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Data Publisher for Earth & Environmental Science

Imbrie, John D; McIntyre, Andrew (2006): SPECMAP time scale developed by Imbrie et al., 1984 based on normalized planktonic records (normalized O-18 vs time, specmap.017) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.441706

Always quote citation above when using data! You can download the citation in several formats below.

RIS CitationBibTeX Citation

Related to:
Imbrie, John D; McIntyre, Andrew; Mix, Alan C (1989): Oceanic response to orbital forcing in the late Quaternary: observational and experimental strategies. In: Berger, A; Schneider, S H & Duplessy, J C (eds.), Climate and Geosciences, A Challenge for Science and Society in the 21th Century. Boston (Kluwer Academic), 121-164, https://doi.org/10.1007/978-94-009-2446-8_7
McIntyre, Andrew; Ruddiman, William F; Karlin, K; Mix, Alan C (1989): Surface water response of the Equatorial Atlantic Ocean to orbital forcing. Paleoceanography, 4(1), 19-55, https://doi.org/10.1029/PA004i001p00019
Further details:
Duffy, A; Imbrie, John D (1989): Summary of Specmap archive No. 1. Spectral Mapping Project (Mapping Species Variability in Global Climate) (SPECMAP), hdl:10013/epic.32169.d001
Event(s):
d18O_stack
Comment:
This chronology is the basic control for the age models developed in Imbrie et al., 1989 and McIntyre et al., 1989.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
AGEAgeka BPGeocode
δ18O, stackedδ18O stackSPECMAPstacked
Size:
783 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Age [ka BP]

