Dr. PETR POKORNY

Dr. PETR POKORNY

  • Research Scholar
  • NASA/GSFC
  • Employer: CATHOLIC UNIV OF AMERICA
  • Positions/Employment

    9/2016 - Present

    Research Scholar

    The Catholic University of America, Washington, DC, USA
    10/2014 - 8/2016

    Postdoctoral Research Fellow

    University of Western Ontario, London, ON, Canada

    Education

    2010 – 2014 Charles University in Prague PhD in Theoretical physics and astronomy and astrophysics
    Thesis title: Dynamics of small bodies in the Solar System: from dust particles to asteroids
    Supervisor: David Vokrouhlický

    2008 – 2010 Charles University in Prague MSc in Astronomy and Astrophysics
    Thesis title: Recent asteroid breakups and accretion of interplanetary dust on the Earth
    Supervisor: David Vokrouhlický

    2005 – 2008 Charles University in Prague BSc in Physics
    Thesis title: Irregular satellites of giant planets
    Supervisor: David Vokrouhlický

    Publications

    Refereed

    Janches, D., P. Pokorný, M. Sarantos, et al. J. R. Szalay, M. Horányi, and D. Nesvorný. 2018. "Constraining the ratio of micrometeoroids from Short and Long Period Comets at 1 AU from LADEE observations of the Lunar Dust Cloud." Geophysical Research Letters, [10.1002/2017gl076065]

    Jenniskens, P., J. Baggaley, I. Crumpton, et al. P. Aldous, P. Pokorny, D. Janches, P. S. Gural, D. Samuels, J. Albers, A. Howell, C. Johannink, M. Breukers, M. Odeh, N. Moskovitz, J. Collison, and S. Ganju. 2018. "A survey of southern hemisphere meteor showers." Planetary and Space Science, [10.1016/j.pss.2018.02.013]

    Schult, C., P. Brown, P. Pokorný, G. Stober, and J. L. Chau. 2018. "A meteoroid stream survey using meteor head echo observations from the Middle Atmosphere ALOMAR Radar System (MAARSY)." Icarus, 309: 177-186 [10.1016/j.icarus.2018.02.032]

    Abedin, A., P. Wiegert, P. Pokorný, and P. Brown. 2017. "The age and the probable parent body of the daytime arietid meteor shower." Icarus, 281: 417-443 [10.1016/j.icarus.2016.08.017]

    Pokorny, P., D. Janches, P. Brown, and J. Hormaechea. 2017. "An Orbital Meteoroid Stream Survey using the Southern Argentina Agile MEteor Radar (SAAMER) based on a Wavelet approach." Icarus, (290): 162-182 [10.1016/j.icarus.2017.02.025]

    Pokorný, P., M. Sarantos, and D. Janches. 2017. "Reconciling the Dawn–Dusk Asymmetry in Mercury’s Exosphere with the Micrometeoroid Impact Directionality." The Astrophysical Journal Letters, 842 (2): L17 [10.3847/2041-8213/aa775d]

    Janches, D., N. Swarnalingam, J. D. Carrillo-Sanchez, et al. J. C. Gomez-Martin, R. Marshall, D. Nesvorný, J. M. Plane, W. Feng, and P. Pokorný. 2017. "Radar Detectability Studies of Slow and Small Zodiacal Dust Cloud Particles. III. The Role of Sodium and the Head Echo Size on the Probability of Detection." The Astrophysical Journal, 843 (1): 1 [10.3847/1538-4357/aa775c]

    Wiegert, P., P. Brown, P. Pokorny, K. Lenartowicz, and Z. Krzeminski. 2017. "Measuring the Meteoroid Environments of the Planets with Meteor Detectors on Earth." The Astronomical Journal, 154 (1): 36 [10.3847/1538-3881/aa77fe]

    Abedin, A., P. Wiegert, D. Janches, et al. P. Pokorný, P. Brown, and J. L. Hormaechea. 2017. "Formation and past evolution of the showers of 96P/Machholz complex." Icarus, [10.1016/j.icarus.2017.07.015]

    Frankland, V. L., A. D. James, J. D. Carrillo-Sánchez, et al. D. Nesvorný, P. Pokorný, and J. M. Plane. 2017. "CO oxidation and O 2 removal on meteoric material in Venus’ atmosphere." Icarus, 296: 150-162 [10.1016/j.icarus.2017.06.005]

    Szalay, J. R., P. Pokorný, P. Jenniskens, and M. Horányi. 2017. "Activity of the 2013 Geminid meteoroid stream at the Moon." Monthly Notices of the Royal Astronomical Society, 474 (3): 4225-4231 [10.1093/mnras/stx3007]

