ASpekt 2025
Annual Conference in Erkrath: 3-5 October 2025
Are you interested in astronomical spectroscopy? Do you want to know what and how? Are you experienced in astrospectroscopy? Do you want to share your latest results and knowledge?
Join ASpekt 2025 in Erkrath, Germany, October 3rd-5th 2025.
The spectroscopy section of Vereinigung der Sternfreunde e.V. and Arbeitskreis Sternfreunde Lübeck e.V. invite everyone interested in astrospectroscopy and related areas to the annual ASpekt conference. The conference offers the ideal platform for beginners, advanced and professionals for a personal exchange about spectroscopy in astronomy.
Conference Venue:
The conference takes place at the Office Center in Erkrath (https://www.officecenter-erkrath.de/), Niermannsweg 11-15, 40699 Erkrath-Unterfeldhaus. The venue is wheelchair accessible. Unmarked parking spaces in the courtyard may be used. A bus stop with connections from Erkrath station, Düsseldorf city center, or Hilden is located directly in front of the building.
Program infos:
The program committee asks for contributions to astronomical spectroscopy, which can range from instrumentation to practical observation and interpretation to theory. Presentations take place as lectures either directly on site or virtually via Zoom. Poster presentations and equipment demonstrations are welcome too.
Please provide the title of your presentation (including planned speaking time), poster, or equipment demonstration, as well as a short abstract for publication in the conference program.
The conference languages are German and English. The program committee recommends that all German-speaking presenters prepare their presentations and posters in English as well. The conference will begin on Friday evening at 7 PM with a welcome reception at the Stellarium Erkrath (www.snh.nrw).
Friday 3rd October (Stellarium Erkrath)
| 7:00 pm | Welcome event at Stellarium Erkrath |
Saturday 4th October (Officecenter)
| 10:00 am | Welcome / Overview | G. Piehler |
| 10:10 am | Applications of slitless spectroscopy | U. Zurmühl |
| 10:55 am | Spectroscopic study of the circumstellar gas in the Algol system (β Per) | B. Bitnar, K. Wolf |
| 11:40 am | Doppler shift in spectroscopy | H. Pühringer |
| 12:15 pm | Lunch break | |
| 2:00 pm | Blind Spots of the Cosmos: Mapping from Einstein to Dark Energy with DESI Spectra | S. Brieden, B. Vos |
| 3:15 pm | Hot Stars behind gratings | B. Harnisch |
| 3:45 pm | Coffee break | |
| 4:15 pm | How can the programming language PYTHON help the spectroscopist? | L. Schanne |
| 5:15 pm | Echelle spectra | J. Wierzbowski |
| 6:00 pm | ShellSpec - Schnörringen High-Resolution Echelle Spectrograph | T. Eversberg |
| 6:30 pm | End |
Sunday 5th October (Officecenter)
| 10:00 am | Spectroscopic activities at the VEGA Observatory / Salzburg | H. Pühringer |
| 10:30 am | Spectroscopic investigations of comets (via Zoom) | U. Pilz |
| 11:15 am | BE stars (via Zoom) | J. Labadie-Bartz |
| 12:00 pm | Lunch break | |
| 1:30 pm | Group meeting | FG members only |
| 3:30 pm | End |
Conference Costs:
The conference fee is 65 euros. Students receive a discount. The fee includes conference room rental and a selection of beverages during breaks. The bank account details for the transfer will be announced via email. Participants are responsible for arranging their own meals and accommodation. A list of accommodation options in Erkrath can be found further below.
Registration:
You can register without obligation by emailing fg-spektroskopie@ktkmail.de. Please include "Registration ASpekt 2025" in the subject line. Further updates will be distributed via email newsletter. The final deadline for binding registration is July 31, 2025. If the number of participants exceeds 40, a waiting list will be established. If you have any further questions, please contact Dr. Georg M. Piehler (gpiehler@rz-online.de).
Schedule:
July 31 – Deadline for registration
August 1 – Deadline for presentation and poster abstract submissions
September 15 – Final conference program
October 3–5 – ASpekt 2025
Accommodation:
Accommodation options in Erkrath and the surrounding area (non-binding list):
Fabrikantenvilla (located in Erkrath)
Phone: +49 (0)163 2851967, Email: mail@fabrikantenvilla.com
Website: http://fabrikantenvilla.com
Wahnenmühle (located in Hochdahl)
Phone: +49 (0)2104 139 9332, Email: info@wahnenmuehle.de
Website: http://www.wahnenmuehle.de
Fettehenne Gartenhotel (located in Hochdahl)
Phone: +49 (0)2104 13830, Email: gartenhotel@fettehennehotels.de
Website: https://www.gartenhotel-fettehenne.de
Hotel Garni Unterfeldhaus (located in Unterfeldhaus)
Phone: +49 (0)211 2099010, Email: email@hotel-unterfeldhaus.de
Website: http://www.hotel-unterfeldhaus.de
Das Kemperdick (located in Hochdahl)
Phone: +49 (0)2104 93474-0, Email: info@daskemperdick.de
Website: http://www.landgasthaus-kemperdick.de
Schöne Aussicht (located in Erkrath)
Phone: +49 (0)211 24320 (Bookings via phone only)
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