Legal notice

Information pursuant to § 5 DDG and § 18 (1) MStV (German law). The German version (Impressum) is the legally binding one.

Paul Jörn Giek
Pfaffenwaldring 66
70569 Stuttgart
Germany

Contact

Email: [email protected]

Responsible for the content

Responsible within the meaning of § 18 (2) MStV: Paul Jörn Giek, address as above.

Nature of this website

erow is a private, non-commercial model-rocketry project. This website contains no advertising, no affiliate links, no sponsored content, and offers no goods or services for sale.

Liability for content

The content of this website is prepared with care. No guarantee can nevertheless be given for its accuracy, completeness or currency. All statements describe the current state of a research and hobby project and may change without notice.

As a service provider I am responsible for my own content on these pages under the general laws. I am obliged to monitor transmitted or stored third-party information, or to investigate circumstances indicating unlawful activity, only to the extent provided by law. Obligations to remove or block the use of information under the general laws remain unaffected. Liability in this respect is only possible from the time a specific infringement becomes known. If I become aware of such infringements, I will remove the content concerned immediately.

Liability for links

This website contains links to external third-party websites (for example Instagram) over whose content I have no influence. I cannot accept any liability for that third-party content. The respective provider or operator of the linked pages is always responsible for their content. At the time of linking, no legal violations were apparent. Permanent monitoring of linked pages is not reasonable without concrete indications of an infringement. If I become aware of infringements, I will remove such links immediately.

Copyright

The content and works created by the site operator on this website (texts, photographs, videos, renderings, graphics, diagrams, animations) are subject to German copyright law unless marked otherwise. © 2026 Paul Jörn Giek / erow. Reproduction, editing, distribution and any kind of exploitation beyond the limits of copyright law require prior written consent. Downloads and copies of this site are permitted for private, non-commercial use only.

Software and documents offered on this website for viewing or download (for example Ground Control) may be used for your own private purposes. No further licence is granted unless expressly stated.

Where content on this website was not created by the operator, the copyrights of third parties are respected and such content is marked as such. If you nevertheless notice a copyright infringement, please let me know. If I become aware of infringements, I will remove such content immediately.

The name and logo "erow" are used by me as the project's mark. Use by third parties requires my consent.

Notice on model rocketry and pyrotechnics

This website documents a private development project. It is not a construction manual, a course, or an invitation to copy it. Model rocketry, propellant, pyrotechnic initiation and the operation of radio equipment are dangerous and subject to legal requirements, in particular explosives, hazardous-substances, aviation and radio law. Reproduction and testing may only be carried out with the necessary expertise, the required permits and approvals, and at your own risk.

Liability for damage arising from imitating or using the content described here is excluded as far as the law permits. Liability for intent and gross negligence, for injury to life, body or health, and under mandatory statutory provisions remains unaffected.

Data protection

Information on the processing of personal data is in the privacy notice.

Open-source components

This website serves the three.js library (MIT licence) and the fonts Archivo, Archivo Black and IBM Plex Mono (SIL Open Font License 1.1) from this server. No fonts or scripts are loaded from third parties. Licence texts are in /licenses/.

Last updated: October 2026