δ18O stack []
0-2.088
1-2.036
2-1.909
3-1.764
4-1.738
5-1.782
6-1.445
7-1.247
8-1.016
9-0.747
10-0.434
11-0.083
120.288
130.656
141.003
151.311
161.557
171.719
181.795
191.806
201.778
211.722
221.636
231.516
241.379
251.250
261.149
271.077
281.025
290.989
300.967
310.954
320.946
330.943
340.946
350.954
360.962
370.959
380.937
390.898
400.852
410.809
420.767
430.723
440.675
450.630
460.596
470.574
480.555
490.530
500.491
510.440
520.392
530.367
540.370
550.388
560.413
570.449
580.506
590.586
600.683
610.786
620.880
630.951
640.988
650.979
660.919
670.808
680.650
690.449
700.219
71-0.016
72-0.227
73-0.396
74-0.519
75-0.612
76-0.698
77-0.789
78-0.880
79-0.947
80-0.961
81-0.897
82-0.764
83-0.610
84-0.496
85-0.450
86-0.451
87-0.464
88-0.470
89-0.466
90-0.465
91-0.483
92-0.534
93-0.614
94-0.699
95-0.763
96-0.806
97-0.852
98-0.909
99-0.949
100-0.942
101-0.884
102-0.807
103-0.739
104-0.689
105-0.643
106-0.592
107-0.544
108-0.511
109-0.497
110-0.515
111-0.593
112-0.749
113-0.961
114-1.182
115-1.372
116-1.517
117-1.627
118-1.730
119-1.849
120-1.976
121-2.072
122-2.099
123-2.033
124-1.859
125-1.567
126-1.174
127-0.725
128-0.276
1290.134
1300.493
1310.796
1321.035
1331.206
1341.310
1351.353
1361.344
1371.310
1381.287
1391.293
1401.316
1411.331
1421.323
1431.295
1441.262
1451.247
1461.269
1471.328
1481.410
1491.494
1501.560
1511.587
1521.567
1531.513
1541.448
1551.377
1561.292
1571.188
1581.075
1590.961
1600.846
1610.726
1620.607
1630.497
1640.404
1650.324
1660.254
1670.196
1680.154
1690.128
1700.113
1710.110
1720.122
1730.145
1740.176
1750.216
1760.275
1770.362
1780.472
1790.590
1800.700
1810.781
1820.808
1830.753
1840.602
1850.375
1860.108
187-0.162
188-0.417
189-0.654
190-0.878
191-1.096
192-1.303
193-1.479
194-1.596
195-1.638
196-1.610
197-1.527
198-1.411
199-1.286
200-1.173
201-1.077
202-0.996
203-0.930
204-0.884
205-0.871
206-0.891
207-0.938
208-0.995
209-1.056
210-1.116
211-1.176
212-1.234
213-1.293
214-1.347
215-1.384
216-1.386
217-1.344
218-1.264
219-1.148
220-1.000
221-0.827
222-0.645
223-0.471
224-0.312
225-0.168
226-0.038
2270.059
2280.098
2290.064
230-0.029
231-0.160
232-0.316
233-0.492
234-0.676
235-0.854
236-1.007
237-1.116
238-1.161
239-1.129
240-1.019
241-0.852
242-0.650
243-0.430
244-0.195
2450.052
2460.297
2470.515
2480.676
2490.758
2500.765
2510.722
2520.659
2530.592
2540.523
2550.457
2560.403
2570.373
2580.372
2590.394
2600.428
2610.464
2620.495
2630.524
2640.559
2650.609
2660.679
2670.762
2680.838
2690.883
2700.882
2710.838
2720.768
2730.685
2740.599
2750.511
2760.419
2770.318
2780.208
2790.098
280-0.006
281-0.102
282-0.192
283-0.274
284-0.348
285-0.412
286-0.460
287-0.478
288-0.453
289-0.392
290-0.310
291-0.229
292-0.158
293-0.099
294-0.053
295-0.015
2960.016
2970.038
2980.041
2990.012
300-0.059
301-0.166
302-0.299
303-0.449
304-0.608
305-0.771
306-0.930
307-1.075
308-1.196
309-1.285
310-1.331
311-1.334
312-1.301
313-1.248
314-1.188
315-1.126
316-1.064
317-1.004
318-0.952
319-0.918
320-0.919
321-0.961
322-1.037
323-1.132
324-1.236
325-1.342
326-1.449
327-1.553
328-1.649
329-1.728
330-1.776
331-1.774
332-1.708
333-1.576
334-1.385
335-1.135
336-0.820
337-0.446
338-0.035
3390.372
3400.723
3410.969
3421.090
3431.106
3441.064
3451.002
3460.941
3470.894
3480.865
3490.856
3500.860
3510.871
3520.879
3530.876
3540.854
3550.807
3560.734
3570.640
3580.531
3590.411
3600.283
3610.155
3620.035
363-0.075
364-0.180
365-0.282
366-0.379
367-0.454
368-0.489
369-0.477
370-0.425
371-0.345
372-0.251
373-0.155
374-0.077
375-0.037
376-0.042
377-0.086
378-0.152
379-0.227
380-0.303
381-0.380
382-0.457
383-0.532
384-0.605
385-0.670
386-0.726
387-0.773
388-0.816
389-0.857
390-0.898
391-0.938
392-0.979
393-1.022
