GEOS Meeting 2027 in Marseille
Organization
The 2027 GEOS Meeting will be held in Marseille, France, on 27–28 February 2027, bringing together observers and researchers interested in variable stars for two days of presentations, discussions and exchanges.
The meeting will take place at Marseille Observatory (Association Andromède), Allée Jean-Louis Pons, 13004 Marseille.
Sessions will be held on Saturday 27 February and Sunday 28 February, from 09:00 to 18:00 CET. As in previous GEOS meetings, the main topic will be the observation and study of variable stars.
The official language of the meeting will be English, although contributions and informal discussions in other languages will also be welcome.
Programme
The detailed programme is currently being prepared and will be updated as contributions are confirmed.
The meeting will run over two days, with scientific sessions, contributed presentations, discussion periods and round tables.
SATURDAY 27 FEBRUARY
09:00 · Welcome
09:30 · SESSION 1
- 09:30 · J. F. Le Borgne · Welcome Talk
- 09:45 · TBD
- 10:15 · TBD
10:45 · Coffee break
11:00 · SESSION 2
- 11:00 · TBD
- 11:30 · TBD
- 12:00 · TBD
12:30 · Lunch
14:00 · SESSION 3
- 14:30 · TBD
- 15:00 · TBD
- 15:30 · TBD
16:00 · Coffee break
16:15 · SESSION 4
- 16:15 · TBD
- 16:45 · TBD
- 17:15 · Round-table discussion: Use of smart telescopes for bright variable star observations and the GEOS programme. Moderator: Guy Boistel (TBC)
18:00 · End of Saturday sessions
20:00 · Group dinner (venue TBD)
SUNDAY 28 FEBRUARY
09:00 · SESSION 5
- 09:00 · TBD
- 09:30 · TBD
- 10:00 · Round-table discussion (TBC)
10:30 · Coffee break
10:45 · SESSION 6
- 10:45 · Round-table discussion (TBC)
- 11:15 · GEOS administration, J. F. Le Borgne (TBC)
12:00 · Lunch (venue TBD)
14:00 · SESSION 7
- 14:30 · TBD
- 15:00 · TBD
- 15:30 · TBD
16:00 · Coffee break
16:15 · SESSION 8
- 16:15 · TBD
- 16:45 · TBD
- 17:15 · Round-table discussion (TBC)
Registration
Participation in the GEOS Meeting is free of charge. Participants are responsible only for the cost of their own meals.
To register, please send an email to:
jean-francois.leborgne@utoulouse.fr
guy.boistel@orange.fr
Confirmed Attendees to date:
- Jean-Jean-Baptiste Marquette
- Robert Dequinze
- Roland Boninsegna
- Guy Boistel
- Joseph Remis
- Jean-François Le Borgne
- Miguel Rodríguez
- Marc Serrau
Would you like to give a talk?
Participants wishing to give a presentation are invited to send a title and abstract to:
jean-francois.leborgne@utoulouse.fr
guy.boistel@orange.fr
Presentations are currently planned for approximately 30 minutes, including questions. The duration may be adjusted depending on the number of proposed contributions.
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SATURDAY DINNER
A group dinner will be organised at a restaurant on Saturday evening. If you would like to take part, please indicate the number of people in your party when registering.
Venue
The meeting will take place at the Marseille Observatory, the former astronomical observatory of Marseille, now managed by Association Andromède, who will host the GEOS Meeting.
Marseille Observatory
Association Andromède
Allée Jean-Louis Pons
13004 Marseille, France
The entrance is located on Allée Jean-Louis Pons and can be reached either from Boulevard Cassini or through Parc Longchamp. The park is open from 09:00 to 19:00.


TRAVEL & GETTING TO THE OBSERVATORY
Marseille is easily accessible by train and air. Marseille Saint-Charles, the city’s main train and bus station, is located in the city centre. Marseille Provence Airport (MRS) is approximately 20 km from central Marseille, and a regular shuttle service connects the airport with Gare Saint-Charles.
PUBLIC TRANSPORT IN MARSEILLE
The urban public transport network is operated by RTM and includes metro, tram and bus services. Short-term passes are available for visitors.
GETTING TO MARSEILLE OBSERVATORY
The observatory is approximately a 20-minute walk from Saint-Charles train station.
By public transport, the nearest stops are:
- Metro: Line 1, Cinq Avenues / Longchamp, two stops from Saint-Charles station.
- Tram: Line T2, Longchamp.
- Bus: Cinq Avenues / Longchamp, lines 6, 7, 7B, 7T, 42, 42T and 81.
The observatory can be accessed from Allée Jean-Louis Pons, either via Boulevard Cassini or through Parc Longchamp.


ACCOMMODATION
A wide range of hotels is available close to the meeting venue and in central Marseille.
One convenient option is the Ibis Marseille Centre Gare Saint-Charles, located next to Marseille Saint-Charles railway station. The hotel is approximately 1.4 km from the meeting venue, about a 20-minute walk.
Participants are, of course, free to choose any accommodation that best suits their needs.
CONTACT
For further information about the GEOS Meeting 2027 in Marseille, please contact the organising team:
Jean-François Le Borgne
jean-francois.leborgne@utoulouse.fr
Guy Boistel
guy.boistel@orange.fr
Organisation: GEOS


