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Publications (ADS) All refereed papers

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Very Latest News



2018

  • 25. Feb.: Pre-conference workshop lecturer. Conference Exoplanet Science 2018 (Feb. 25 - Mar. 2) , Quy Nohn, Vietnam.

    2017

  • 08. Dec.: Invited one-day workshop at Korea Science Academy (KSA/KAIST) in Busan on installation of meteor detection using Raspberry Pi3.
  • 22. Oct.: Public outreach: 2017 KASI Daejeon Science Festival, Daejeon, RoK. Click here for pics: -- Add later --
  • 01. Sep.: Remote observations with Danish 1.54m telescope at ESO/La Silla observatory, Chile. MiNDSTEp collaboration.
  • 28. Aug.: Expert opinion/quote in The Telegraph (India) Know How section, public outreach, The Telegraph (India) . Click here for the print version.
  • 18. Aug.: Half-day workshop (expert consultation) on "Image registration and Astrometry for Meteor Detection" with four high-school students from Korea Science Academy (KSA/KAIST), Busan. For meeting pics click here and here.
  • 15. Aug.: Prepared for a one-day KASI workshop on "Microlensing modeling with NASA's WFIRST data" (based on the Sagan workshop) planned to be given to the KASI/VO group.
  • 07. Aug.: Hands-on teaching assistant at the 2017 Carl Sagan Workshop , Caltech, California, USA.
  • 20. Jul.: Onsite observations with Danish 1.54m telescope at ESO/La Silla observatory, Chile. MiNDSTEp collaboration.
  • 15. May : BOAO and SOAO meteor cameras are switched off due to potential threat of lightening strikes during Korean summer season.
  • 08. Apr : Poster presentation: A 2017 Ganymede Stellar Occultation Event. Data taken with Korean-based SOAO (0.60m) telescope. European Geosciences Union General Assembly 2017. Meeting abstract. Poster .
  • 01. Mar.: Organizing member of SOC of conference Exoplanet Science 2018 (Feb. 25 - Mar. 2), Quy Nhon, Vietnam.

    2016

  • 28. Dec.: Book release (Korea) published by the Korea Foundation for the Advancement of Science and Creativity (KOFAC). Pictures: Pic01, Pic02, Pic03. Link: Click here and here. Click here for the first 12 pages as a PDF file. For online ordering click here or click here.
  • 09. Nov.: Popular science talk at Daejeon Jeonmin Highschool, Daejeon, South Korea. Pictures: Pic01, Pic02, Pic03, Pic04.
  • 22. Oct.: Public outreach - Daejeon Science Festival - SEM International Science Fare, Daejeon, EXPO City, South Korea. Pictures: Pic01 , Pic02 , Pic03 , Pic04 , Pic05 , Pic06 , Pic07 , Pic08 , Pic09 .
  • 21. Oct.: SOAO meteor detection cameras online for 2016/2017 season.
  • 30. Sep.: Host to Max Joshua (TWINKLE, Blue Skies Space Ltd., London, UK). Colloquium on the TWINKLE space telescope.
  • 26. Sep.: BOAO meteor detection cameras online for 2016/2017 season.
  • 01. Aug.: Observing stay ( MiNDSTEp ) at ESO/La Silla, Chile.
  • 15. July: Teaching instructor/helper at 2016 Sagan Summerschool workshop , NExScI/JPL, California Institute of Technology, Pasadena, USA, Ca.
  • 16. June: Press release, Armagh Observatory on Kepler-1647 .
  • 13. June: Press coverage on the disovery of Kepler-1647 in the Guardian . The article covers KASI in full spelling.
  • 03. June: Popular science talk at Taedok Science Highschool, Daejeon, South Korea. Pictures: Pic01 , Pic02 , Pic03 , Pic04 , Pic05 , Pic06 , PDF
  • 01. June: SOAO and BOAO meteor detection camera system is switched off due to lightening strike risk.
  • 12. March: SEM International public tour around KASI. Pictures: Pic01 , Pic02 , Pic03 , Pic04 , Pic05 , Pic06 , Pic07 , Pic08 , Pic09 , Pic10 , Pic11 , Pic12 .