    Ye (叶泉志), Q.-Z., M.-T. Hui (许文韬), P. G. Brown, et al. M. D. Campbell-Brown, P. Pokorný, P. A. Wiegert, and X. Gao (高兴). 2016. "When comets get old: A synthesis of comet and meteor observations of the low activity comet 209P/LINEAR." Icarus, 264: 48-61 [10.1016/j.icarus.2015.09.003]

    Ye, Q.-Z., P. G. Brown, and P. Pokorný. 2016. "Dormant comets among the near-Earth object population: a meteor-based survey." Monthly Notices of the Royal Astronomical Society, 462 (4): 3511-3527 [10.1093/mnras/stw1846]

    Pokorný, P., and P. G. Brown. 2016. "A reproducible method to determine the meteoroid mass index." Astronomy & Astrophysics, 592: A150 [10.1051/0004-6361/201628134]

    Carrillo-Sánchez, J. D., D. Nesvorný, P. Pokorný, D. Janches, and J. M. Plane. 2016. "Sources of Cosmic Dust in the Earth's Atmosphere." Geophysical Research Letters, [10.1002/2016gl071697]

    Abedin, A., P. Spurný, P. Wiegert, et al. P. Pokorný, J. Borovička, and P. Brown. 2015. "On the age and formation mechanism of the core of the Quadrantid meteoroid stream." Icarus, 261: 100-117 [10.1016/j.icarus.2015.08.016]

    Pokorný, P., D. Vokrouhlický, D. Nesvorný, M. Campbell-Brown, and P. Brown. 2014. "DYNAMICAL MODEL FOR THE TOROIDAL SPORADIC METEORS." The Astrophysical Journal, 789 (1): 25 [10.1088/0004-637x/789/1/25]

    Pokorný, P., and D. Vokrouhlický. 2013. "Öpik-type collision probability for high-inclination orbits: Targets on eccentric orbits." Icarus, 226 (1): 682-693 [10.1016/j.icarus.2013.06.015]

    Vokrouhlický, D., P. Pokorný, and D. Nesvorný. 2012. "Öpik-type collision probability for high-inclination orbits." Icarus, 219 (1): 150-160 [10.1016/j.icarus.2012.02.021]

    Nesvorny, D., D. Vokrouhlicky, P. Pokorny, and D. Janches. 2011. "Dynamics of Dust Particles Released from Oort Cloud Comets and Their Contribution to Radar Meteors." The Astrophysical Journal, 743 (1): 37 [10.1088/0004-637X/743/1/37]

    Nesvorny, D., D. Janches, D. Vokrouhlicky, et al. P. Pokorny, W. F. Bottke, and P. Jenniskens. 2011. "Dynamical Model for the Zodiacal Cloud and Sporadic Meteors." The Astrophysical Journal, 743 (2): 129 [10.1088/0004-637X/743/2/129]

    Publications

    Refereed

    Janches, D., P. Pokorný, M. Sarantos, et al. J. R. Szalay, M. Horányi, and D. Nesvorný. 2018. "Constraining the ratio of micrometeoroids from Short and Long Period Comets at 1 AU from LADEE observations of the Lunar Dust Cloud." Geophysical Research Letters [10.1002/2017gl076065]

    Jenniskens, P., J. Baggaley, I. Crumpton, et al. P. Aldous, P. Pokorny, D. Janches, P. S. Gural, D. Samuels, J. Albers, A. Howell, C. Johannink, M. Breukers, M. Odeh, N. Moskovitz, J. Collison, and S. Ganju. 2018. "A survey of southern hemisphere meteor showers." Planetary and Space Science [10.1016/j.pss.2018.02.013]

    Schult, C., P. Brown, P. Pokorný, G. Stober, and J. L. Chau. 2018. "A meteoroid stream survey using meteor head echo observations from the Middle Atmosphere ALOMAR Radar System (MAARSY)." Icarus 309 177-186 [10.1016/j.icarus.2018.02.032]

    Abedin, A., P. Wiegert, P. Pokorný, and P. Brown. 2017. "The age and the probable parent body of the daytime arietid meteor shower." Icarus 281 417-443 [10.1016/j.icarus.2016.08.017]

    Pokorny, P., D. Janches, P. Brown, and J. Hormaechea. 2017. "An Orbital Meteoroid Stream Survey using the Southern Argentina Agile MEteor Radar (SAAMER) based on a Wavelet approach." Icarus 162-182 [10.1016/j.icarus.2017.02.025]

    Pokorný, P., M. Sarantos, and D. Janches. 2017. "Reconciling the Dawn–Dusk Asymmetry in Mercury’s Exosphere with the Micrometeoroid Impact Directionality." The Astrophysical Journal Letters 842 (2): L17 [10.3847/2041-8213/aa775d]

