[13] Robinet F 2015 Omicron: An Algorithm to Detect and Characterize Transient Noise in Gravitational-Wave Detectors https://tds.ego-gw.it/ql/?c=10651

[14] Chatterji S et al 2004 Multiresolution techniques for the detection of gravitational-wave bursts Class. Quantum Grav. 21 S1809

[15] Chatterji S K 2005 The search for gravitational wave bursts in data from the second LIGO science run *PhD Thesis* Massachusetts Institute of Technology

[16] Schumann W O 1952 Über die strahlungslosen Eigenschwingungen einer leitenden Kugel, die von einer Luftschicht und einer Ionosphärenhülle umgeben ist Z. Naturforsch. 7a 149

[17] Schumann W O 1952 Über die Dämpfung der elektromagnetischen Eigenschwingungen des Systems Erde-Luft—Ionosphäre Z. Naturforsch. 7a 250

[18] Thrane E et al 2013 Correlated magnetic noise in global networks of gravitational-wave detectors: observations and implications Phys. Rev. D 87 123009

[19] Braginsky V B et al 2006 Notes about noise in gravitational wave antennas created by cosmic rays Phys. Lett. A 350 1–4

[20] Abreu P et al (Pierre Auger Collaboration) 2011 The lateral trigger probability function for the ultra-high energy cosmic ray showers detected by the Pierre Auger Observatory Astropart. Phys. 35 266–76

[21] Aasi J et al (LIGO Scientific Collaboration and Virgo Collaboration) 2015 Characterization of the LIGO detectors during their sixth science run Class. Quantum Grav. 32 115012

[22] Christensen N 2010 LIGO S6 detector characterization studies Class. Quantum Grav. 27 194010

[23] McIver J 2012 Data quality studies of enhanced interferometric gravitational wave detectors Class. Quantum Grav. 29 124010

[24] Macleod D et al 2012 Reducing the effect of seismic noise in LIGO searches by targeted veto generation Class. Quantum Grav. 29 055006

[25] Smith J R et al 2011 A hierarchical method for vetoing noise transients in gravitational-wave detectors Class. Quantum Grav. 28 235005

[26] Isogai T et al 2010 Used percentage veto for LIGO and Virgo binary inspiral searches J. Phys.: Conf. Ser. 243 1

[27] Essick R et al 2013 Optimizing vetoes for gravitational-wave transient searches Class. Quantum Grav. 30 155010

[28] Biswas R et al 2013 Application of machine learning algorithms to the study of noise artifacts in gravitational-wave data Phys. Rev. D 88 062003

[29] Ajith P et al 2014 Instrumental vetoes for transient gravitational-wave triggers using noise-coupling models: the bilinear-coupling veto Phys. Rev. D 89 122001

[30] Babek S et al 2013 Searching for gravitational waves from binary coalescence Phys. Rev. D 87 024033

[31] Allen B 2004 A chi-squared time-frequency discriminator for gravitational wave detection Phys. Rev. D 71 062001

[32] Klimenko S et al 2008 Coherent method for detection of gravitational wave bursts Class. Quantum Grav. 25 114029

[33] Klimenko S et al 2015 Method for detection and reconstruction of gravitational wave transients with networks of Advanced detectors arXiv:1511.05999

[34] Abbott B P et al 2016 Effects of data quality on searches for compact binary coalescences in Advanced LIGO's first observing run (in preparation) (doi:10.1103/PhysRevLett.116.131103)

[35] Nuttall L et al 2016 Data Quality Vetoes Applied to the Analysis of GW150914 https://dcc.ligo.org/LIGO-T1600011/public/main

[36] Abbott B P et al (LIGO Scientific Collaboration and Virgo Collaboration) 2016 Tests of General Relativity with GW150914 arXiv:1602.03841

[37] Abbott B P et al (LIGO Scientific Collaboration and Virgo Collaboration) 2016 LLO, LHO Site Status for GW150914 https://dcc.ligo.org/LIGO-L1500138/public/main