    2015

  • 24. December: KASI magazine coverage on R&E meteor detection program, Winter 2015, p. 20, vol. 20. Click here .
  • 03. December: Popular science talk at Torun Highschool (Mikolaja Kopernika Gimnazjum i Liceum Akademickie), Torun, Poland.
  • 30. November: Seminar talk at TCFA/Nicolai Copernicus University, Torun, Poland. Click here .
  • 28. October: Press/news coverage in Daejeon Ilbo newspaper on meteor detection project. Click here .
  • Oct.-Dec.: Visiting scientist at Institute for Astronomy, Nicolai Copernicus University, Torun, Poland.
  • 15. September: KASI magazine coverage on Kepler-453b, Fall 2015, p. 12, vol. 19. Click here .
  • 20. August: Press release on Kepler-453b. Click here or here .
  • 01. August: Contract change to Senior Scientist at KASI.
  • 01. August: On-site observations with Danish 1.54m telescope at ESO/La Silla Observatory, Chile.
  • 27. July: Hands-on exercise instructor at Sagan Summer School Workshop, Caltech, USA.
  • 27. July: Poster presentation at Sagan Summer School Workshop, Caltech, USA.
  • 15. July: External supervisor to MSc student Beom-Kyu Choi, Kyungpook National University, Daegu, South Korea.
  • June/July: Teaching: Supervision of summer internship student Ana Sirico, University of Sao Paolo, Brasil.
  • 15. June: Teaching: R&E teaching 2015 (ending in december 2015), Daejeon Science Highschool, Korea. Click here .
  • 15. May: Passed local competition of Korea National Science Competition, Daejeon, South Korea.
  • 15. April: Poster/talk presentation at Spring 2015 meeting of the Korea Astronomy Society. Send an email to request poster in PDF.
  • 21. January: 1st presentation at regional science competition at daejeon science and education institute.
  • 11.-20. January: Review of ApJ paper.
  • 10. January: R&E project (detection and characterisation of meteors) was awarded 2nd price at Daejeon Science Highschool, Daejeon, South Korea.

    2014

  • R&E prize award (silver medal) at DSHS Young Scientist Award Competition (PDF exist).
  • 15. December: Popular astronomy/science talk at Uffe-Skolen in Toenning, Southern Slesvig, Germany.
  • 11. December: Seminar talk at Aarhus University (Denmark) . Click here for more information.
  • 08. December: Seminar talk at STARPLAN (University of Copenhagen, Denmark) . Click here for more information.
  • 04. December: Finalisation of R&E project. Final report can be downloaded here (written in Korean language).
  • Participation in national/regional science competition, Daejeon, South Korea.
  • 15. - 19. November 2014: Installation of BOAO Meteor Detection Camera System at BOAO Observatory, South Korea (see pictures on my Facebook page)
  • 17. - 23. October 2014: Installation of SOAO Meteor Detection Camera System at SOAO Observatory, South Korea (see pictures on my Facebook page)
  • 16. October 2014: Talk at Korea Astronomical Society 2014 Autumn Meeting, Jeju Island, South Korea. Title: "5-body Dynamics in the Kepler-47 System: Predicting Stable Orbits of a 3rd Circumbinary Planet". Click here for a picture.
  • Sep. 2014: Remote observations with the Danish 1.54m telescope at ESO/La Silla Observatory, Chile.
  • 12. September 2014: KASI Best Post-doc Award 2014
  • August 2014: Observing within MiNDSTEp collaboration using DK1.54m telescope at ESO/La Silla.
  • July 2014: Student instructor at Sagan Summerschool Workshop at Caltech/Pasadena.
  • June 2014: PI of R&E (Research & Education) programme between Daejeon Science Highschool and KASI: "Developing a National Korea Double-station Meteor Detection Camera System"
  • 01. June 2014: Featuring in a popular science article on "Irregular satellites" (Korean Dong-A Science Magazine :) Pictures: Pic1 , Pic2 , Pic3 , Pic4
  • 16. May 2014: Popular science talk at Daejeon Science Highschool, Daejeon, South Korea. Pictures: Pic1 , Pic2 , Pic3 , Pic4