394-1.069
395-1.125
396-1.191
397-1.266
398-1.345
399-1.427
400-1.507
401-1.584
402-1.655
403-1.717
404-1.762
405-1.778
406-1.759
407-1.708
408-1.635
409-1.549
410-1.457
411-1.363
412-1.268
413-1.174
414-1.081
415-0.994
416-0.917
417-0.851
418-0.795
419-0.740
420-0.679
421-0.608
422-0.525
423-0.433
424-0.334
425-0.222
426-0.091
4270.067
4280.254
4290.465
4300.696
4310.935
4321.165
4331.356
4341.478
4351.516
4361.487
4371.420
4381.343
4391.266
4401.192
4411.121
4421.059
4431.009
4440.977
4450.958
4460.947
4470.940
4480.933
4490.924
4500.911
4510.892
4520.865
4530.831
4540.794
4550.755
4560.715
4570.676
4580.638
4590.604
4600.584
4610.585
4620.614
4630.665
4640.729
4650.798
4660.868
4670.937
4681.003
4691.054
4701.066
4711.008
4720.869
4730.669
4740.447
4750.232
4760.033
477-0.156
478-0.345
479-0.530
480-0.690
481-0.801
482-0.849
483-0.848
484-0.826
485-0.806
486-0.792
487-0.779
488-0.761
489-0.736
490-0.709
491-0.689
492-0.679
493-0.679
494-0.688
495-0.707
496-0.738
497-0.777
498-0.821
499-0.866
500-0.901
501-0.912
502-0.880
503-0.796
504-0.670
505-0.521
506-0.366
507-0.216
508-0.076
5090.053
5100.173
5110.278
5120.352
5130.374
5140.337
5150.254
5160.150
5170.052
518-0.030
519-0.095
520-0.153
521-0.222
522-0.308
523-0.391
524-0.437
525-0.425
526-0.360
527-0.267
528-0.168
529-0.073
5300.015
5310.095
5320.171
5330.252
5340.349
5350.469
5360.600
5370.713
5380.775
5390.772
5400.714
5410.629
5420.542
5430.465
5440.400
5450.348
5460.307
5470.279
5480.261
5490.250
5500.244
5510.247
5520.264
5530.297
5540.341
5550.384
5560.420
5570.455
5580.497
5590.560
5600.642
5610.726
5620.774
5630.748
5640.642
5650.490
5660.338
5670.202
5680.069
569-0.087
570-0.272
571-0.475
572-0.669
573-0.824
574-0.920
575-0.949
576-0.923
577-0.858
578-0.764
579-0.646
580-0.512
581-0.368
582-0.224
583-0.089
5840.021
5850.087
5860.099
5870.060
588-0.017
589-0.123
590-0.249
591-0.381
592-0.501
593-0.596
594-0.661
595-0.696
596-0.704
597-0.686
598-0.653
599-0.613
600-0.575
601-0.532
602-0.467
603-0.365
604-0.220
605-0.054
6060.089
6070.157
6080.126
6090.009
610-0.156
611-0.335
612-0.507
613-0.659
614-0.781
615-0.862
616-0.878
617-0.794
618-0.592
619-0.283
6200.091
6210.480
6220.844
6231.156
6241.408
6251.605
6261.757
6271.861
6281.906
6291.890
6301.839
6311.793
6321.776
6331.780
6341.778
6351.749
6361.686
6371.595
6381.486
6391.369
6401.260
6411.171
6421.110
6431.073
6441.050
6451.031
6461.013
6470.995
6480.977
6490.959
6500.940
6510.922
6520.903
6530.882
6540.852
6550.806
6560.734
6570.632
6580.508
6590.370
6600.228
6610.088
662-0.042
663-0.155
664-0.247
665-0.320
666-0.374
667-0.401
668-0.387
669-0.326
670-0.229
671-0.121
672-0.023
6730.053
6740.108
6750.147
6760.178
6770.207
6780.233
6790.250
6800.253
6810.237
6820.206
6830.163
6840.112
6850.053
686-0.013
687-0.073
688-0.098
689-0.055
6900.069
6910.253
6920.466
6930.693
6940.925
6951.141
6961.301
6971.381
6981.398
6991.403
7001.420
7011.414
7021.317
7031.089
7040.754
7050.401
7060.111
707-0.082
708-0.201
709-0.273
710-0.298
711-0.258
712-0.154
713-0.024
7140.081
7150.136
7160.154
7170.164
7180.186
7190.220
7200.248
7210.246
7220.207
7230.147
7240.075
725-0.019
726-0.147
727-0.292
728-0.420
729-0.505
730-0.538
731-0.526
732-0.489
733-0.452
734-0.412
735-0.329
736-0.159
7370.095
7380.388
7390.665
7400.893
7411.062
7421.174
7431.231
7441.239
7451.216
7461.185
7471.160
7481.145
7491.142
7501.153
7511.180
7521.229
7531.304
7541.392
7551.455
7561.448
7571.348
7581.171
7590.963
7600.757
7610.571
7620.413
7630.283
7640.182
7650.103
7660.035
767-0.031
768-0.097
769-0.164
770-0.232
771-0.297
772-0.354
773-0.391
774-0.392
775-0.356
776-0.302
777-0.260
778-0.201
779-0.266
780-0.330
781-0.376
782-0.422