[38] Abbott B P et al (LIGO Scientific Collaboration and Virgo Collaboration) 2016 Calibration of the Advanced LIGO Detectors for the Discovery of the Binary Black-Hole Merger GW150914 arXiv:1602.03845

[39] USGS http://earthquake.usgs.gov/earthquakes/

[40] Said R K et al 2013 Highly intense lightning over the oceans: estimated peak currents from global GLD360 observations J. Geophys. Res.: Atmos. 118 6905–15

[41] Said R K et al 2010 Long-range lightning geolocation using a VLF radio atmospheric waveform bank J. Geophys. Research 115 D23108
[13] Robinet F 2015 Omicron: An Algorithm to Detect and Characterize Transient Noise in Gravitational-Wave Detectors https://tds.ego-gw.it/ql/?c=10651

[14] Chatterji S et al 2004 Multiresolution techniques for the detection of gravitational-wave bursts Class. Quantum Grav. 21 S1809

[15] Chatterji S K 2005 The search for gravitational wave bursts in data from the second LIGO science run *PhD Thesis* Massachusetts Institute of Technology

[16] Schumann W O 1952 Über die strahlungslosen Eigenschwingungen einer leitenden Kugel, die von einer Luftschicht und einer Ionosphärenhülle umgeben ist Z. Naturforsch. 7a 149

[17] Schumann W O 1952 Über die Dämpfung der elektromagnetischen Eigenschwingungen des Systems Erde-Luft—Ionosphäre Z. Naturforsch. 7a 250

[18] Thrane E et al 2013 Correlated magnetic noise in global networks of gravitational-wave detectors: observations and implications Phys. Rev. D 87 123009

[19] Braginsky V B et al 2006 Notes about noise in gravitational wave antennas created by cosmic rays Phys. Lett. A 350 1–4

[20] Abreu P et al (Pierre Auger Collaboration) 2011 The lateral trigger probability function for the ultra-high energy cosmic ray showers detected by the Pierre Auger Observatory Astropart. Phys. 35 266–76

[21] Aasi J et al (LIGO Scientific Collaboration and Virgo Collaboration) 2015 Characterization of the LIGO detectors during their sixth science run Class. Quantum Grav. 32 115012

[22] Christensen N 2010 LIGO S6 detector characterization studies Class. Quantum Grav. 27 194010

[23] McIver J 2012 Data quality studies of enhanced interferometric gravitational wave detectors Class. Quantum Grav. 29 124010

[24] Macleod D et al 2012 Reducing the effect of seismic noise in LIGO searches by targeted veto generation Class. Quantum Grav. 29 055006

[25] Smith J R et al 2011 A hierarchical method for vetoing noise transients in gravitational-wave detectors Class. Quantum Grav. 28 235005

[26] Isogai T et al 2010 Used percentage veto for LIGO and Virgo binary inspiral searches J. Phys.: Conf. Ser. 243 1

[27] Essick R et al 2013 Optimizing vetoes for gravitational-wave transient searches Class. Quantum Grav. 30 155010

[28] Biswas R et al 2013 Application of machine learning algorithms to the study of noise artifacts in gravitational-wave data Phys. Rev. D 88 062003

[29] Ajith P et al 2014 Instrumental vetoes for transient gravitational-wave triggers using noise-coupling models: the bilinear-coupling veto Phys. Rev. D 89 122001

[30] Babek S et al 2013 Searching for gravitational waves from binary coalescence Phys. Rev. D 87 024033

[31] Allen B 2004 A chi-squared time-frequency discriminator for gravitational wave detection Phys. Rev. D 71 062001

[32] Klimenko S et al 2008 Coherent method for detection of gravitational wave bursts Class. Quantum Grav. 25 114029

[33] Klimenko S et al 2015 Method for detection and reconstruction of gravitational wave transients with networks of Advanced detectors arXiv:1511.05999

[34] Abbott B P et al 2016 Effects of data quality on searches for compact binary coalescences in Advanced LIGO's first observing run (in preparation) (doi:10.1103/PhysRevLett.116.131103)

