diff --git a/Data.txt b/Data.txt
new file mode 100644
index 0000000..e69de29
diff --git a/Magnetic field measurements/By_cal.npy b/Magnetic field measurements/By_cal.npy
new file mode 100644
index 0000000..815e11d
Binary files /dev/null and b/Magnetic field measurements/By_cal.npy differ
diff --git a/Magnetic field measurements/By_cal.py.npy b/Magnetic field measurements/By_cal.py.npy
new file mode 100644
index 0000000..815e11d
Binary files /dev/null and b/Magnetic field measurements/By_cal.py.npy differ
diff --git a/Magnetic field measurements/Calibration.txt b/Magnetic field measurements/Calibration.txt
new file mode 100644
index 0000000..b641e2b
--- /dev/null
+++ b/Magnetic field measurements/Calibration.txt	
@@ -0,0 +1,55 @@
+-3.23	9.68	9.68
+0.0	12.9	6.45
+0.0	9.68	6.45
+3.23	12.9	6.45
+6.45	9.68	9.68
+0.0	3.23	3.23
+0.0	6.45	6.45
+0.0	3.23	6.45
+0.0	3.23	6.45
+0.0	6.45	6.45
+0.0	-6.45	6.45
+0.0	-3.23	6.45
+0.0	-6.45	6.45
+0.0	-6.45	6.45
+3.23	-3.23	6.45
+0.0	-12.9	9.68
+0.0	-16.13	6.45
+0.0	-12.9	9.68
+0.0	-9.68	6.45
+-3.23	-12.9	9.68
+0.0	-19.35	9.68
+0.0	-19.35	9.68
+0.0	-22.58	6.45
+0.0	-19.35	6.45
+0.0	-19.35	6.45
+0.0	-29.03	6.45
+0.0	-29.03	6.45
+-3.23	-29.03	6.45
+0.0	-32.26	9.68
+-3.23	-29.03	9.68
+0.0	-35.48	6.45
+0.0	-38.71	9.68
+0.0	-38.71	6.45
+-3.23	-38.71	6.45
+0.0	-35.48	6.45
+0.0	-45.16	6.45
+0.0	-45.16	9.68
+-3.23	-45.16	6.45
+0.0	-45.16	6.45
+-3.23	-45.16	6.45
+0.0	-51.61	6.45
+-3.23	-51.61	9.68
+-3.23	-51.61	6.45
+-3.23	-54.84	6.45
+-3.23	-51.61	6.45
+-3.23	-61.29	9.68
+-3.23	-61.29	6.45
+0.0	-58.06	9.68
+-3.23	-64.52	9.68
+-3.23	-61.29	9.68
+0.0	-67.74	9.68
+-3.23	-70.97	9.68
+-3.23	-67.74	16.13
+-3.23	-70.97	6.45
+-3.23	-70.97	9.68
diff --git a/Magnetic field measurements/Calibration_calculation.py b/Magnetic field measurements/Calibration_calculation.py
index 77b9c2a..af32ab1 100644
--- a/Magnetic field measurements/Calibration_calculation.py	
+++ b/Magnetic field measurements/Calibration_calculation.py	
@@ -14,4 +14,14 @@ HH_Coil.set_d_min(47.4)
 HH_Coil.print_info()
 
 
-HH_Coil.max_field_one_coil(5)
\ No newline at end of file
+HH_Coil.max_field_one_coil(5)
+
+# %%
+#By_cal = np.array([9.68, 12.9, 9.68, 12.9, 9.68, 3.23, 6.45, 3.23, 3.23, 6.45, -6.45, -3.23, -6.45, -6.45, -3.23, -12.9, -16.13, -12.9, -9.68, -12.9, -19.35, -19.35, -22.58, -19.35, -19.35, -29.03, -29.03, -29.03, -32.26, -29.03, -35.48, -38.71, -38.71, -38.71, -35.48, -45.16, -45.16, -45.16, -45.16, -45.16, -51.61, -51.61, -51.61, -54.84, -51.61, -61.29, -61.29, -58.06, -64.52, -61.29, -67.74, -70.97, -67.74, -70.97, -70.97])
+
+#np.save('Data/By_cal.npy',By_cal)
+
+# %%
+B = np.load('Data/Bz_AHH.npy')
+print(B)
+print(len(B))
\ No newline at end of file
diff --git a/Magnetic field measurements/Data.txt b/Magnetic field measurements/Data.txt
new file mode 100644
index 0000000..e69de29
