diff --git a/public/ajax/insert_observationtips.php b/public/ajax/insert_observationtips.php
new file mode 100644
index 0000000..cd22457
--- /dev/null
+++ b/public/ajax/insert_observationtips.php
@@ -0,0 +1,140 @@
+<?php
+declare(strict_types=1);
+
+session_start();
+
+header('Content-Type: application/json; charset=UTF-8');
+
+if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
+    http_response_code(405);
+    echo json_encode([
+        'success' => false,
+        'message' => 'Nur POST ist erlaubt.',
+    ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+    exit;
+}
+
+$sessionToken = isset($_SESSION['observation_tip_insert_token']) && is_string($_SESSION['observation_tip_insert_token'])
+    ? $_SESSION['observation_tip_insert_token']
+    : '';
+$submittedToken = isset($_POST['observation_tip_insert_token']) ? (string) $_POST['observation_tip_insert_token'] : '';
+
+if ($sessionToken === '' || $submittedToken === '' || !hash_equals($sessionToken, $submittedToken)) {
+    http_response_code(403);
+    echo json_encode([
+        'success' => false,
+        'message' => 'Sicherheitspruefung fehlgeschlagen. Bitte die Seite neu laden und erneut versuchen.',
+    ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+    exit;
+}
+
+$payloadJson = isset($_POST['observation_tip_payload']) ? (string) $_POST['observation_tip_payload'] : '';
+$rows = json_decode($payloadJson, true);
+if (!is_array($rows)) {
+    http_response_code(400);
+    echo json_encode([
+        'success' => false,
+        'message' => 'Ungueltige Ereignisdaten empfangen.',
+    ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+    exit;
+}
+
+$normalized = [];
+foreach ($rows as $row) {
+    if (!is_array($row)) {
+        continue;
+    }
+
+    $moment = trim((string) ($row['moment'] ?? ''));
+    $tip = trim((string) ($row['tip'] ?? ''));
+    if ($moment === '' || $tip === '') {
+        continue;
+    }
+
+    $normalized[] = [
+        'moment' => $moment,
+        'tip' => $tip,
+    ];
+}
+
+if ($normalized === []) {
+    echo json_encode([
+        'success' => false,
+        'message' => 'Keine gueltigen Ereignisse zum Eintragen vorhanden.',
+        'inserted' => 0,
+        'skipped' => 0,
+    ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+    exit;
+}
+
+try {
+    $dbConfig = require __DIR__ . '/../../config/observationtips_database.php';
+    $dsn = sprintf(
+        'mysql:host=%s;dbname=%s;charset=%s',
+        $dbConfig['host'],
+        $dbConfig['dbname'],
+        $dbConfig['charset'] ?? 'utf8mb4'
+    );
+    $pdo = new PDO(
+        $dsn,
+        $dbConfig['user'],
+        $dbConfig['pass'],
+        [
+            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
+            PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
+        ]
+    );
+
+    $checkStmt = $pdo->prepare(
+        'SELECT 1 FROM `astro_sonobs_observationtips` WHERE `moment` = :moment AND `tip` = :tip LIMIT 1'
+    );
+    $insertStmt = $pdo->prepare(
+        'INSERT INTO `astro_sonobs_observationtips` (`moment`, `tip`) VALUES (:moment, :tip)'
+    );
+
+    $inserted = 0;
+    $skipped = 0;
+
+    $pdo->beginTransaction();
+    try {
+        foreach ($normalized as $row) {
+            $checkStmt->execute([
+                ':moment' => $row['moment'],
+                ':tip' => $row['tip'],
+            ]);
+
+            if ($checkStmt->fetchColumn()) {
+                $skipped++;
+                continue;
+            }
+
+            $insertStmt->execute([
+                ':moment' => $row['moment'],
+                ':tip' => $row['tip'],
+            ]);
+            $inserted++;
+        }
+
+        $pdo->commit();
+    } catch (Throwable $e) {
+        if ($pdo->inTransaction()) {
+            $pdo->rollBack();
+        }
+        throw $e;
+    }
+
+    echo json_encode([
+        'success' => true,
+        'message' => sprintf('%d Ereignisse eingetragen, %d bereits vorhanden.', $inserted, $skipped),
+        'inserted' => $inserted,
+        'skipped' => $skipped,
+    ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+} catch (Throwable $e) {
+    http_response_code(500);
+    echo json_encode([
+        'success' => false,
+        'message' => 'Eintragen in `astro_sonobs_observationtips` fehlgeschlagen: ' . $e->getMessage(),
+        'inserted' => 0,
+        'skipped' => 0,
+    ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+}
diff --git a/public/monatsvorhersage.php b/public/monatsvorhersage.php
index c0408a0..55f4283 100644
--- a/public/monatsvorhersage.php
+++ b/public/monatsvorhersage.php
@@ -257,11 +257,12 @@ $favoriteCometEvents = [];
 $seasonChanges = [];
 $timeChanges = [];
