Skip to main content

Advertisement

Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Table 1 Directions of reverse polarity ChRM components

From: Timing of clockwise rotation of Southwest Japan: constraints from new middle Miocene paleomagnetic results

Site n af /n th /n/N D i I i D c I c α 95 k
   (°) (°) (°) (°) (°)  
W1 1/0/1/1 227.0 −33.9 228.9 −35.1   
W2 2/2/4/1 193.0 −38.3 194.3 −40.9 20.5 21.0
W6 1/1/2/1 240.5 −38.9 242.9 −39.4   
W8 3/1/4/1 200.3 −25.7 201.3 −28.0 10.7 74.3
W9 1/0/1/1 109.2 −56.4 105.4 −58.1   
W10 3/0/3/1 212.6 −62.1 217.3 −63.9 27.9 20.5
W11 2/0/2/1 165.5 −33.4 165.6 −36.4   
W12 0/1/1/1 173.8 −34.6 174.3 −37.5   
W13 3/1/4/3 165.3 −36.1 165.4 −39.1 9.5 95.0
W15 4/1/5/2 193.1 −30.1 194.1 −32.7 12.4 39.3
W16 0/1/1/1 203.5 −44.0 205.5 −46.2   
W17 3/0/3/1 203.1 −29.6 204.3 −31.8 25.2 25.0
W19 3/0/3/1 208.4 −26.3 209.5 −28.3 12.0 106.5
W21 3/1/4/1 202.5 −34.4 203.9 −36.7 11.9 61.0
W22 3/1/4/1 193.1 −36.1 194.3 −38.7 10.4 78.9
W23 5/2/7/2 199.3 −32.0 200.5 −34.4 5.1 143.3
W24 3/0/3/1 194.9 −48.6 196.9 −51.1 34.1 14.1
W25 1/0/1/1 190.9 −38.8 192.1 −41.4   
W26 1/1/2/1 210.7 −43.9 213.0 −45.8   
W31 0/1/1/1 189.0 −31.6 189.9 −34.3   
W32 5/2/7/2 208.8 −47.7 211.3 −49.7 24.3 7.1
W33 3/1/4/1 190.4 −29.8 191.3 −32.4 18.1 26.7
W34 2/0/2/1 204.0 −45.5 206.2 −47.7   
W36 3/1/4/1 172.5 −32.8 172.9 −35.7 19.8 22.5
W37 3/1/4/1 195.0 −30.1 196.0 −32.6 12.3 56.4
W38 1/0/1/1 184.7 −43.6 185.9 −46.4   
W39 4/2/6/2 185.2 −52.4 186.9 −55.1 6.4 111.4
W40 0/1/1/1 209.9 −35.3 211.6 −37.3   
W41 2/1/3/1 184.8 −35.3 185.7 −38.1 26.7 22.4
W42 3/1/4/1 199.0 −37.8 200.5 −40.2 16.2 33.0
W43 4/2/6/2 204.1 −44.7 206.2 −46.9 10.9 38.9
E3 0/1/1/1 187.3 −18.3 187.8 −21.0   
E7 0/1/1/1 191.2 −57.9 193.8 −60.5   
E8 2/1/3/1 178.7 −37.3 179.4 −40.2 26.7 22.4
E9 0/3/3/1 174.0 −40.7 174.6 −43.6 11.3 121.0
E10 3/1/4/1 201.4 −59.4 204.9 −61.7 11.8 61.1
E11 3/0/3/1 155.4 −43.4 155.0 −46.4 7.1 298.7
E12 3/1/4/2 170.9 −37.7 171.3 −40.7 6.6 196.6
E13 0/3/3/1 178.3 −41.8 179.1 −44.7 21.5 34.0
E14 0/2/2/1 175.0 −23.7 175.3 −26.6   
E15 2/0/2/1 188.0 −29.3 188.8 −32.0   
E16 2/1/3/1 187.9 −19.8 188.4 −22.5 10.1 151.3
E18 1/1/2/1 191.4 −46.7 193.1 −49.3   
E19 0/2/2/1 199.0 −32.9 200.2 −35.3   
E20 0/3/3/1 202.1 −30.3 203.3 −32.6 5.9 431.0
E22 3/1/4/1 199.7 −24.6 200.6 −27.0 10.5 77.6
E23 1/2/3/1 208.1 −21.2 209.0 −23.3 31.3 16.5
E26 0/1/1/1 187.8 −33.0 188.7 −35.7   
Mean 1 92/50/142/56 192.7 −38.3 193.9 −40.9 3.0 17.1
Mean 2 (17) 191.0 −36.4 192.2 −39.0 7.1 26.3
  1. naf and nth number of samples subjected to alternating field demagnetization and thermal demagnetization, respectively, n total number of samples, N number of oriented cores, Di and Ii in situ declination and inclination, respectively, Dc and Ic tilt-corrected declination and inclination, respectively, α95 radius of 95 % confidence cone, k precision parameter. Mean 1 overall mean of all sample ChRM directions (n = 142). Mean 2 overall mean of site-mean directions (17 sites) with n > 2 and α 95 < 16.0°