diff --git a/scripts/recompute_device_data.py b/scripts/recompute_device_data.py
new file mode 100644
index 0000000..3c53875
--- /dev/null
+++ b/scripts/recompute_device_data.py
@@ -0,0 +1,53 @@
+
+    # datetime.strptime(end_time, "%Y-%m-%d %H:%M:%S")
+import firebase_admin
+from firebase_admin import credentials, firestore
+import os
+from google.cloud.firestore_v1.base_query import FieldFilter
+from datetime import datetime
+
+key_path = os.getcwd() + '/keys/hpos-qa-firebase-adminsdk.json'
+cred = credentials.Certificate(key_path)
+firebase_admin.initialize_app(cred)
+
+def classify(calculatedRatio):
+    if calculatedRatio < 0.05:
+        return "Inconclusive. Very low Absorbance - Repeat test with Higher Blood Volume"
+    if calculatedRatio > 0.05 and calculatedRatio < 0.155:
+        return "Normal"
+    if calculatedRatio > 0.155 and calculatedRatio < 0.175:
+        return "Negative Borderline. Repeat Test"
+    if calculatedRatio > 0.175 and calculatedRatio < 0.22:
+        return "Sickle Cell Trait"
+    if calculatedRatio > 0.22 and calculatedRatio < 0.25:
+        return "Positive for Sickle Cell. HPLC for Confirmation"
+    if calculatedRatio > 0.25 and calculatedRatio < 0.35:
+        return "Sickle Cell Disease"
+    if calculatedRatio > 0.35:
+        return "Inconclusive. Repeat with test with lower volume of blood"
+
+def update_coefficent(source_collection):
+    db = firestore.client()
+
+    docs = db.collection(source_collection).where(filter = FieldFilter("deviceId", "==", "HC-V1-003")).stream()
+    
+    for doc in docs:
+        doc_id = doc.id #doc.to_dict()["_id"]
+        print(doc_id)
+
+        slope = 0.5453
+        intercept = 0.0099
+        calculatedRatio = slope * doc.to_dict()["deviceRatio"] + intercept
+
+        try:
+            db.collection(source_collection).document(doc_id).update({
+                "coefficients": [slope, intercept],
+                "calculatedRatio": calculatedRatio,
+                "classificationResult": classify(calculatedRatio)
+                })
+            print(f"Document with ID '{doc_id}' updated")
+        except Exception as e:
+            print(f"Error updating document with ID '{doc_id}' from the source collection: {e}")
+
+if __name__ == "__main__":
+    update_coefficent("testData")