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Table 1.
Polarity and characteristic timings of CH-CIR throughout different rotations.
| Rotation | Carrington | HSS | HSS | CH | CH | Onset | SI | Trailing | End | |
|---|---|---|---|---|---|---|---|---|---|---|
| number | rotation | Year | peak time | polarity | time | polarity | time | time | edge time | time |
| rot1 | 2057 | 2007 | 160.8 | – | 157 | NaN | 158,8 | 160,4 | 162,7 | 163,2 |
| rot2 | 2058 | 2007 | 185.4 | – | 181 | NaN | 184,4 | 184,9 | 190,3 | 190,7 |
| rot3 | 2059 | 2007 | 213.8 | – | 207 | – | 210,0 | 210,3 | 216,8 | 217,3 |
| rot4 | 2060 | 2007 | 239.8 | – | 235 | – | 237,4 | 237,8 | NaN | 243,9 |
| rot5 | 2061 | 2007 | 267.3 | – | 262 | – | 263,4 | 263,9 | NaN | 270,5 |
| rot6 | 2062 | 2007 | 293.0 | – | 289 | – | 291,0 | 291,4 | NaN | 295,5 |
| rot7 | 2063 | 2007 | 318.4 | – | 316 | – | 316,7 | 317,2 | 322,5 | 323,3 |
| rot8 | 2064 | 2007 | 345.3 | – | 343 | – | 343,0 | 344,8 | NaN | 351,0 |
| rot9 | 2065 | 2008 | 7.5 | – | 4 | – | 4,9 | 5,3 | NaN | 12,2 |
| rot10 | 2066 | 2008 | 34.5 | – | 30 | – | 31,5 | 31,7 | NaN | 38,5 |
| rot11 | 2067 | 2008 | 61.3 | – | 58 | – | 58,6 | 59,7 | NaN | 65,0 |
| rot12 | 2068 | 2008 | 88.4 | – | 86 | – | 86,0 | 86,5 | 93,7 | 94,0 |
| rot13 | 2069 | 2008 | 114.8 | – | 112 | – | 113,9 | 114,3 | NaN | 121,6 |
| rot14 | 2070 | 2008 | 142.6 | – | 139 | – | 140,0 | 140,6 | NaN | 149,0 |
| rot15 | 2071 | 2008 | 169.1 | – | 165 | – | 166,6 | 166,7 | NaN | 171,8 |
| rot16 | 2072 | 2008 | 196.3 | – | 193 | – | 193,1 | 193,6 | NaN | 202,5 |
| rot17 | 2073 | 2008 | 222.8 | – | 220 | – | 222,0 | 222,3 | 229,5 | 229,8 |
| rot18 | 2074 | 2008 | 251.3 | – | 246 | – | 247,0 | 247,4 | NaN | 256,8 |
| rot19 | 2075 | 2008 | 276.9 | – | 273 | – | 274,6 | 274,8 | 282,7 | 284,3 |
| rot20 | 2076 | 2008 | 303.7 | – | 301 | – | 302,2 | 302,9 | 309,5 | 311,0 |
| rot21 | 2077 | 2008 | 331.9 | – | 327 | – | 330,0 | 330,2 | 336,4 | 337,5 |
| rot22 | 2078 | 2008 | 358.5 | – | 355 | – | 357,0 | 358,0 | 365,0 | 365,5 |
| rot23 | 2079 | 2009 | 19.9 | – | 15 | – | 18,2 | 19,0 | NaN | 22,5 |
| rot24 | 2080 | 2009 | 46.4 | – | 42 | NaN | 44,8 | 45,3 | NaN | 50,2 |
| rot25 | 2081 | 2009 | 73.1 | – | 69 | – | 70,9 | 72,2 | 78,1 | 79,0 |
| rot26 | 2082 | 2009 | 101.8 | – | 96 | – | 98,8 | 99,1 | NaN | 105,0 |
| rot27 | 2083 | 2009 | 128.2 | – | 124 | NaN | 126,0 | 126,6 | 132,5 | 133,0 |
Notes. Overview of all rotations of the recurring CIR and its associated CH, its polarity, and characteristic timings. Times are given in day of year (DOY). CH time marks the DOY of the passage over the central meridian.
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