# Magnetic Polarity  
# Berggren, 1995, SEPM No. 54, Tbl. 2, 3		
# our chr:subchr:cryptochr, Lit-Chron, Age

1n	C1n	0
1r:1r		0.78
1r:1n		0.99
1r:2r	C1r1r	1.07
1r:2r:1n	C1r2r-1n	1.201
1r:2r:1r	C1r2r-1r	1.211
2n	C2n	1.77
2r:1r	C2r1r	1.95
2An:1n	C2An1n	2.581
2An:1r	C2An1r	3.04
2An:2n	C2An2n	3.11
2An:2r	C2An2r	3.22
2An:3n	C2An3n	3.33
2Ar	C2Ar	3.58
3n:1n	C3n1n	4.18
3n:1r	C3n1r	4.29
3n:2n	C3n2n	4.48
3n:2r	C3n2r	4.62
3n:3n	C3n3n	4.8
3n:3r	C3n3r	4.89
3n:4n	C3n4n	4.98
3r	C3r	5.23
3An:1n	C3An1n	5.894
3An:1r	C3An1r	6.137
3An:2n	C3An2n	6.269
3Ar	C3Ar	6.567
3Bn	C3Bn	6.935
3Br:1r	C3Br1r	7.091
3Br:1n	C3Br1n	7.135
3Br:2r	C3Br2r	7.17
3Br:2n	C3Br2n	7.341
3Br:3r	C3Br3r	7.375
4n:1n	C4n1n	7.432
4n:1r	C4n1r	7.562
4n:2n	C4n2n	7.65
4r:1r	C4r1r	8.072
4r:1n	C4r1n	8.225
4r:2r	C4r2r	8.257
4An	C4An	8.699
4Ar:1r	C4Ar1r	9.025
4Ar:1n	C4Ar1n	9.23
4Ar:2r	C4Ar2r	9.308
4Ar:2n	C4Ar2n	9.58
4Ar:3r	C4Ar3r	9.642
5n:1n	C5n1n	9.74
5n:1r	C5n1r	9.88
5n:2n	C5n2n	9.92
5r:1r	C5r1r	10.949
5r:1n	C5r1n	11.052
5r:2r	C5r2r	11.099
5r:2n	C5r2n	11.476
5r:3r	C5r3r	11.531
5An:1n	C5An1n	11.935
5An:1r	C5An1r	12.078
5An:2n	C5An2n	12.184
5Ar:1r	C5Ar1r	12.401
5Ar:1n	C5Ar1n	12.678
5Ar:2r	C5Ar2r	12.708
5Ar:2n	C5Ar2n	12.775
5Ar:3r	C5Ar3r	12.819
5AAn	C5AAn	12.991
5AAr	C5AAr	13.139
5ABn	C5ABn	13.302
5ABr	C5ABr	13.51
5ACn	C5ACn	13.703
5ACr	C5ACr	14.076
5ADn	C5ADn	14.178
5ADr	C5ADr	14.612
5Bn:1n	C5Bn1n	14.8
5Bn:1r	C5Bn1r	14.888
5Bn:2n	C5Bn2n	15.034
5Br	C5Br	15.155
5Cn:1n	C5Cn1n	16.014
5Cn:1r	C5Cn1r	16.293
5Cn:2n	C5Cn2n	16.327
5Cn:2r	C5Cn2r	16.488
5Cn:3n	C5Cn3n	16.556
5Cr	C5Cr	16.726
5Dn	C5Dn	17.277
5Dr	C5Dr	17.615
5En	C5En	18.281
5Er	C5Er	18.781
6n	C6n	19.048
6r	C6r	20.131
6An:1n	C6An1n	20.518
6An:1r	C6An1r	20.725
6An:2n	C6An2n	20.996
6Ar	C6Ar	21.32
6AAn	C6AAn	21.768
6AAr:1r	C6AAr1r	21.859
6AAr:1n	C6AAr1n	22.151
6AAr:2r	C6AAr2r	22.248
6AAr:2n	C6AAr2n	22.459
6AAr:3r	C6AAr3r	22.493
6Bn:1n	C6Bn1n	22.588
6Bn:1r	C6Bn1r	22.75
6Bn:2n	C6Bn2n	22.804
6Br	C6Br	23.069
6Cn:1n	C6Cn1n	23.353
6Cn:1r	C6Cn1r	23.535
6Cn:2n	C6Cn2n	23.677
6Cn:2r	C6Cn2r	23.8
6Cn:3n	C6Cn3n	23.999
6Cr	C6Cr	24.118
7n:1n	C7n1n	24.73
7n:1r	C7n1r	24.781
7n:2n	C7n2n	24.835
7r	C7r	25.183
7An	C7An	25.496
7Ar	C7Ar	25.648
8n:1n	C8n1n	25.823
8n:1r	C8n1r	25.951
8n:2n	C8n2n	25.992
8r	C8r	26.554
9n	C9n	27.027
9r	C9r	27.972
10n:1n	C10n1n	28.283
10n:1r	C10n1r	28.512
10n:2n	C10n2n	28.578
10r	C10r	28.745
11n:1n	C11n1n	29.401
11n:1r	C11n1r	29.662
11n:2n	C11n2n	29.765
11r	C11r	30.098
12n	C12n	30.479
12r	C12r	30.939
13n	C13n	33.058
13r	C13r	33.545
15n	C15n	34.655
15r	C15r	34.94
16n:1n	C16n1n	35.343
16n:1r	C16n1r	35.526
16n:2n	C16n2n	35.685
16r	C16r	36.341
17n:1n	C17n1n	36.618
17n:1r	C17n1r	37.473
17n:2n	C17n2n	37.604
17n:2r	C17n2r	37.848
17n:3n	C17n3n	37.92
17r	C17r	38.113
18n:1n	C18n1n	38.426
18n:1r	C18n1r	39.552
18n:2n	C18n2n	39.631
18r	C18r	40.13
19n	C19n	41.257
19r	C19r	41.521
20n	C20n	42.536
20r	C20r	43.789
21n	C21n	46.264
21r	C21r	47.906
22n	C22n	49.037
22r	C22r	49.714
23n:1n	C23n1n	50.778
23n:1r	C23n1r	50.946
23n:2n	C23n2n	51.047
23r	C23r	51.743
24n:1n	C24n1n	52.364
24n:1r	C24n1r	52.663
24n:2n	C24n2n	52.757
24n:2r	C24n2r	52.801
24n:3n	C24n3n	52.903
24r	C24r	53.347
25n	C25n	55.904
25r	C25r	56.391
26n	C26n	57.554
26r	C26r	57.911
27n	C27n	60.92
27r	C27r	61.276
28n	C28n	62.499
28r	C28r	63.634
29n	C29n	63.976
29r	C29r	64.745
30n	C30n	65.578
30r	C30r	67.61
31n	C31n	67.735
31r	C31r	68.737
32n:1n	C32n1n	71.071
32n:1r	C32n1r	71.338
32n:2n	C32n2n	71.587
32r:1r	C32r1r	73.004
32r:1n	C32r1n	73.291
32r:2r	C32r2r	73.374
33n	C33n	73.619
33r	C33r	79.075
34n	C34n	83