[35] Nuttall L et al 2016 Data Quality Vetoes Applied to the Analysis of GW150914 https://dcc.ligo.org/LIGO-T1600011/public/main

[36] Abbott B P et al (LIGO Scientific Collaboration and Virgo Collaboration) 2016 Tests of General Relativity with GW150914 arXiv:1602.03841

[37] Abbott B P et al (LIGO Scientific Collaboration and Virgo Collaboration) 2016 LLO, LHO Site Status for GW150914 https://dcc.ligo.org/LIGO-L1500138/public/main

[38] Abbott B P et al (LIGO Scientific Collaboration and Virgo Collaboration) 2016 Calibration of the Advanced LIGO Detectors for the Discovery of the Binary Black-Hole Merger GW150914 arXiv:1602.03845

[39] USGS http://earthquake.usgs.gov/earthquakes/

[40] Said R K et al 2013 Highly intense lightning over the oceans: estimated peak currents from global GLD360 observations J. Geophys. Res.: Atmos. 118 6905–15

[41] Said R K et al 2010 Long-range lightning geolocation using a VLF radio atmospheric waveform bank J. Geophys. Research 115 D23108
[42] IK1QFK VLF Monitoring Station http://vlf.it/cumiana/livedata.html

[43] Moore Observatory http://moondog.astro.louisville.edu/

[44] Learmonth Observatory http://ips.gov.au/Solar/3/4

[45] e Callisto http://e-callisto.org/

[46] The Rosse Solar-Terrestrial Observatory, http://rosseobservatory.ie/

[47] Spaceweather.com, www.spaceweather.com

[48] Bougeret J L et al 1995 WAVES: the radio and plasma wave investigation on the wind spacecraft
*Space Sci. Rev.* **71** 231

[49] GOES Space Weather Monitoring Satellite, http://ngdc.noaa.gov/stp/satellite/goes/index.html

[50] Victoria (VIC) Magnetic Observatory http://geomag.nrcan.gc.ca/obs/vic-en.php

[51] Ash River https://nova.fnal.gov/how-nova-works.html

[52] University of Delaware Bartole Research Institute Neutron Monitor Program http://bartol.udel.edu/gp/neutronm/

[53] Powell J et al 2015 Classification methods for noise transients in advanced gravitational-wave detectors *Class. Quantum Grav.* **32** 215012

[54] Abbott B P et al (LIGO Scientific Collaboration and Virgo Collaboration) 2016 Properties of the binary black hole merger GW150914 arXiv:1602.03840

[55] Daw E et al 2004 Long-term study of the seismic environment at LIGO *Class. Quantum Grav.* **21** 2255
[42] IK1QFK VLF Monitoring Station http://vlf.it/cumiana/livedata.html

[43] Moore Observatory http://moondog.astro.louisville.edu/

[44] Learmonth Observatory http://ips.gov.au/Solar/3/4

[45] e Callisto http://e-callisto.org/

[46] The Rosse Solar-Terrestrial Observatory, http://rosseobservatory.ie/

[47] Spaceweather.com, www.spaceweather.com

[48] Bougeret J L et al 1995 WAVES: the radio and plasma wave investigation on the wind spacecraft
*Space Sci. Rev.* **71** 231

[49] GOES Space Weather Monitoring Satellite, http://ngdc.noaa.gov/stp/satellite/goes/index.html

[50] Victoria (VIC) Magnetic Observatory http://geomag.nrcan.gc.ca/obs/vic-en.php

[51] Ash River https://nova.fnal.gov/how-nova-works.html

[52] University of Delaware Bartole Research Institute Neutron Monitor Program http://bartol.udel.edu/gp/neutronm/

[53] Powell J et al 2015 Classification methods for noise transients in advanced gravitational-wave detectors *Class. Quantum Grav.* **32** 215012

[54] Abbott B P et al (LIGO Scientific Collaboration and Virgo Collaboration) 2016 Properties of the binary black hole merger GW150914 arXiv:1602.03840

[55] Daw E et al 2004 Long-term study of the seismic environment at LIGO *Class. Quantum Grav.* **21** 2255