diff --git a/AsbCloudApp/Requests/SubsystemBaseRequest.cs b/AsbCloudApp/Requests/SubsystemBaseRequest.cs
index a083d434..56cc3e76 100644
--- a/AsbCloudApp/Requests/SubsystemBaseRequest.cs
+++ b/AsbCloudApp/Requests/SubsystemBaseRequest.cs
@@ -9,7 +9,7 @@ namespace AsbCloudApp.Requests;
 /// </summary>
 public class SubsystemBaseRequest: RequestBase, IValidatableObject
 {
-    private static readonly DateTimeOffset validationMinDate = new DateTimeOffset(2020,01,01,0,0,0, TimeSpan.Zero);
+    public static readonly DateTimeOffset ValidationMinDate = new DateTimeOffset(2020,01,01,0,0,0, TimeSpan.Zero);
 
     /// <summary>
     /// Больше или равно дате
@@ -34,9 +34,9 @@ public class SubsystemBaseRequest: RequestBase, IValidatableObject
     /// <inheritdoc/>
     public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
     {
-        if (GeDate.HasValue && GeDate < validationMinDate)
+        if (GeDate.HasValue && GeDate < ValidationMinDate)
             yield return new ValidationResult(
-                $"Должно быть больше {validationMinDate:O})",
+                $"Должно быть больше {ValidationMinDate:O})",
                 new[] { nameof(GeDate) });
 
         if (LeDate.HasValue && GeDate.HasValue)
diff --git a/AsbCloudApp/Requests/SubsystemPlanFactRequest.cs b/AsbCloudApp/Requests/SubsystemPlanFactRequest.cs
index ba7d2566..52b8833f 100644
--- a/AsbCloudApp/Requests/SubsystemPlanFactRequest.cs
+++ b/AsbCloudApp/Requests/SubsystemPlanFactRequest.cs
@@ -13,5 +13,6 @@ public class SubsystemPlanFactRequest: SubsystemBaseRequest
     /// <summary>
     /// идентификаторы скважин
     /// </summary>
-    public IEnumerable<int> IdsWell { get; set; } = Enumerable.Empty<int>();
+    [Required]
+    public IEnumerable<int> IdsWell { get; set; } = null!;
 }
diff --git a/AsbCloudInfrastructure/Services/Subsystems/SubsystemService.cs b/AsbCloudInfrastructure/Services/Subsystems/SubsystemService.cs
index 05711fe0..f5acee31 100644
--- a/AsbCloudInfrastructure/Services/Subsystems/SubsystemService.cs
+++ b/AsbCloudInfrastructure/Services/Subsystems/SubsystemService.cs
@@ -142,8 +142,8 @@ public class SubsystemService : ISubsystemService
             .ToDictionary(t => t.Id, t => t.IdWell);
 
         var dtNow = DateTimeOffset.UtcNow;
-        var geDate = request.GeDate ?? new DateTimeOffset(dtNow.Date);
-        var leDate = request.LeDate ?? geDate.AddDays(1).AddMinutes(-1);
+        var geDate = request.GeDate ?? SubsystemPlanFactRequest.ValidationMinDate;
+        var leDate = request.LeDate ?? DateTimeOffset.UtcNow;
         var telemetryDataSaub = await telemetryDataSaubService.Get(telemetriesDict.Keys, false, geDate, leDate, 100_000, token);
 
         var groupedTelemetryDataSaub = telemetryDataSaub