Annual Occurrence Rates of Ionospheric Polar Cap Patches Observed Using Swarm

[1]  G. Hulot,et al.  Swarm: A constellation to study the Earth’s magnetic field , 2006 .

[2]  J. Whitteker.  The magnetospheric cleft—Ionospheric effects , 1976 .

[3]  L. B. N. Clausen,et al.  Swarm in situ observations of F region polar cap patches created by cusp precipitation , 2015, 1606.02658.

[4]  G. E. Hill.  Sudden Enhancements of F-Layer Ionization in Polar Regions , 1963 .

[5]  A. Cortie.  Sun-spots and terrestrial magnetic phenomena, 1898-1911 , 1912 .

[6]  R. Schunk,et al.  Polar cap patches and the tongue of ionization: A survey of GPS TEC maps from 2009 to 2015 , 2016 .

[7]  H. Carlson,et al.  Observations of isolated polar cap patches by the European Incoherent Scatter (EISCAT) Svalbard and Super Dual Auroral Radar Network (SuperDARN) Finland radars , 2006 .

[8]  Bodo W. Reinisch,et al.  F layer ionization patches in the polar cap , 1983 .

[9]  Franz Zangerl,et al.  SWARM observations of equatorial electron densities and topside GPS track losses , 2015 .

[10]  R. Greenwald,et al.  A new mechanism for polar patch formation , 1994 .

[11]  Ingo Müller-Wodarg,et al.  Why is there more ionosphere in January than in July? The annual asymmetry in the F2-layer , 2006 .

[12]  B. Reinisch,et al.  Structure and dynamics of the winter polar cap F region , 1983 .

[13]  Tsunoda,et al.  High-latitude F-region irregularities: a review and synthesis. Technical report, 1 January 1986-1 July 1987 , 1988 .

[14]  Alan S. Rodger,et al.  Diurnal and seasonal occurrence of polar patches , 1996 .

[15]  Raymond A. Greenwald,et al.  Observations of an enhanced convection channel in the cusp ionosphere , 1993 .

[16]  R. Heelis,et al.  Seasonal and universal time distribution of patches in the northern and southern polar caps , 1998 .

[17]  E. J. Weber,et al.  Polar cap F‐layer auroras , 1981 .

[18]  R. Schunk,et al.  Patches in the polar ionosphere: UT and seasonal dependence , 1994 .

[19]  R. Moffett,et al.  Localized structure in the cusp and high-latitude ionosphere: a modelling study , 1999 .

[20]  Jong-Uk Park,et al.  Long‐term analysis of ionospheric polar patches based on CHAMP TEC data , 2013 .

[21]  Robert L. McPherron,et al.  Semiannual variation of geomagnetic activity , 1973 .

[22]  H. Carlson.  Sharpening our thinking about polar cap ionospheric patch morphology, research, and mitigation techniques , 2012 .

[23]  L. Clausen,et al.  Interhemispheric study of polar cap patch occurrence based on Swarm in situ data , 2017 .

[24]  H. Carlson,et al.  Production of polar cap electron density patches by transient magnetopause reconnection , 1992 .

[25]  R. Heelis,et al.  Adaptive identification and characterization of polar ionization patches , 1995 .