Acknowledgements

The authors gratefully acknowledge the support of the United States National Science Foundation (NSF) for the construction and operation of the LIGO Laboratory and Advanced LIGO as well as the Science and Technology Facilities Council (STFC) of the United Kingdom, the Max Planck Society (MPS), and the State of Niedersachsen/Germany for support of the construction of Advanced LIGO and construction and operation of the GEO 600 detector. Additional support for Advanced LIGO was provided by the Australian Research Council. The authors gratefully acknowledge the Italian Istituto Nazionale di Fisica Nucleare (INFN), the French Centre National de la Recherche Scientifique (CNRS) and the Foundation for Fundamental Research on Matter supported by the Netherlands Organisation for Scientific Research, for the construction and operation of the Virgo detector and the creation and support of the EGO consortium. The authors also gratefully acknowledge research support from these agencies as well as by the Council of Scientific and Industrial Research of India, Department of Science and Technology, India, Science & Engineering Research Board (SERB), India, Ministry of Human Resource Development, India, the Spanish Ministerio de Economía y Competitividad, the Conselleria d’Economia i Competitivitat and Conselleria d’Educació, Cultura i Universitats of the Govern de les Illes Balears, the National Science Centre of Poland, the FOCUS Programme of Foundation for Polish Science, the European Union, the Royal Society, the Scottish Funding Council, the Scottish Universities Physics Alliance, the Lyon Institute of Origins (LIO), the National Research Foundation of Korea, Industry Canada and the Province of Ontario through the Ministry of Economic Development and Innovation, the National Science and Engineering Research Council Canada, the Brazilian Ministry of Science, Technology, and Innovation, the Research Corporation, Ministry of Science and Technology (MOST), Taiwan and the Kavli Foundation. The authors gratefully acknowledge the support of the NSF, STFC, MPS, INFN, CNRS and the State of Niedersachsen/Germany for provision of computational resources.

This article has been assigned LIGO Document number External Link P1200087, Virgo Document number VIR-0288A-12.

	Abstract
1	Introduction
2	Commissioning and Observing Phases
	2.1	Commissioning and observing roadmap
	2.2	Envisioned observing schedule
3	Searches for Gravitational-Wave Transients
	3.1	Detection and false alarm rates
	3.2	Sky localization
4	Observing Scenario
	4.1	2015 – 2016 run (O1): aLIGO 40 – 80 Mpc
	4.2	2016 – 2017 run (O2): aLIGO 80 – 120 Mpc, AdV 20 – 60 Mpc
	4.3	2017 – 2018 run (O3): aLIGO 120 – 170 Mpc, AdV 60 – 85 Mpc
	4.4	2019+ runs: aLIGO 200 Mpc, AdV 65 – 130 Mpc
	4.5	2022+ runs: aLIGO (including India) 200 Mpc, AdV 130 Mpc
5	Conclusions
	Acknowledgements
A	Changes Between Versions
	A.1	Updates to detector commissioning
	A.2	Updates to sky localization
	References
	LIGO Scientific Collaboration and Virgo Collaboration
	Footnotes
	Figures
	Tables