    2013

  • 21. November 2013: Colloquium/seminar talk at Indian Institute of Astrophysics, Bangalore, India.
  • 08. November 2013: Outreach science talk at Daejeon Science Highschool, Daejeon, South Korea. Pictures: Pic1 , Pic2 , Pic3 , Pic4 , Pic5 , Pic6 .
  • 22. October 2013: Colloquium/talk at German Aerospace Center (DLR), Berlin-Adlershof, Germany.
  • Sep. 2013: Remote observations with the Danish 1.54m telescope at ESO/La Silla Observatory, Chile.
  • 19.-23. Aug. 2013: Contributed talk at the International Workshop MODEST-13, Almaty, Republic of Kazakhstan
  • 13.-14. June 2013: Contributed talk at Workshop on Solar System Small Bodies, Seoul National University, Seoul, Republic of Korea
  • 12. June 2013: Obtained membership of the Kepler Eclipsing Binary Working Group (EBWG)
  • 02.-07 June 2013:Poster presentation at IAU Symposium 299, Victoria, British-Columbia, Canada
  • 12. April 2013: Talk at Korea Astronomical Society 2013 Spring Meeting, Daecheon, South Korea. Title: "Photometric Follow-up Observations of Transiting Planets using Heavy Defocus Technique"
  • 12. April 2013: Excellent TEP light curve of HAT-P-12 using 1.0m scope at Tian Shan Observatory, Rep. of Kazakhstan
  • 20. March 2013: Excellent TEP light curve of HAT-P-36 using a 0.6m scope

    2012

  • 31. December 2012: Best Project Team 2012 - Group Achievement Award 2012
  • 31. December 2012: KASI Best Post-doc Award 2012
  • 26. November 2012: Seminar/colloqium at NASA Astrobiology Institute, University of Hawaii-Manoa, USA. Title: "Detection and dynamical aspects of circumbinary planets/companions".
  • 12. November - 20. December: Visiting scientist/Research stay at University of Hawaii, USA
  • 18. October: Contributed talk at Korea Astronomy Society Fall Meeting, Gwangju, Rep. of Korea.
  • 07. - 11. October: SOAO observations
  • 04. October: Seminar/talk at Yonsei University , Rep. of Korea
  • 21. September - 24. September 2012: Testing remote observing of Dk 1.5m telescope at ESO/La Silla, Chile from Rep. of Korea (KASI).
  • 03. - 06. September 2012: LOAO observations
  • 23. - 31. August 2012: Contributed talk@IAU meeting in Beijing, China
  • 02. August 2012: Group meeting seminar @ KASI
  • 31. July 2012: Seminar at NASA Ames Research Center, USA
  • 22. - 27. July 2012: Invited teaching assistant at the Carl Sagan Summer School Workshop at NExScI, CalTech, Pasadena, California, USA.
  • 06. June 2012: Public outreach at KASI: Public Viewing of Venus 2012 Transit. PDF . For pictures click here (may load slow).
  • 04. June 2012: Press coverage on Venus Transit in The Korea Herald or click here for a PDF copy.
  • 21. May 2012: Observation of partial solar eclipse from Jeju Island (South Korea). Here are some pictures: Pic1 , Pic2 , Pic3 , Pic4 , Pic5 , Pic6 , Pic7 , Pic8
  • 15. May 2012: Public Outreach: Research profile article in KASI magazine (May/June 2012 issue). Click here for a PDF copy.
  • 07. May 2012: Press release, Work Experience students observe unusual double star
  • 04. May 2012: Submitted HW Vir stability paper to MNRAS.
  • 13. - 16. April 2012: Observing trip to BOAO (1.8m), Rep. of Korea.
  • 05. April 2012: Initiated photometric follow-up observations of HW Vir using 2m Faulkes Telescope at Siding Spring, Australia
  • 25. March 2012: Obtained excellen transit light-curve of XO-1 using CbNUO 0.6m telescope. RMS=1.9 mmag.
  • 22. March 2012: Public outreach activity: Guided tour around KASI. Thai Young Astronomers Ambassador Event (with Surangkhana). See my FB site for pictures.
  • 01. March 2012: Popular Science Article (in Danish) on Earth Trojan asteroids, published in KVANT No 1, March 2012.
  • 29. February 2012: Selected as KASI post-doc of the month.
  • 27. February 2012: Achieved 2mmag photometric precision of the XO-2b exo-planetary transit using the 0.6m wide-field telescope at CbNUO.
  • 24. - 27. February 2012: Observing trip to BOAO (1.8m), Republic of Korea.
  • 11. - 19. February 2012: Research visit at Delhi University, Prof. Avnindra Singh, dynamics of exoplanets.
  • 05. February 2012: Initiated research collaboration with Dr. Jonathan Horner on the stability of HW Vir.
  • 01. January 2012: Obtained a 2+1 year KRCF (Korea Research Council of Fundamental Science & Technology) Young Scientist Research Fellowship.