diff --git a/Magnetic field measurements/Data/By_HH.npy b/Magnetic field measurements/Data/By_HH.npy
new file mode 100644
index 0000000..78b2ed2
Binary files /dev/null and b/Magnetic field measurements/Data/By_HH.npy differ
diff --git a/Magnetic field measurements/Data/By_HH_neg.npy b/Magnetic field measurements/Data/By_HH_neg.npy
new file mode 100644
index 0000000..3447440
Binary files /dev/null and b/Magnetic field measurements/Data/By_HH_neg.npy differ
diff --git a/Magnetic field measurements/Data/By_cal.npy b/Magnetic field measurements/Data/By_cal.npy
new file mode 100644
index 0000000..815e11d
Binary files /dev/null and b/Magnetic field measurements/Data/By_cal.npy differ
diff --git a/Magnetic field measurements/Data/By_cal_neg.npy b/Magnetic field measurements/Data/By_cal_neg.npy
new file mode 100644
index 0000000..1714807
Binary files /dev/null and b/Magnetic field measurements/Data/By_cal_neg.npy differ
diff --git a/Magnetic field measurements/Data/Bz_AHH.npy b/Magnetic field measurements/Data/Bz_AHH.npy
new file mode 100644
index 0000000..d64ed5a
Binary files /dev/null and b/Magnetic field measurements/Data/Bz_AHH.npy differ
diff --git a/Magnetic field measurements/Data/Cal_neg.txt b/Magnetic field measurements/Data/Cal_neg.txt
new file mode 100644
index 0000000..aaabb8c
--- /dev/null
+++ b/Magnetic field measurements/Data/Cal_neg.txt	
@@ -0,0 +1,55 @@
+0.0	9.68	6.45
+0.0	12.9	6.45
+-3.23	9.68	6.45
+0.0	12.9	6.45
+0.0	9.68	6.45
+3.23	19.35	6.45
+0.0	19.35	6.45
+3.23	19.35	3.23
+0.0	19.35	3.23
+0.0	19.35	6.45
+0.0	29.03	3.23
+0.0	25.81	3.23
+0.0	25.81	6.45
+0.0	25.81	6.45
+0.0	25.81	6.45
+3.23	35.48	9.68
+0.0	32.26	3.23
+0.0	35.48	6.45
+3.23	35.48	6.45
+0.0	35.48	6.45
+0.0	45.16	3.23
+0.0	45.16	3.23
+0.0	41.94	3.23
+0.0	45.16	3.23
+0.0	41.94	3.23
+0.0	51.61	3.23
+0.0	51.61	6.45
+0.0	51.61	3.23
+0.0	48.39	3.23
+3.23	48.39	3.23
+3.23	58.06	3.23
+0.0	58.06	3.23
+0.0	61.29	3.23
+0.0	61.29	3.23
+0.0	58.06	3.23
+0.0	67.74	3.23
+3.23	67.74	6.45
+3.23	67.74	3.23
+0.0	67.74	3.23
+0.0	67.74	3.23
+0.0	74.19	3.23
+0.0	77.42	6.45
+3.23	74.19	3.23
+0.0	74.19	3.23
+3.23	74.19	6.45
+0.0	83.87	3.23
+0.0	87.1	0.0
+0.0	80.65	3.23
+3.23	87.1	3.23
+3.23	83.87	3.23
+0.0	93.55	0.0
+6.45	93.55	3.23
+0.0	90.32	0.0
+0.0	93.55	3.23
+3.23	90.32	3.23
diff --git a/Magnetic field measurements/Data/HH_field.txt b/Magnetic field measurements/Data/HH_field.txt
new file mode 100644
index 0000000..048126e
--- /dev/null
+++ b/Magnetic field measurements/Data/HH_field.txt	
@@ -0,0 +1,55 @@
+0.0	9.68	6.45
+0.0	9.68	6.45
+0.0	12.9	3.23
+0.0	9.68	6.45
+3.23	9.68	6.45
+3.23	3.23	6.45
+0.0	0.0	6.45
+0.0	0.0	6.45
+0.0	0.0	6.45
+0.0	3.23	6.45
+0.0	-9.68	9.68
+0.0	-9.68	6.45
+0.0	-12.9	6.45
+0.0	-9.68	6.45
+0.0	-9.68	9.68
+0.0	-22.58	9.68
+-3.23	-22.58	6.45
+0.0	-22.58	6.45
+0.0	-19.35	6.45
+0.0	-22.58	6.45
+-3.23	-32.26	6.45
+0.0	-32.26	6.45
