Slopes (m) for low altitude experiments, foE only ================================================== arcd* dlayer* m<1 means ISR densities are less than Ionosonde densities. A magic_const of 1.0 is assumed unless otherwise stated. ******************************************************** UHF slopes (m) for low altitude experiments =========================================== dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 22 Jul 2002 dlayer 0.33 ±0.05 24 Jul 2002 dlayer 0.83 ±0.05 25 Jul 2002 dlayer 0.54 ±0.05 01 Aug 2002 dlayer 0.40 ±0.12 02 Aug 2002 dlayer 0.63 ±0.09 dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 27 Jun 2003 dlayer 0.63 ±0.09 30 Jun 2003 arcd 0.68 ±0.08 01 Jul 2003 arcd 0.66 ±0.18 02 Jul 2003 arcd 0.70 ±0.05 01 Aug 2003 arcd 0.43 ±0.06 04 Aug 2003 arcd 0.59 ±0.11 28 Oct 2003 dlayer no dynasond data 29 Oct 2003 arcd no dynasond data dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 05 Jul 2004 arcd 1.06 ±0.06 1.0 foE, not fEs, hand-checked 06 Jul 2004 arcd 0.95 ±0.04 1.0 foE, not fEs, hand-checked 07 Jul 2004 arcd 1.10 ±0.08 1.0 foE, not fEs, hand-checked 08 Jul 2004 arcd 1.04 ±0.14 1.0 foE, not fEs, hand-checked 11 Jul 2004 arcd 0.99 ±0.12 1.47 foE, hand-checked; low Tx power 12 Jul 2004 arcd 0.93 ±0.10 1.0 foE, not fEs, hand-checked 13 Jul 2004 arcd 0.79 ±0.04 1.0 foE, not fEs, hand-checked 14 Jul 2004 arcd 0.75 ±0.05 1.0 foE, hand-checked 15 Jul 2004 arcd 0.78 ±0.14 1.0 foE, hand-checked 28 Oct 2004 arcd 0.47 ±0.01 1.0 foE 29 Oct 2004 arcd 0.82 ±0.14 1.0 foE 01 Nov 2004 arcd 0.38 ±0.05 1.0 foE dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 12 Jan 2005 arcd 0.78 ±0.06 1.0 13 Jan 2005 arcd 0.87 ±0.02 1.0 14 Jan 2005 arcd 1.08 ±0.08 1.0 17 Jan 2005 arcd Absorption 1.0 29 Jun 2005 arcd 0.83 ±0.05 1.0 04 Jul 2005 arcd 1.01 ±0.12 1.0 foE, not fEs, hand-checked 05 Jul 2005 arcd 1.15 ±0.12 1.0 foE, not fEs, hand-checked 06 Jul 2005 arcd 1.10 ±0.06 1.0 foE, not fEs, hand-checked 07 Jul 2005 arcd 1.04 ±0.04 1.0 foE, not fEs, hand-checked 08 Jul 2005 arcd 1.03 ±0.07 1.0 foE, not fEs, hand-checked 09 Jul 2005 arcd 1.07 ±0.14 1.0 foE, not fEs, hand-checked 10 Jul 2005 arcd 0.77 ±0.08 1.0 foE, not fEs, hand-checked dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 28 Jul 2006 arcd 0.72 ±0.1 0.8 foE, not fEs, hand-checked 29 Jul 2006 arcd 0.95 ±0.38 0.8 foE, not fEs, hand-checked 03 Aug 2006 arcd 0.89 ±0.38 0.8 foE, not fEs, hand-checked 12 Aug 2006 arcd 0.82 ±0.10 0.8 foE, not fEs, hand-checked 08 Sep 2006 arcd 0.89 ±0.09 0.8 foE, hand-checked 12 Sep 2006 arcd 0.66 ±0.09 0.8 foE, hand-checked 13 Sep 2006 arcd 0.57 ±0.23 0.8 foE, poor, hand-checked 14 Sep 2006 arcd 0.54 ±0.06 0.8 foE, poor, hand-checked 15 Sep 2006 arcd 0.48 ±0.08 0.8 foE, poor, hand-checked 16 Sep 2006 arcd 0.75 ±0.11 0.8 foE, poor, hand-checked 17 Sep 2006 arcd 0.87 ±0.10 0.8 foE, hand-checked 24 Oct 2006 arcd 0.75 ±0.06 0.8 foE, hand-checked 25 Nov 2006 arcd 0.63 ±0.05 0.8 dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 28 Jun 2007 arcd 1.12 ±0.03 0.8 foE, hand-checked (suggests 0.71) 10 Jul 2007 arcd 1.03 ±0.10 0.8 foE, hand-checked (suggests 0.78) 13 Jul 2007 arcd 1.05 ±0.11 0.8 foE, hand-checked (suggests 0.76) 16 