diff --git a/api/piquant/configuration.go b/api/piquant/configuration.go
index 390fa196..94eb2f76 100644
--- a/api/piquant/configuration.go
+++ b/api/piquant/configuration.go
@@ -20,6 +20,9 @@ package piquant
 
 import (
 	"context"
+	"fmt"
+	"strconv"
+	"strings"
 
 	"github.com/pixlise/core/v4/api/dbCollections"
 	"github.com/pixlise/core/v4/api/filepaths"
@@ -79,3 +82,29 @@ func GetDetectorConfig(name string, db *mongo.Database) (*protos.DetectorConfig,
 
 	return &cfg, nil
 }
+
+func ReadFieldFromPIQUANTConfigMSA(msaContents string, fieldName string) (float32, error) {
+	piquantCfgLines := strings.Split(msaContents, "\n")
+	for _, line := range piquantCfgLines {
+		idx := strings.Index(line, fieldName)
+		if idx >= 0 {
+			line := line[idx+len(fieldName):]
+			idx = strings.Index(line, ":")
+
+			if idx >= 0 {
+				line = line[idx+1:]
+				line = strings.TrimLeft(line, " ")
+
+				// Now snip off anything after it
+				idx = strings.Index(line, " ")
+				if idx >= 0 {
+					line = line[0:idx]
+					val, err := strconv.ParseFloat(line, 32)
+					return float32(val), err
+				}
+			}
+		}
+	}
+
+	return 0, fmt.Errorf("Failed to find field %v", fieldName)
+}
diff --git a/api/ws/handlers/detector-config.go b/api/ws/handlers/detector-config.go
index 370fad30..f380ad68 100644
--- a/api/ws/handlers/detector-config.go
+++ b/api/ws/handlers/detector-config.go
@@ -2,8 +2,10 @@ package wsHandler
 
 import (
 	"context"
+	"fmt"
 
 	"github.com/pixlise/core/v4/api/dbCollections"
+	"github.com/pixlise/core/v4/api/filepaths"
 	"github.com/pixlise/core/v4/api/piquant"
 	"github.com/pixlise/core/v4/api/ws/wsHelpers"
 	protos "github.com/pixlise/core/v4/generated-protos"
@@ -21,9 +23,39 @@ func HandleDetectorConfigReq(req *protos.DetectorConfigReq, hctx wsHelpers.Handl
 		return nil, err
 	}
 
+	// Read versions
+	versions := piquant.GetPiquantConfigVersions(hctx.Svcs, req.Id)
+	if len(versions) <= 0 {
+		return nil, fmt.Errorf("DetectorConfig %v has no versions defined", req.Id)
+	}
+
+	latestVersion := versions[len(versions)-1]
+
+	// Read PIQUANT config file
+	piquantCfg, err := piquant.GetPIQUANTConfig(hctx.Svcs, req.Id, latestVersion)
+	if err != nil {
+		return nil, err
+	}
+
+	// Retrieve elevAngle
+	cfgPath := filepaths.GetDetectorConfigPath(req.Id, latestVersion, piquantCfg.ConfigFile)
+	piquantCfgFile, err := hctx.Svcs.FS.ReadObject(hctx.Svcs.Config.ConfigBucket, cfgPath)
+	if err != nil {
+		return nil, err
+	}
+
+	// Find the value
+	piquantCfgFileStr := string(piquantCfgFile)
+	angle, err := piquant.ReadFieldFromPIQUANTConfigMSA(piquantCfgFileStr, "#ELEVANGLE")
+	if err != nil {
+		return nil, fmt.Errorf("Failed to read ELEVANGLE from Piquant config file: %v", cfgPath)
+	}
+
+	cfg.ElevAngle = angle
+
 	return &protos.DetectorConfigResp{
 		Config:                cfg,
-		PiquantConfigVersions: piquant.GetPiquantConfigVersions(hctx.Svcs, req.Id),
+		PiquantConfigVersions: versions,
 	}, nil
 }
 
