腦科學應用
  • 應用數學
  • 電氣與電子工程

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