+-3.23	-32.26	6.45
+0.0	-32.26	6.45
+0.0	-32.26	6.45
+-3.23	-41.94	9.68
+-3.23	-41.94	6.45
+-3.23	-45.16	6.45
+0.0	-45.16	6.45
+-3.23	-45.16	6.45
+0.0	-54.84	9.68
+-3.23	-54.84	6.45
+-3.23	-51.61	9.68
+-3.23	-58.06	9.68
+-3.23	-51.61	6.45
+0.0	-64.52	9.68
+-3.23	-64.52	6.45
+-3.23	-64.52	9.68
+0.0	-61.29	9.68
+-3.23	-64.52	9.68
+0.0	-74.19	9.68
+-3.23	-74.19	12.9
+-3.23	-74.19	9.68
+0.0	-77.42	6.45
+3.23	-74.19	9.68
+0.0	-87.1	12.9
+-3.23	-87.1	9.68
+-3.23	-87.1	9.68
+0.0	-83.87	9.68
+0.0	-83.87	12.9
+-3.23	-96.77	9.68
+-3.23	-96.77	9.68
+-3.23	-96.77	9.68
+-3.23	-96.77	9.68
+-3.23	-96.77	9.68
diff --git a/Magnetic field measurements/Data/HH_neg.txt b/Magnetic field measurements/Data/HH_neg.txt
new file mode 100644
index 0000000..6a8387d
--- /dev/null
+++ b/Magnetic field measurements/Data/HH_neg.txt	
@@ -0,0 +1,55 @@
+0.0	12.9	6.45
+0.0	12.9	6.45
+0.0	9.68	6.45
+3.23	12.9	6.45
+0.0	12.9	6.45
+3.23	22.58	6.45
+0.0	22.58	6.45
+0.0	19.35	3.23
+0.0	22.58	6.45
+0.0	22.58	6.45
+0.0	35.48	6.45
+0.0	32.26	3.23
+0.0	32.26	6.45
+0.0	32.26	3.23
+0.0	32.26	3.23
+0.0	41.94	3.23
+0.0	41.94	3.23
+0.0	41.94	3.23
+3.23	45.16	6.45
+0.0	41.94	9.68
+0.0	54.84	3.23
+0.0	54.84	3.23
+0.0	54.84	3.23
+0.0	54.84	3.23
+0.0	51.61	3.23
+3.23	67.74	6.45
+3.23	64.52	3.23
+0.0	64.52	6.45
+0.0	64.52	3.23
+3.23	64.52	3.23
+3.23	77.42	3.23
+3.23	77.42	3.23
+3.23	74.19	3.23
+0.0	77.42	9.68
+3.23	80.65	6.45
+0.0	87.1	3.23
+3.23	87.1	3.23
+3.23	87.1	0.0
+0.0	87.1	0.0
+0.0	87.1	3.23
+3.23	96.77	0.0
+3.23	96.77	3.23
+3.23	100.0	6.45
+0.0	96.77	3.23
+3.23	96.77	3.23
+3.23	112.9	3.23
+3.23	109.68	3.23
+3.23	109.68	3.23
+0.0	109.68	0.0
+6.45	109.68	3.23
+3.23	119.35	3.23
+0.0	119.35	0.0
+3.23	122.58	0.0
+3.23	119.35	3.23
+3.23	116.13	0.0
diff --git a/Magnetic field measurements/Data/z_grad.txt b/Magnetic field measurements/Data/z_grad.txt
new file mode 100644
index 0000000..e69de29
diff --git a/Magnetic field measurements/measurement test.py b/Magnetic field measurements/measurement test.py
index 7f4e841..82232a8 100644
--- a/Magnetic field measurements/measurement test.py	
+++ b/Magnetic field measurements/measurement test.py	
@@ -1,19 +1,24 @@
 import serial
 import re
 import matplotlib.pyplot as plt
+import numpy as np
 #connect to device, check if correct port
-ser =serial.Serial('COM4',19200)
+ser =serial.Serial('COM3',19200)
+
+if not ser.isOpen():
+    ser.open()
+print('com3 is open', ser.isOpen())
 Bx=[]
 By=[]
 Bz=[]
 x=[]
 i=0
-f=open('Data.txt','w')
+f=open('Data/Cal_neg.txt','w')
 fig, axs=plt.subplots(1,3)
 
 #plug in number of measurement points (here 35)
 #save all data in a txt sheet
-for k in range(0,10):
+for k in range(0, 55 ):
     
     a=ser.readline()
     data=str(a,'utf-8')
@@ -44,3 +49,5 @@ axs[2].set_title('Bz')
 axs[2].set(ylabel='G')
 print(By)
 plt.show()
+
+np.save('Data/By_cal_neg.npy', By)