diff --git a/data-formats b/data-formats
index 2de699e7..19afaa02 160000
--- a/data-formats
+++ b/data-formats
@@ -1 +1 @@
-Subproject commit 2de699e7ac2f76a44b613787d990a79ef2113448
+Subproject commit 19afaa0253a5c3347605de665393bf92d9512089
diff --git a/generated-protos/detector-config.pb.go b/generated-protos/detector-config.pb.go
index 5d5b19c5..edc9caac 100644
--- a/generated-protos/detector-config.pb.go
+++ b/generated-protos/detector-config.pb.go
@@ -35,6 +35,7 @@ type DetectorConfig struct {
 	TubeElement     int32   `protobuf:"varint,8,opt,name=tubeElement,proto3" json:"tubeElement,omitempty"`
 	DefaultParams   string  `protobuf:"bytes,9,opt,name=defaultParams,proto3" json:"defaultParams,omitempty"`
 	MmBeamRadius    float32 `protobuf:"fixed32,10,opt,name=mmBeamRadius,proto3" json:"mmBeamRadius,omitempty"`
+	ElevAngle       float32 `protobuf:"fixed32,11,opt,name=elevAngle,proto3" json:"elevAngle,omitempty"`
 }
 
 func (x *DetectorConfig) Reset() {
@@ -139,11 +140,18 @@ func (x *DetectorConfig) GetMmBeamRadius() float32 {
 	return 0
 }
 
+func (x *DetectorConfig) GetElevAngle() float32 {
+	if x != nil {
+		return x.ElevAngle
+	}
+	return 0
+}
+
 var File_detector_config_proto protoreflect.FileDescriptor
 
 var file_detector_config_proto_rawDesc = []byte{
 	0x0a, 0x15, 0x64, 0x65, 0x74, 0x65, 0x63, 0x74, 0x6f, 0x72, 0x2d, 0x63, 0x6f, 0x6e, 0x66, 0x69,
-	0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0xf0, 0x02, 0x0a, 0x0e, 0x44, 0x65, 0x74, 0x65,
+	0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x8e, 0x03, 0x0a, 0x0e, 0x44, 0x65, 0x74, 0x65,
 	0x63, 0x74, 0x6f, 0x72, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x0e, 0x0a, 0x02, 0x69, 0x64,
 	0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x02, 0x69, 0x64, 0x12, 0x1e, 0x0a, 0x0a, 0x6d, 0x69,
 	0x6e, 0x45, 0x6c, 0x65, 0x6d, 0x65, 0x6e, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x05, 0x52, 0x0a,
@@ -166,8 +174,10 @@ var file_detector_config_proto_rawDesc = []byte{
 	0x73, 0x18, 0x09, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0d, 0x64, 0x65, 0x66, 0x61, 0x75, 0x6c, 0x74,
 	0x50, 0x61, 0x72, 0x61, 0x6d, 0x73, 0x12, 0x22, 0x0a, 0x0c, 0x6d, 0x6d, 0x42, 0x65, 0x61, 0x6d,
 	0x52, 0x61, 0x64, 0x69, 0x75, 0x73, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x02, 0x52, 0x0c, 0x6d, 0x6d,
-	0x42, 0x65, 0x61, 0x6d, 0x52, 0x61, 0x64, 0x69, 0x75, 0x73, 0x42, 0x0a, 0x5a, 0x08, 0x2e, 0x3b,
-	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x42, 0x65, 0x61, 0x6d, 0x52, 0x61, 0x64, 0x69, 0x75, 0x73, 0x12, 0x1c, 0x0a, 0x09, 0x65, 0x6c,
+	0x65, 0x76, 0x41, 0x6e, 0x67, 0x6c, 0x65, 0x18, 0x0b, 0x20, 0x01, 0x28, 0x02, 0x52, 0x09, 0x65,
+	0x6c, 0x65, 0x76, 0x41, 0x6e, 0x67, 0x6c, 0x65, 0x42, 0x0a, 0x5a, 0x08, 0x2e, 0x3b, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/internal/cmd-line-tools/api-integration-test/testDetectorConfig.go b/internal/cmd-line-tools/api-integration-test/testDetectorConfig.go
index 5b9b0e3a..b339f59c 100644
--- a/internal/cmd-line-tools/api-integration-test/testDetectorConfig.go
+++ b/internal/cmd-line-tools/api-integration-test/testDetectorConfig.go
@@ -67,7 +67,8 @@ func testDetectorConfig(apiHost string) {
 					"xrfeVResolution": 230,
 					"windowElement": 14,
 					"tubeElement": 45,
-					"mmBeamRadius": 0.06
+					"mmBeamRadius": 0.06,
+					"elevAngle": 70
 				},
 				"piquantConfigVersions": [
 					"v5",