ZTF Alerts and Follow-up Stephen Ridgway NOAO Following-up LSST Alerts Breakout August 16, 2018 #lsst2018 #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 1
The ZTF Survey Project Zwicky Transient Facility - A camera and survey with the Palomar Samuel Oschin Schmidt Telescope - Sequel to PTF (Palomar Transient Facility) - PI: Shri Kulkarni - Co-PI: Thomas Prince - Proj Sci: Mathew Graham - Survey Sci: Eric Bellm - https://www.ztf.caltech.edu/ #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 2
ZTF Collaborators - Caltech - IPAC - Weizmann Institute for Science - Oskar Klein Center at Stockholm University - University of Maryland - University of Washington, - Deutsches Elektronen-Synchrotron and Humboldt University - Los Alamos National Laboratories - TANGO Consortium of Taiwan - University of Wisconsin at Milwaukee - Lawrence Berkeley National Laboratories. #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 3
NSF MSIP Matching Support - Enables • Public ZTF surveys • Public alert production • Annual data releases - First, ~June 2019 - Managed by IPAC • Annual summer schools. #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 4
The Zwicky Transient Facility - A 47 square degree camera on the Palomar 48- inch Schmidt telescope - 24K x 24K camera - Median image quality 2” full field – 1”/pixel - Can survey 3750 deg 2 per hour - Median depth of R=20.5 #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 5
The ZTF Transient Sky Survey • A 3 year survey in g and r • Began June 2018 • Currently producing up to 100K alerts per night • Private and public survey programs and cadences #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 6
The ZTF Public Survey - The Northern Sky survey with a pair of visits in g and r every 3 nights - The Galactic Plane survey with nightly visits in g and r - Catalog and images – first release ~June 2019 - Alerts streaming now #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 7
Options for the ZTF Alert Stream - Bulk daily download (tar file) - Selected event publication • ATEL - http://www.astronomerstelegram.org/ • TNS - https://wis-tns.weizmann.ac.il/ - Kafka feed (Kafka is a platform that is used publish and subscribe to streams of records) – contact ZTF - Las Cumbres Observatory web interface - Make Alerts Really Simple (MARS) - https://mars.lco.global - LSST-UK transient broker LASAIR - public interface: http:// lasair.roe.ac.uk/candlist/ - (Jan 2019) – ANTARES begins ops with ZTF – watch NOAO Currents and Proposal Information #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 8
Snap from LCO MARS Search fields - JD, Time - ID - Filter - Position (Equat, Gal) - Nearby Obj - Mag, sigma - Delta mag - Star class #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 9
Alert Follow-up - NOAO Telescope Allocation Process • Currently offering competed community access to LCO 1 and 2-m telescopes • Shared-risk proposals for follow-up observing on NOAO- scheduled facilities of ZTF alerts are welcome now • End-to-end - see Bryan Miller presentation in this session for details - ANTARES alert processing - AEON scheduling - SOAR Goodman spectrograph access - Extension to Gemini in development #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 10
ZTF Community Science Advisory Committee - Marcel Aguerros (Columbia University) - Todd Boroson (LCO) Please share with us - Mukremin Kilic (University of your experience with Oklahoma) ZTF and your - Juna Kollmeier (Carnegie Observatories) ambitions for the - Maryam Modjaz (NYY) public survey - Marc Pinsonneault (Ohio State University) - Stephen Ridgway (NOAO). #lsst2018 LSST Project and Community Workshop 2018 • Tucson • August 13 - 17 11
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