    2011

  • 24. December 2011: Observed near-Earth asteroid "Phaethon" using 1.8m BOAO reflector.
  • 24. December 2011: Achieved sub-millimagnitude photometric precision (0.94 mmag) of the XO-3b exo-planetary transit using the 1.8m BOAO telescope.
  • 15. November 2011: Test observations of Jovian irregular satellites with Choi Jin using the roof-top near-Earth satellite telescope at KASI. Observing faint irregulars seems intractable. However, observing the motion of Galilean satellites seems feasible especially for didactic purposes.
  • 10. November 2011: Oral 20min presentation at the Annual 2011 MiNDSTEp meeting in Doha (via Skype).
  • 26. November 2011: Organised (with Anestis) the public live viewing (at KASI) of the Curiosity NASA Atlas V Rocket Launch from Florida, USA.
  • 24. October 2011: Submitted HU Aqr paper to MNRAS.
  • 12. October 2011: Public outreach: Popular astronomy talk to a 6th grade class at Nykoebing Primary School, Denmark.
  • 10. October 2011: Seminar/talk (on irregular satellites) at the Center for Star and Planet Formation, Niels Bohr Institute, University of Copenhagen, Denmark.
  • 10. - 19. October 2011: Research stay at University of Copenhagen, Denmarka MiNDSTEp update, transiting planet, thesis advising.
  • 02. - 07. October 2011: AAS/DPS Conference Nantes, France. Presenting a poster on the long-term chaotic diffusion of Jovian irregular satellites.
  • 01. - 04. September 2011: Observing trip to BOAO.
  • 15. August 2011: Started research project on HU Aqr.
  • 09. - 25. July 2011: Observing trip to ESO, La Silla, Chile. Transiting planets, eclisping binaries & microlensing events. Testing defocus observations of the eclisping binary system RV Gru.
  • 19. June 2011: Meeting with Dr. Cho Sungki (KASI Director of Public Outreach), Dr. Bernardo Cervantes-Sodi & Dr. Kim Ho-Il on the Venus Transit June 2012.
  • 12. June 2011: Public Outreach: Guided tour for BOSCH KOREA of KASI and its observing facility - "Looking Astronomers over their Shoulders".
  • 31. May 2011: Applied for telescope time at Mt. Lemmon (1.0m, LOAO) and Bohyunsan (BOAO, 1.8m).
  • 13. May 2011: Institute colloquium/talk at Purple Mountain Observatory, Nanjing, China.
  • 10. May 2011: Institute colloquium/talk at Wuhan University of Science & Technology.
  • 01. February - 01. June 2011: Collaboration/training on microlensing modeling with Prof. Cheongho Han, Chungbuk National University, Rep. of Korea.
  • 10. January 2011: Arrived at KASI, Republic of Korea, working on circumbinary extrasolar planets within a KASI post-doctoral fellowship.