Jul 2007 arcd 1.12 ±0.07 0.8 foE, hand-checked 17 Jul 2007 arcd 0.76 ±0.25 0.8 foE, (suggests 1.05) 18 Jul 2007 arcd 0.67 ±0.16 0.8 foE, (suggests 1.19) 01 Aug 2007 arcd 0.41 ±0.15 0.8 foE (suggest 1.96) 02 Aug 2007 arcd 1.00 ±0.25 0.8 foE (suggest 0.80) 03 Aug 2007 arcd 0.76 ±0.15 0.8 foE (suggest 1.05) 04 Aug 2007 arcd 0.57 ±0.15 0.8 foE (suggest 1.41) 05 Aug 2007 arcd 0.54 ±0.26 0.8 foE (suggest 1.48) 06 Aug 2007 arcd 0.85 ±0.14 0.8 foE (suggest 0.94) 07 Aug 2007 arcd 0.88 ±0.37 0.8 foE (suggest 0.91) 08 Aug 2007 arcd 0.89 ±0.14 0.8 foE (suggest 0.90) 09 Aug 2007 arcd 0.96 ±0.13 0.8 foE (suggest 0.84) 10 Aug 2007 arcd 1.48 ±0.15 0.8 foE (suggest 0.54) 11 Aug 2007 arcd 0.88 ±0.12 0.8 foE (suggest 0.91) 12 Aug 2007 arcd 1.20 ±0.22 0.8 foE (suggest 0.67) 13 Aug 2007 arcd 1.47 ±0.14 0.8 foE (suggest 0.54) 14 Aug 2007 arcd 1.13 ±0.03 0.8 foE (suggest 0.71) 10 Oct 2007 arcd cp1 0.74 ±0.05 0.8 foE, hand-checked (suggests 1.07)snow in ant ? 13 Oct 2007 arcd 0.87 ±0.15 0.8 foE, hand-checked 14 Oct 2007 arcd 0.86 ±0.06 0.8 foE, hand-checked dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 16 Jun 2008 arcd 1.15 ±0.15 0.8 foE (suggest 0.69) 18 Jun 2008 arcd 1.10 ±0.03 0.8 foE (suggest 0.73) 19 Jun 2008 arcd 1.08 ±0.18 0.8 foE (suggest 0.74) 27 Jun 2008 arcd 1.07 ±0.13 0.8 foE (suggest 0.75) 30 Jun 2008 arcd 1.21 ±0.41 0.8 foE (suggest 0.66) 01 Jul 2008 arcd 1.04 ±0.19 0.8 foE (suggest 0.77) 02 Jul 2008 arcd 1.04 ±0.04 0.8 foE (suggest 0.77) 03 Jul 2008 arcd 1.13 ±0.13 0.8 foE (suggest 0.7 ) 04 Jul 2008 arcd 1.15 ±0.08 0.8 foE (suggest 0.70) 05 Jul 2008 arcd 0.91 ±0.22 0.8 foE (suggest 0.88) 06 Jul 2008 arcd 1.02 ±0.08 0.8 foE (suggest 0.79) 07 Jul 2008 arcd 0.97 ±0.09 0.8 foE (suggest 0.82) 03 Nov 2009 arcd 1.03 ±0.14 0.8 foE (suggest 0.78) 12 Dec 2008 manda 0.72 ±0.28 0.8 dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 11 Mar 2009 arcd 0.99 ±0.13 0.8 foE (suggest 0.81) (hand checked) 12 Mar 2009 arcd 1.18 ±0.12 0.8 foE (suggest 0.68) 11 Jun 2009 arcd 1.19 ±0.08 0.8 foE (suggest 0.68) 12 Jun 2009 arcd 1.29 ±0.06 0.8 foE (suggest 0.62) 20 Jul 2009 arcd 1.24 ±0.15 0.8 foE (suggest 0.65) 21 Jul 2009 arcd . ± . 0.8 foE (suggest 0. ) 22 Jul 2009 arcd 0.98 ±0.13 0.8 foE (suggest 0.81) 23 Jul 2009 arcd 0.74 ±0.16 0.8 foE (suggest 1.08) 24 Jul 2009 arcd 0.95 ±0.21 0.8 foE (suggest 0.85) 25 Jul 2009 arcd 0.91 ±0.08 0.8 foE (suggest 0.88) 26 Jul 2009 arcd . ± . 0.8 foE (suggest 0. ) 27 Jul 2009 arcd . ± . 0.8 foE (suggest 0. ) 28 Jul 2009 arcd . ± . 0.8 foE (suggest 0. ) 30 Jul 2009 arcd 0.96 ±0. 0.8 foE (suggest 0. ) 31 Jul 2009 arcd . ± . 0.8 foE (suggest 0. ) 01 Aug 2009 arcd . ± . 0.8 foE (suggest 0. ) 14 Dec 2009 arcd 0.63 ±0.24 1.14 foE (suggest 1.82) 17 Dec 2009 arcd 1.04 ±0.62 1.14 foE (suggest 1.09) dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 01 Jun 2010 arcd 0.73 ±0.06 0.7 foE (suggest 0.96) 12 Dec 2010 arcd 0.64 ±0.09 0.7 foE (suggest 1.09) dsnd analysis date modulation calib_ne(foE) magic_const UHF m +/- error ------------------------------------------------------ 27 Jun 2013 arcd 1.06 ±0.58 0.7 foE (suggest 0.66) 03 Jul 2013 arcd 1.38 ±0.13 0.7 foE (suggest 0.51) 04 Jul 2013 arcd 1.52 ±0.1 0.7 foE (suggest 0.46)