Lecture about meteorology in Hvar elementary school

Written by Jaša Čalogović Thursday, 26 April 2018 13:41

On 24th April, dr. sc. Jaša Čalogović gave a lecture about the meteorology (“Meteorologija – kako prognozirati kakvo će vrijeme biti u Hvaru?”) in the Hvar elementary school. After the lecture the pupils were divided in several groups and a small quiz related to meteorology was organized. Beside the questions, pupils became the synoptic map of the Europe with aim to make alone the weather forecast for Hvar. The symbolic prizes (sweets and chocolate) were given to the best teams that obtained the highest number of points in quiz.

ISSI workshop in Bern

Written by Jaša Čalogović Monday, 16 April 2018 23:45

From April 8 to 13, 2018 Bojan Vršnak attended the International Team Meeting of the team Manuel Luna: "Large-Amplitude Oscillations as a Probe of Quiescent and Erupting Solar Prominences", held at the International Space Science Institute (ISSI) in Bern, Switzerland. Bojan Vršnak tasks were related to the oscillations of prominence-carrying magnetic flux ropes, implications for the stability and loss of equilibrium. He also gave a talk on physical background of prominence oscillations entitled "Coronal and Prominence Diagnostics based on Prominence Oscillations".

Public lecture about solar eruptive activity

Written by Jaša Čalogović Sunday, 25 March 2018 00:00

On March 22, 2018, Bojan Vršnak gave a public lecture on the physical background of eruptive processes on the Sun. The lecture held at the public library "Bogdan Ogrizović" was organized by Croatian Natural Society (Hrvatsko prirodoslovno društvo, HPD). In the lecture entitled "Solar Eruptive Activity" (Sunčeva eruptivna aktivnost), he presented basic mechanisms that cause various forms of solar eruptions, their space-weather consequences and effects in geospace. Pictures from lecture are available here. 

Winter fairytale at Hvar Observatory

Written by Jaša Čalogović Thursday, 01 March 2018 00:00

Snow at Hvar and other islands in Dalmatia is quite rare and it happens just for a short time usually once in few years. Cold weather in Europe at the end of February followed with north and cold wind Bora was the reason for snow on Hvar and other nearby islands. It is quite strange to experience Hvar in such white winter atmosphere and we publish several pictures from 27 February to illustrate that.

Picture Gallery

Space weather lecture at Croatian Academy of Sciences and Arts

Written by Jaša Čalogović Friday, 02 February 2018 00:00

On January 24, 2018, Bojan Vršnak gave a public lecture on the space weather, organized by Croatian Academy of Sciences and Arts and Croatian Science Foundation, on the occasion of receiving the international award Kristian Birkeland Medal for Space Weather and Space Climate. In the lecture entitled "Influence of Solar Activity on the Earth", he presented the history and basic objectives of space-weather, as well as the related research activity at the Hvar Observatory.

Dr. Bojan Vršnak received the eminent international prize for outstanding scientific research in the field of space weather

Written by Jaša Čalogović Tuesday, 28 November 2017 00:00

On Monday, November 27, 2017, during the 14th European Space Weather Week, held in the Belgian town Oostende, Dr. Bojan Vršnak was awarded with the eminent international award "Kristian Birkeland Medal" for outstanding scientific contributions to the space weather and space climate. This award is given every year since 2013 to the best scientists by the European Space Agency, the Belgian Solar-Terrestrial Center of Excellence and the Space Weather Working Team, in collaboration with the scientific magazine Journal of Space Weather and Space Climate.

Read more: Dr. Bojan Vršnak received the eminent international prize for outstanding scientific research in the field of space weather

XVth Hvar Astrophysical Colloquium

Written by Jaša Čalogović Sunday, 01 October 2017 00:00

XVth Hvar Astrophysical Colloquium "45 years of Hvar Observatory and 20 years of ACT: The role of 1-m class telescopes now and in the future" will be organized from 17 to 20 October 2017 in Hotel Amfora, Hvar, Croatia. The meeting is held under the auspices of the Croatian Astronomical Society and sponsored by the Ministry of Science and Education, Republic of Croatia. The scientific sessions will include following topics: scientific results of the 1-m ACT in past 20 years, possibilities for upgrade and future observing plans, current and future collaborations.

Scientific programme

Hvar Observatory organized for the third time the Festival of Science in Hvar

Written by Jaša Čalogović Sunday, 07 May 2017 00:00

From 25th to 27th April in the town Loggia, together with the Hvar Primary School, Split Institute of Oceanography and Fishery and Hvar High School the Festival of Science was organized for the third time in Hvar. The theme of 15th Science Festival was "time" in a chronological or meteorological sense.

Read more: Hvar Observatory organized for the third time the Festival of Science in Hvar

Hvar Observatory in VarSITI newsletter

Written by Jaša Čalogović Tuesday, 28 March 2017 13:28

In the VarSITI Newsletter Vol. 12 (February 2017), an overview paper on the role of the Hvar Observatory in establishing the Work Group 2 (WG2) of the ISEST project was published (B. Vršnak: "An introduction on ISEST: Working Group on Theory"). As a leader of WG2, B. Vršnak emphasized the importance of the ISEST (International Study of Earth-Affecting Solar Transients) kick-off meeting held at Hvar in June 2013, and summarized the main objectives, tasks and current research activities of WG2.

Public lecture about Space Weather for Rotary Club Zagreb

Written by Jaša Čalogović Tuesday, 28 March 2017 12:43

On March 21, 2017, Bojan Vršnak gave in Hotel Esplanade Zagreb a public lecture on the space weather for the Rotary Club Zagreb. In the lecture entitled "Space Weather: How to Predict Solar Storms?" ('Svemirska meteorologija': Kako predvidjeti Sunčeve oluje?), he presented basic space-weather objectives, as well as the related research activity at the Hvar Observatory.