    2010

  • Dec. 2010: PhD Graduation Ceremony, Queens University Belfast, UK
  • Dec. 2010: Lunch talk at Queen Mary University London, UK
  • Oct. 2010: Visiting Keele University, UK
  • Oct. 2010: Institute Seminar at IMCCE, Paris, France
  • Oct. 2010: Lyot Conference, Paris, France
  • Aug. 2010: Public Tours, Armagh Observatory, European Heritage Day
  • Sep. - Nov. 2010: Teaching/advising work-experience students at Armagh Observatory: Observing Jovian irregular satellites with the Faulkes Telescope South
  • Sep. 2010: LOC at the 2010 International Meteor Conference, Armagh Observatory, UK
  • July 2010: 2010 Carl Sagan Summer School Workshop
  • April 2010: Public Tours, Armagh Observatory, Armagh Heritage Day

    2009

  • Sep. 2009: Public tour, Armagh Observatory, European Heritage Day
  • Aug. 2009: Staff photo, Armagh Observatory
  • June - July 2009: MiNDSTEp Observations at DK/1.54m ESO/La Silla Observatory, Chile
  • May 2009: Public tours, Armagh Observatory, Armagh Heritage Day
  • April 2009: Public tours Cross-border Science School Conference, Armagh Observatory, UK
  • Feb. 2009: Workshop on High-Performance Computing at ICHEC

    2008

  • Sep. 2008: Poster presentation at DPS annual meeting, Cornell University, USA
  • June - July 2008: MiNDSTEp Observations at DK/1.54m ESO/La Silla Observatory, Chile
  • March/April 2008: Poster presentation at the RAS/National Astronomy Meeting, Queens University Belfast, UK
  • Jan. 2008: Workshop at Manchester Microlensing Conference, UK

    2007

  • Oct. 2007: Microlensing Workshop, Toulouse, France
  • Sep. 2007: Public tour, Armagh Observatory, European Heritage Day
  • July 2007: Staff photo, Armagh Observatory
  • June - July 2007: MiNDSTEp Observations at DK/1.54m ESO/La Silla Observatory, Chile
  • May 2007: Public tours, Armagh Observatory, Armagh Heritage Day
  • April 2007: Talk at the ASGI meeting at Queens University Belfast, UK
  • March 2007: Public tours Cross-border Science School Conference, Armagh Observatory, UK
  • Jan. 2007: Poster presentation at the Lindsay Centennial Symposium, Armagh Observatory, UK

    2006

  • Oct. 2006: Start of PhD studies at Armagh Observatory, UK
  • Aug. 2006: Offer on PhD Scholarship from International Max-Planck Research School (IMPRS), Katlenburg-Lindau, Germany
  • Aug. 2006: Offer on PhD Scholarship from Armagh Observatory, UK
  • June 2006: Poster presentation, Danish Physical Society
  • June - Sep. 2006: IDA Research Assistant, Niels Bohr Institute, University of Copenhagen, Denmark
  • April 2006: MSc thesis defence, Institute colloquium
  • March 2006: Talk at 1st SONG workshop on early detection of microlensing events
  • Jan. 2006: 2006 NORDITA Astrobiology Winter School, Finland

    2005

  • Sep. 2005: Poster presentation at DPS, Cambridge, UK (Particle dynamics within the habitable zone of extrasolar planetary systems

    2002

  • Feb. 2002: Poster presentation at Exoplanet workshop held in DLR/Berlin/Germany