diff --git a/courses/index.yaml b/courses/index.yaml
index 6e6ba6b..3b22118 100644
--- a/courses/index.yaml
+++ b/courses/index.yaml
@@ -33,10 +33,16 @@ courses:
     priority: 90
     logo: "/courses/logos/mlb-2026_logo.png"
 
+  - id: "rts-2026-spring"
+    file: "random-processes-and-time-series-2026.yaml"
+    status: "active"
+    priority: 90
+    logo: "/courses/logos/itmo_random_processes_time_series.png"
+
   - id: "nn-2026-spring"
     file: "neural-networks-2026.yaml"
     status: "active"
-    priority: 90
+    priority: 80
     logo: "/courses/logos/nn-2026_logo.png"
 
   - id: "os-2025-spring"
@@ -60,6 +66,6 @@ courses:
 
   - id: "fs-2025-autumn"
     file: "fundamental-statistics-2025.yaml"
-    status: "active"
+    status: "archived"
     priority: 90
     logo: "/courses/logos/fs-2025_logo.png"
diff --git a/courses/logos/itmo_random_processes_time_series.png b/courses/logos/itmo_random_processes_time_series.png
new file mode 100644
index 0000000..4576930
Binary files /dev/null and b/courses/logos/itmo_random_processes_time_series.png differ
diff --git a/courses/machine-learning-basics-2026.yaml b/courses/machine-learning-basics-2026.yaml
index c9372a6..fd2024f 100644
--- a/courses/machine-learning-basics-2026.yaml
+++ b/courses/machine-learning-basics-2026.yaml
@@ -93,8 +93,8 @@ course:
         "3":
             github-prefix: 3
             short-name: ЛР3
-            taskid-max: 10
-            penalty-max: 10
+            taskid-max: 5
+            penalty-max: 8
             ci:
                 workflows:
                     - run-autograding-tests
diff --git a/courses/neural-networks-2026.yaml b/courses/neural-networks-2026.yaml
index 724b8bf..81fbce7 100644
--- a/courses/neural-networks-2026.yaml
+++ b/courses/neural-networks-2026.yaml
@@ -24,10 +24,10 @@ course:
         lab-column-offset: 1
     staff:
         - name: Поляк Марк Дмитриевич
-          title: ст. преп.
+          title: преподаватель практики
           status: лектор
         - name: Поляк Марк Дмитриевич
-          title: ст. преп.
+          title: преподаватель практики
           status: лабораторные работы
     labs:
         "0":
diff --git a/courses/random-processes-and-time-series-2026.yaml b/courses/random-processes-and-time-series-2026.yaml
new file mode 100644
index 0000000..1d73b39
--- /dev/null
+++ b/courses/random-processes-and-time-series-2026.yaml
@@ -0,0 +1,116 @@
+---
+# Configuration file for lab-grader
+
+course:
+    name: Случайные процессы и временные ряды
+    alt-names: 
+        - RPTS
+        - Random Processes and Time Series
+        - СлПр
+        - СПиВР
+    semester: Весна 2026
+    university: ИТМО
+    email: mdpoliak@itmo.ru
+    timezone: UTC+3
+    github:
+        organization: itmo-rts-2026
+        teachers:
+            - "Mark Polyak"
+            - markpolyak
+    google:
+        spreadsheet: 15HKx6Xt_AMv0AkfbOZCpllNX-GHBsfhfBhwBS2F9JjM
+        info-sheet: График
+        task-id-column: 0
+        student-name-column: 1
+        lab-column-offset: 1
+    staff:
+        - name: Поляк Марк Дмитриевич
+          title: преподаватель практики
+          status: лектор
+        - name: Поляк Марк Дмитриевич
+          title: преподаватель практики
+          status: лабораторные работы
+    labs:
+        "1":
+            github-prefix: 1
+            short-name: ЛР1
+            taskid-max: 10
+            penalty-max: 10
+            score:
+              patterns:
+                - 'ПРЕДВАРИТЕЛЬНАЯ.*?ОЦЕНКА.*?ЖУРНАЛ:\s*(\d+(?:[.,]\d+)?)'  # Гибкий паттерн для "ПРЕДВАРИТЕЛЬНАЯ ОЦЕНКА В ЖУРНАЛ: 10.0"
+            ci:
+                - workflows
+            files:
+                - exercises.ipynb
+            moss:
+                language: python
+                max-matches: 100
+                local-path: lab1
+        "2":
+            github-prefix: 2
+            short-name: ЛР2
+            taskid-max: 10
+            penalty-max: 10
+            score:
+              patterns:
+                - 'ПРЕДВАРИТЕЛЬНАЯ.*?ОЦЕНКА.*?ЖУРНАЛ:\s*(\d+(?:[.,]\d+)?)'  # Гибкий паттерн для "ПРЕДВАРИТЕЛЬНАЯ ОЦЕНКА В ЖУРНАЛ: 10.0"
+            ci:
+                - workflows
+            files:
+                - exercises.ipynb
+            moss:
+                language: python
+                max-matches: 100
+                local-path: lab2
+        "3":
+            github-prefix: 3
+            short-name: ЛР3
+            taskid-max: 10
+            penalty-max: 10
+            score:
+              patterns:
+                - 'ПРЕДВАРИТЕЛЬНАЯ.*?ОЦЕНКА.*?ЖУРНАЛ:\s*(\d+(?:[.,]\d+)?)'  # Гибкий паттерн для "ПРЕДВАРИТЕЛЬНАЯ ОЦЕНКА В ЖУРНАЛ: 10.0"
+            ci:
+                - workflows
+            files:
+                - exercises.ipynb
+            moss:
+                language: python
+                max-matches: 100
+                local-path: lab3
+        "4":
+            github-prefix: 4
+            short-name: ЛР4
+            taskid-max: 10
+            penalty-max: 10
+            score:
+              patterns:
+                - 'ПРЕДВАРИТЕЛЬНАЯ.*?ОЦЕНКА.*?ЖУРНАЛ:\s*(\d+(?:[.,]\d+)?)'  # Гибкий паттерн для "ПРЕДВАРИТЕЛЬНАЯ ОЦЕНКА В ЖУРНАЛ: 10.0"
+            ci:
+                - workflows
+            files:
+                - exercises.ipynb
+            moss:
+                language: python
+                max-matches: 100
+                local-path: lab4
+        "5":
+           github-prefix: 5
+           short-name: ДЗ5
+           taskid-max: 10
+           penalty-max: 10
+           score:
+             patterns:
+               - 'ПРЕДВАРИТЕЛЬНАЯ.*?ОЦЕНКА.*?ЖУРНАЛ:\s*(\d+(?:[.,]\d+)?)'  # Гибкий паттерн для "ПРЕДВАРИТЕЛЬНАЯ ОЦЕНКА В ЖУРНАЛ: 10.0"
+           ci:
+               - workflows
+           files:
+               - exercises.ipynb
+           moss:
+               language: python
+               max-matches: 100
+               local-path: lab5
+
+misc:
+    requests-timeout: 5