Br 5000 BC -400 0 400 Br 4900 BC -400 0 400 Br 4800 BC -400 0 400 Br 4700 BC -400 0 400 Br 4600 BC -400 0 400 Br 4500 BC -400 0 400 Br 4400 BC -400 0 400 Br 4300 BC -400 0 400 Br 4200 BC -400 0 400 Br 4100 BC -400 0 400 Br NAD 5000 BC -200 0 200 Br NAD 4900 BC -200 0 200 Br NAD 4800 BC -200 0 200 Br NAD 4700 BC -200 0 200 Br NAD 4600 BC -200 0 200 Br NAD 4500 BC -200 0 200 Br NAD 4400 BC -200 0 200 Br NAD 4300 BC -200 0 200 Br NAD 4200 BC -200 0 200 Br NAD 4100 BC -200 0 200 Declination 5000 BC -20 0 20 Declination 4900 BC -20 0 20 Declination 4800 BC -20 0 20 Declination 4700 BC -20 0 20 Declination 4600 BC -20 0 20 Declination 4500 BC -20 0 20 Declination 4400 BC -20 0 20 Declination 4300 BC -20 0 20 Declination 4200 BC -20 0 20 Declination 4100 BC -20 0 20 I anomaly 5000 BC I anomaly 4900 BC I anomaly 4800 BC I anomaly 4700 BC I anomaly 4600 BC I anomaly 4500 BC I anomaly 4400 BC I anomaly 4300 BC I anomaly 4200 BC I anomaly 4100 BC