Specimen

NRM_{0} (A/m)

MAD_{N} (°)

ARM0_{0} (A/m)

MDF_{A0} (mT)

LTD (%)

First heating

Second heating

H_{past} (μT)


Slope_{A0}

Slope_{
N
}

f
_{
N
}

r
_{
N
}

ΔAIC_{
N
}

Slope_{A1}

Slope_{
T
}

f
_{
T
}

r
_{
T
}

ΔAIC_{
T
}


BH1J

1.21

0.8

0.394

35

2.1

0.989

1.07

0.959

0.998

37.2

1.03

1.01

1.01

1.00

8.43

53.3

BH2K

2.24

0.8

1.03

39

3.5

1.05

0.931

0.980

0.999

14.4

1.00

0.993

1.00

1.00

− 1.97

46.5

BH4N

0.541

1.1

0.281

36

2.6

1.00

0.938

0.970

1.00

− 0.81

0.997

0.998

0.999

1.00

− 0.21

46.9

BH6D

1.21

1.1

0.617

39

5.1

0.996

0.950

0.755

0.999

29.4

1.01

0.992

0.997

1.00

7.41

47.5

BH6E

1.09

1.1

0.631

41

2.4

1.03

0.857

0.914

0.999

38.3

1.00

0.979

0.938

0.999

− 1.83

42.8

BH7K

1.55

0.6

0.805

40

3.0

1.07

0.964

0.763

1.00

− 0.04

1.01

0.978

0.749

1.00

4.81

48.2

BH8L

3.54

0.6

1.60

42

2.2

1.19

1.01

0.859

0.996

33.1

0.993

1.02

0.995

1.00

1.48

50.3

BH8M

2.64

0.6

1.11

44

3.2

1.07

0.991

0.935

0.998

56.5

1.01

1.01

0.959

1.00

17.2

49.6

Average (H_{past}) = 48.1 ± 3.1

 NRM_{0}, the initial NRM intensity before LTD; MAD_{
N
}, the maximum angler deviation of NRM; ARM_{00}, the initial ARM_{0} intensity before LTD; MDF_{A0}, the median destructive field of ARM0; LTD (%), the lowtemperature demagnetized fraction of ARM0; Slope_{A0}, slopes of ARM spectra for coercivity in the ARM0–ARM1 diagrams; Slope_{
N
}, slopes of the linear segments in the NRMTRM1* diagrams; f_{
N
} is the NRM fractions of the linear NRMTRM1* segments; r_{
N
}, correlation coefficients of the linear NRMTRM1* segments; ΔAIC_{
N
}, the AIC difference between the linear and quadratic fit of NRMTRM1* diagrams; Slope_{A1}, slopes of ARM spectra for Hc in the ARM0–ARM1 diagrams; Slope_{
T
}, slopes of the linear segments in the TRM1–TRM2* diagrams; f_{
T
}, the TRM1 fractions of the linear TRM1–TRM2* segments; r_{
T
}, correlation coefficients of the linear TRM1–TRM2* segments; ΔAIC_{
T
}, the AIC difference between linear and quadratic fit of TRM1–TRM2* diagrams; H_{
past
}, the estimated paleointensity