| Name | BEETLE 2 - Biological clocks of beetles: reactions of free-running circadian rhythms to spaceflight conditions |
| Operational Nomenclature | BEETLE 2 |
| URL | https://hreda.esac.esa.int/hreda/#/pages/investigation;investigationAcronym=BEETLE2_RETR |
| DOI | https://doi.org/10.57780/esa-5dwbq0y |
| Platform | Retrievable Facilities |
| HRE-E3P Category | Biology |
| Mission | Foton 11 |
| Team Coordinator Name | A. M. Alpatov, Wop J. Rietveld |
| Version | 1.0 |
| Publication | A. M. Alpatov, 1992, Circadian rhythms in a long-term duration space flight, Adv. Space Res., Vol. 12, No. 1, 249-252 A. M. Alpatov, WJ Rietveld, LB Oryntaeva, 1994, Impact of microgravity and hypergravity on free-running circadian rhythm of the desert beetle Trigonoscelis gigas Reitt, Biological Rhythm Research, Vol. 25, No. 2, 168-177 A. M. Alpatov, MG Tairbekov, IA Ushakov, 1991, Gravitational biology experiments aboard the biosatellites Cosmos #1887 and #2044, Physiologist, Vol. 34, No. 1, 78-79 A. M. Alpatov, WJ Rietveld, LB Oryntaeva, AA Putilov, 1994, Properties of the two-peak free running circadian rhythm of locomotor activity of the sand desert beetle Trigonoscelis gigas Reitt, Biological Rhythm Research, Vol. 25, No. 2, 153-167 |
| Temporal Coverage | 1997-10-09T00:00:00Z/1997-10-23T00:00:00Z |
| Mission Description | The HRE Data Archive (HREDA) collects information and data of investigations funded or co-funded by ESA’s Directorate for Human and Robotic Exploration (HRE) and performed on microgravity and ground-based facilities since 1972. |
| Creator Contact | https://hreda.esac.esa.int/hreda/#/pages/help/contact |
| Date Published | 2023-12-21T13:18:09Z |
| Last Update | 2025-09-10 |
| Publisher And Registrant | European Space Agency |
| Credit Guidelines | European Space Agency, 2023, 'BEETLE 2', 1.0, European Space Agency, https://doi.org/10.57780/esa-5dwbq0y |