Zwicky Transient Facility
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Mission Characteristics
| Description: | ZTF is a fully-automated, wide-field survey aimed at a systematic exploration of the optical transient sky. |
| Survey Coverage: | Approximately 25,000 to 30,000 square degrees, the Northern sky visible from Palomar Observatory. |
| Survey Duration: | Since 2018-03-17 |
| Telescope: | Samuel Oschin Telescope 48-inch Schmidt at Palomar |
| Instruments: | 16 6k x 6k CCDs filling the focal plane with a 47 sq. deg. field of view. |
| Filters: | ZTF_g, ZTF_r, ZTF_i |
| Acknowledgement: | Supported by the National Science Foundation under Grants No. AST-1440341 and AST-2034437 and a collaboration including current partners Caltech, IPAC, the Oskar Klein Center at Stockholm University, the University of Maryland, University of California, Berkeley , the University of Wisconsin at Milwaukee, University of Warwick, Ruhr University, Cornell University, Northwestern University and Drexel University. Operations are conducted by COO, IPAC, and UW. |
| Canonical Papers: | ZTF Science Data Processing System: Masci et al. (2019) ZTF Technical Specifications and Survey Design: Bellm et al. (2019) |
| Data Releases: |
Latest: Data Release 22, 2024-09-18 Prior: Previous Releases |
IRSA Services
| Image Access | Interactive access to ZTF data. |
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| Catalog Query | Access the ZTF catalogs through IRSA's Catalog Search service. Lightcurve results can be sent to IRSA's Time Series Tool. |
| Moving Object Search Tool (MOST) | Determine the orbit for a given solar system object then find ZTF images that covered the object's predicted positions at their observation epochs. |
| Time Series Tool | Plot time series data, view associated images, find period, and phase fold. This tool is also accessible through the Catalog Search. |
| Browse Data | Browseable directories of ZTF data. See metadata documentation. |
| Image/Catalog File Program Interface | API documentation to create scripts to query and retrieve ZTF data products, including cutouts. |
| Image Metadata | Descriptions of the metadata that describe the ZTF images. These metadata are used in both the API and web GUI. |
| Lightcurve Program Interface | API documentation for ZTF lightcurve data. |
| Lightcurve Bulk Download | Bulk download of ZTF lightcurves in Parquet format (Documentation in Section 12c of release notes). |
Other Resources
| ZTF Data Release 22 summary and guide |
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| ZTF Explanatory Supplement |
| ZTF Home Page |
| ZTF Forced-Photometry User Guide |