    Janches, D., N. Swarnalingam, J. D. Carrillo-Sanchez, et al. J. C. Gomez-Martin, R. Marshall, D. Nesvorný, J. M. Plane, W. Feng, and P. Pokorný. 2017. "Radar Detectability Studies of Slow and Small Zodiacal Dust Cloud Particles. III. The Role of Sodium and the Head Echo Size on the Probability of Detection." The Astrophysical Journal 843 (1): 1 [10.3847/1538-4357/aa775c]

    Wiegert, P., P. Brown, P. Pokorny, K. Lenartowicz, and Z. Krzeminski. 2017. "Measuring the Meteoroid Environments of the Planets with Meteor Detectors on Earth." The Astronomical Journal 154 (1): 36 [10.3847/1538-3881/aa77fe]

    Abedin, A., P. Wiegert, D. Janches, et al. P. Pokorný, P. Brown, and J. L. Hormaechea. 2017. "Formation and past evolution of the showers of 96P/Machholz complex." Icarus [10.1016/j.icarus.2017.07.015]

    Frankland, V. L., A. D. James, J. D. Carrillo-Sánchez, et al. D. Nesvorný, P. Pokorný, and J. M. Plane. 2017. "CO oxidation and O 2 removal on meteoric material in Venus’ atmosphere." Icarus 296 150-162 [10.1016/j.icarus.2017.06.005]

    Szalay, J. R., P. Pokorný, P. Jenniskens, and M. Horányi. 2017. "Activity of the 2013 Geminid meteoroid stream at the Moon." Monthly Notices of the Royal Astronomical Society 474 (3): 4225-4231 [10.1093/mnras/stx3007]

    Ye (叶泉志), Q.-Z., M.-T. Hui (许文韬), P. G. Brown, et al. M. D. Campbell-Brown, P. Pokorný, P. A. Wiegert, and X. Gao (高兴). 2016. "When comets get old: A synthesis of comet and meteor observations of the low activity comet 209P/LINEAR." Icarus 264 48-61 [10.1016/j.icarus.2015.09.003]

    Ye, Q.-Z., P. G. Brown, and P. Pokorný. 2016. "Dormant comets among the near-Earth object population: a meteor-based survey." Monthly Notices of the Royal Astronomical Society 462 (4): 3511-3527 [10.1093/mnras/stw1846]

    Pokorný, P., and P. G. Brown. 2016. "A reproducible method to determine the meteoroid mass index." Astronomy & Astrophysics 592 A150 [10.1051/0004-6361/201628134]

    Carrillo-Sánchez, J. D., D. Nesvorný, P. Pokorný, D. Janches, and J. M. Plane. 2016. "Sources of Cosmic Dust in the Earth's Atmosphere." Geophysical Research Letters [10.1002/2016gl071697]

    Abedin, A., P. Spurný, P. Wiegert, et al. P. Pokorný, J. Borovička, and P. Brown. 2015. "On the age and formation mechanism of the core of the Quadrantid meteoroid stream." Icarus 261 100-117 [10.1016/j.icarus.2015.08.016]

    Pokorný, P., D. Vokrouhlický, D. Nesvorný, M. Campbell-Brown, and P. Brown. 2014. "DYNAMICAL MODEL FOR THE TOROIDAL SPORADIC METEORS." The Astrophysical Journal 789 (1): 25 [10.1088/0004-637x/789/1/25]

    Pokorný, P., and D. Vokrouhlický. 2013. "Öpik-type collision probability for high-inclination orbits: Targets on eccentric orbits." Icarus 226 (1): 682-693 [10.1016/j.icarus.2013.06.015]

    Vokrouhlický, D., P. Pokorný, and D. Nesvorný. 2012. "Öpik-type collision probability for high-inclination orbits." Icarus 219 (1): 150-160 [10.1016/j.icarus.2012.02.021]

    Nesvorny, D., D. Vokrouhlicky, P. Pokorny, and D. Janches. 2011. "Dynamics of Dust Particles Released from Oort Cloud Comets and Their Contribution to Radar Meteors." The Astrophysical Journal 743 (1): 37 [10.1088/0004-637X/743/1/37]

    Nesvorny, D., D. Janches, D. Vokrouhlicky, et al. P. Pokorny, W. F. Bottke, and P. Jenniskens. 2011. "Dynamical Model for the Zodiacal Cloud and Sporadic Meteors." The Astrophysical Journal 743 (2): 129 [10.1088/0004-637X/743/2/129]

                                                                                                                                                                                            
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