(listed in alphabetical order of the surname)
| Name | Country | Lecture |
|---|---|---|
| Tom Alderweireldt | Belgium | - |
| Sven Andersson | Germany | - |
| Pascal Andre | France | - |
| Plekhanov Andrey | Germany | - |
| Rainer Anton | Germany | - |
| Michel BOUTET | France | - |
| Pierre Barroy | France | - |
| Pietro Baruffetti | Italy | - |
| Karl-Ludwig Bath | Germany | - |
| Wolfgang Beisker | Germany | - |
| Goffin Benoit | Belgium | - |
| Stefan Benz | Germany | - |
| Pierre-Michel Bergé | France | - |
| Christoph Bittner | Germany | - |
| Greg Bolt | Australia | - |
| Eliud Bonilla | USA | - |
| Maciej Borkowski | Polska | - |
| Felipe Braga Ribas | Brazil | - |
| Emmanuel Brochard | France | - |
| Henk Bulder | Netherlands | - |
| Wojciech Burzyński | Poland | 1.: The Cartes du Ciel (Sky Chart) Addin for Occult Watcher 2.: Propus graze occultation mystery - the history of an observation. 3.: Announcing ESOP 2021 in Bialystok (Poland) |
| Marco Caleffi | Italy | - |
| Ricard Casas | Catalonia | - |
| Alexandre Cazaux | France | - |
| Andres Chapman | Argentina | - |
| Claudio Costa | Italia | - |
| Gerhard Dangl | Austria | - |
| Peter Delincak | Slovakia | - |
| Josselin Desmars | France | PHEMU 2021: Mutual Phenomena of Jupiter satellites in 2021 |
| Alfons Diepvens | Belgium | - |
| Andreas Dill | Belgium | - |
| Patrick Ditz | France | - |
| Jean-Louis Dumont | France | - |
| David Dunham | USA | Improvement of Asteroid Orbits for and with Asteroidal Occultations |
| Chad Ellington | Germany / USA | - |
| Peter Enskonatus | Germany | - |
| Leonard Entwisle | United Kingdom | - |
| Thomas Marshall Eubanks | USA | - |
| João Ferreira | France | Performance of occultation astrometry with Gaia DR2 |
| Kai Getrost | United States | - |
| Edwin Goffin | Belgium | - |
| Altair Gomes-Júnior | Brazil | Occultations by Irregular Satellites of the Giant Planets |
| Kevin Green | United States | - |
| Joe Grida | Australia | - |
| Konrad Guhl | Germany | - |
| Werner Hasubick | Germany | - |
| Tim Haymes | UK | - |
| Dave Herald | Australia | Asteroidal occultations: Results from 2019 |
| Reiner Hopfer | Germany | - |
| Jost Jahn | Germany | - |
| coliac Jean-françois | France | - |
| Adrian Jones | UK | - |
| Björn Kattentidt | Germany | - |
| Simon Kidd | UK | - |
| Yucel Kilic | Turkey | OccultPortal: a web-based platform for data collection and analysis of stellar occultations |
| Bernd Klemt | Germany | - |
| Oliver Klös | Germany | Highlights of Stellar Occultations by Asteroids with Moons in 2021 in Europe and Special Events for North America & Australasia |
| Detlef Koschny | Netherlands | - |
| Roman Kostenko | Ukraine | - |
| Stavros Koukiaris | Greece | - |
| Mike Kretlow | Germany | Occultations and the Size and Density of Asteroids |
| Sławomir Kruczkowski | Poland | - |
| Jiří Kubánek | Czechia | - |
| Salvatore Lamina | Italia | - |
| Alberto Latini | Italia | - |
| Victor Lattari | Brazil | - |
| Roger Laureys | Belgium | - |
| Arnaud Leroy | France | - |
| Luana Liberato | Brazil | - |
| Peter Lindner | Germany | - |
| Paul D. Maley | USA | DESCENDING INTO THE SMALLEST DEPTH OF AN ASTEROID OCCULTATION |
| Luis Mansilla | Argentina | - |
| Anna Marciniak | Poland | Modelling and scaling neglected asteroids |
| Jordi Marco | Spain | - |
| Stefan Meister | Switzerland | - |
| Brian Mills | UK | - |
| Jan Mánek | Czech Republic | - |
| Peter Nosworthy | Australia | - |
| Michael OConnell | Ireland | - |
| Johannes M. Ohlert | Germany | - |
| Frederic Pailler | France | - |
| Carlos Perelló | Spain | - |
| Jean-Francois Pittet | Germany | - |
| Miroslav Polacek | Czech Republic | - |
| Jiří Polák | Czech Republic | - |
| Alex Pratt | United Kingdom | 2 positive asteroidal occultations within 10 minutes |
| Robert Purvinskis | Germany | GOcEcl - a new deep asteroid occultation feed for larger apertures |
| Udo Reffke | Germany | - |
| Andrea Richichi | Thailand/Italy | Latest developments and results at professional observatories |
| Eberhard Riedel | Germany | - |
| Derek Robson | United Kingdom | - |
| Pier-Francesco Rocci | France | - |
| Thomas Rolfes | Germany | - |
| Flavia Rommel | Brasil | - |
| Wolfgang Rothe | Germany | - |
| Gérald Rousseau | France | - |
| Michael Rushton | United Kingdom | - |
| Hamadouche Sami | France | - |
| Toni Santana-Ros | Catalonia | - |
| Pablo Santos-Sanz | Spain | Announcing ESOP 2022 in Granada (Andalucía/Spain) |
| Carles Schnabel | Catalonia | Announcing ESOP 2022 in Granada (Andalucía/Spain) |
| Andreas Schweizer | Switzerland | - |
| Antoni Selva | Spain | - |
| Marc Serrau | France | - |
| Rafael Sfair | Brazil | - |
| Bruno Sicardy | France | Stellar occultations and the Lucky Star project |
| Costantino Sigismondi | Italy | The partial and nearly grazing solar eclipse of June 21, 2020 and solar diameter measurements |
| Nick Sioulas | Greece | - |
| Peter C. Slansky | Deutschland | - |
| Damya Souami | France | - |
| Julio Spagnotto | Argentina | - |
| Paolo Tanga | France | - |
| Andreas Tazreiter | Austria | - |
| Andreas Tegtmeier | Germany | - |
| Vagelis Tsamis | Greece | |
| Cesar VALENCIA GALLARDO | France | Precise timing with digital cameras. |
| Jef Van Camp | Belgium | - |
| Serge Vasseur | France | - |
| Roger Venable | USA | - |
| George Viscome | USA | - |
| Gerhard Volk | Germany | - |
| Derrick Ward | UK | - |
| Hiroyuki Watanabe | Japan | - |
| Dr. Christian Weber | Germany | 1. Experiences from DVTI Camera Beta Tests 2. QHY174GPS Firmware-Upgrade - Implementation and Benefits |
| Herman Willaert | Belgium | - |
| Jan Maarten Winkel | The Netherlands | - |
| Nikolai Wuensche | Germany | - |
| Patrick Wullaert | France | - |
| Burçak YEŞİLIRMAK | Turkey | - |
| Marek Zawilski | Polska | - |
| Petr Zelený | Czechia | - |
| Henk de Groot | The Netherlands | - |
| Ismail Çarkacı | Germany | - |
| and 3 others. | ||