{"id":{"repo_id":"mit","oai_identifier":"oai:dspace.mit.edu:1721.1/51596"},"canonical_url":"https://search.dev.ndltd.org/etd/mit/oai:dspace.mit.edu:1721.1/51596","repository":{"repo_id":"mit","name":"MIT","base_url":"https://dspace.mit.edu/oai/request"},"display":{"title":"CCD photometric precision for the Transiting Exoplanet Survey Satellite (TESS)","abstract":"We seek to fully characterize all noise contributions along the CCD and electronics signal path specific to the equipment to be used on board the TESS all-sky space observatory. We adjust physical variables in such a way as to minimize this noise and achieve a photometric precision limited in large part by shot noise. Ultimately, the goal is to demonstrate in the lab, by analyzing photon data generated by LED simulated stars and using relative photometric techniques, that TESS CCDs and electronics are capable of performing photometry at the 100ppm (parts per million) level as required by the goals of the space mission. In our investigation, we are limited by unusually high readout noise in the CCD electronics but still able to achieve reliable sub-200ppm level photometry in the lab.","abstract_html":"We seek to fully characterize all noise contributions along the CCD and electronics signal path specific to the equipment to be used on board the TESS all-sky space observatory. We adjust physical variables in such a way as to minimize this noise and achieve a photometric precision limited in large part by shot noise. Ultimately, the goal is to demonstrate in the lab, by analyzing photon data generated by LED simulated stars and using relative photometric techniques, that TESS CCDs and electronics are capable of performing photometry at the 100ppm (parts per million) level as required by the goals of the space mission. In our investigation, we are limited by unusually high readout noise in the CCD electronics but still able to achieve reliable sub-200ppm level photometry in the lab.","abstract_has_math":false,"creators":["Liu, Lulu"],"institution":"Massachusetts Institute of Technology","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":"Massachusetts Institute of Technology. Dept. of Physics.","school":null,"contributors":[],"advisors":["George R. Ricker."],"committee_chairs":[],"committee_members":[],"year":2009,"date_issued":"2009","date_published":"2009","updated_at":"2026-07-22T22:20:59Z","subjects":["Physics."],"languages":["eng"],"rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission."],"rights_urls":["http://dspace.mit.edu/handle/1721.1/7582"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/1721.1/51596","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["George R. Ricker."]},{"key":"dc:contributor.department","label":"Department","values":["Massachusetts Institute of Technology. Dept. of Physics."]},{"key":"dc:contributor.other","label":"Dc Contributor Other","values":["Massachusetts Institute of Technology. Dept. of Physics."]},{"key":"dc:creator","label":"Author","values":["Liu, Lulu"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2010-02-09T16:49:20Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2010-02-09T16:49:20Z"]},{"key":"dc:date.issued","label":"Date","values":["2009"]},{"key":"dc:publisher","label":"Institution","values":["Massachusetts Institute of Technology"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Physics."]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission."]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://dspace.mit.edu/handle/1721.1/7582"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/1721.1/51596"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Physics, 2009.","Includes bibliographical references (leaves 40-41)."]},{"key":"dc:description.abstract","label":"Abstract","values":["We seek to fully characterize all noise contributions along the CCD and electronics signal path specific to the equipment to be used on board the TESS all-sky space observatory. We adjust physical variables in such a way as to minimize this noise and achieve a photometric precision limited in large part by shot noise. Ultimately, the goal is to demonstrate in the lab, by analyzing photon data generated by LED simulated stars and using relative photometric techniques, that TESS CCDs and electronics are capable of performing photometry at the 100ppm (parts per million) level as required by the goals of the space mission. In our investigation, we are limited by unusually high readout noise in the CCD electronics but still able to achieve reliable sub-200ppm level photometry in the lab."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["S.B."]},{"key":"dc:title","label":"Title","values":["CCD photometric precision for the Transiting Exoplanet Survey Satellite (TESS)"]}]}],"canonical_facts":{"dc:contributor.advisor":["George R. Ricker."],"dc:contributor.department":["Massachusetts Institute of Technology. Dept. of Physics."],"dc:contributor.other":["Massachusetts Institute of Technology. Dept. of Physics."],"dc:creator":["Liu, Lulu"],"dc:date.accessioned":["2010-02-09T16:49:20Z"],"dc:date.available":["2010-02-09T16:49:20Z"],"dc:date.issued":["2009"],"dc:description":["Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Physics, 2009.","Includes bibliographical references (leaves 40-41)."],"dc:description.abstract":["We seek to fully characterize all noise contributions along the CCD and electronics signal path specific to the equipment to be used on board the TESS all-sky space observatory. We adjust physical variables in such a way as to minimize this noise and achieve a photometric precision limited in large part by shot noise. Ultimately, the goal is to demonstrate in the lab, by analyzing photon data generated by LED simulated stars and using relative photometric techniques, that TESS CCDs and electronics are capable of performing photometry at the 100ppm (parts per million) level as required by the goals of the space mission. In our investigation, we are limited by unusually high readout noise in the CCD electronics but still able to achieve reliable sub-200ppm level photometry in the lab."],"dc:description.degree":["S.B."],"dc:identifier.uri":["http://hdl.handle.net/1721.1/51596"],"dc:language.iso":["eng"],"dc:publisher":["Massachusetts Institute of Technology"],"dc:rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission."],"dc:rights.uri":["http://dspace.mit.edu/handle/1721.1/7582"],"dc:subject":["Physics."],"dc:title":["CCD photometric precision for the Transiting Exoplanet Survey Satellite (TESS)"],"dc:type":["Thesis"]},"updated_at":"2026-07-22T22:20:59Z"}