 $monthEventList = [];
-$observationTipInsertResult = null;
 $starDataError = null;
 $monthNarrativeText = '';
 $observationTipInsertSql = '';
 $observationTipCalendarIcs = '';
+$observationTipInsertPayloadJson = '[]';
+$observationTipInsertEndpoint = $publicBasePath . 'ajax/insert_observationtips.php';
 $chartConfig = null;
 $chartConfigJson = 'null';
 $starDataJson = '[]';
@@ -635,62 +636,6 @@ if (!function_exists('normalizeObservationTipEvents')) {
     }
 }
 
-if (!function_exists('insertObservationTipEvents')) {
-    function insertObservationTipEvents(PDO $pdo, array $events, DateTimeZone $timezone): array
-    {
-        $normalized = normalizeObservationTipEvents($events, $timezone);
-        if ($normalized === []) {
-            return [
-                'inserted' => 0,
-                'skipped' => 0,
-            ];
-        }
-
-        $checkStmt = $pdo->prepare(
-            'SELECT 1 FROM `astro_sonobs_observationtips` WHERE `moment` = :moment AND `tip` = :tip LIMIT 1'
-        );
-        $insertStmt = $pdo->prepare(
-            'INSERT INTO `astro_sonobs_observationtips` (`moment`, `tip`) VALUES (:moment, :tip)'
-        );
-
-        $inserted = 0;
-        $skipped = 0;
-
-        $pdo->beginTransaction();
-        try {
-            foreach ($normalized as $row) {
-                $checkStmt->execute([
-                    ':moment' => $row['moment'],
-                    ':tip' => $row['tip'],
-                ]);
-
-                if ($checkStmt->fetchColumn()) {
-                    $skipped++;
-                    continue;
-                }
-
-                $insertStmt->execute([
-                    ':moment' => $row['moment'],
-                    ':tip' => $row['tip'],
-                ]);
-                $inserted++;
-            }
-
-            $pdo->commit();
-        } catch (Throwable $e) {
-            if ($pdo->inTransaction()) {
-                $pdo->rollBack();
-            }
-            throw $e;
-        }
-
-        return [
-            'inserted' => $inserted,
-            'skipped' => $skipped,
-        ];
-    }
-}
-
 if (!function_exists('escapeIcalText')) {
     function escapeIcalText(string $value): string
     {
@@ -2490,56 +2435,10 @@ $monthNarrativeText = monthForecastBuildNarrativeText($monthEventList, $selected
 
 $observationTipInsertSql = buildObservationTipInsertSql($monthEventList, new DateTimeZone($chartTimezone));
 $observationTipCalendarIcs = buildObservationTipCalendarIcs($monthEventList, new DateTimeZone($chartTimezone));
-
-if (
-    $_SERVER['REQUEST_METHOD'] === 'POST'
-    && isset($_POST['insert_observation_tips'])
-    && $_POST['insert_observation_tips'] === '1'
-) {
-    $submittedToken = isset($_POST['observation_tip_insert_token']) ? (string) $_POST['observation_tip_insert_token'] : '';
-    if (!hash_equals($observationTipInsertToken, $submittedToken)) {
-        $observationTipInsertResult = [
-            'success' => false,
-            'message' => 'Sicherheitspruefung fehlgeschlagen. Bitte die Seite neu laden und erneut versuchen.',
-        ];
-    } else {
-        try {
-            $observationTipDbConfig = require __DIR__ . '/../config/observationtips_database.php';
-            $observationTipDsn = sprintf(
-                'mysql:host=%s;dbname=%s;charset=%s',
-                $observationTipDbConfig['host'],
-                $observationTipDbConfig['dbname'],
-                $observationTipDbConfig['charset'] ?? 'utf8mb4'
-            );
-            $observationTipPdo = new PDO(
-                $observationTipDsn,
-                $observationTipDbConfig['user'],
-                $observationTipDbConfig['pass'],
-                [
-                    PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
-                    PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
-                ]
-            );
-
-            $observationTipInsertResult = insertObservationTipEvents(
-                $observationTipPdo,
-                $monthEventList,
-                new DateTimeZone($chartTimezone)
-            );
-            $observationTipInsertResult['success'] = true;
-            $observationTipInsertResult['message'] = sprintf(
-                '%d Ereignisse eingetragen, %d bereits vorhanden.',
-                (int) $observationTipInsertResult['inserted'],
-                (int) $observationTipInsertResult['skipped']
-            );
-        } catch (Throwable $e) {
-            $observationTipInsertResult = [
-                'success' => false,
-                'message' => 'Eintragen in `astro_sonobs_observationtips` fehlgeschlagen: ' . $e->getMessage(),
-            ];
-        }
-    }
-}
+$observationTipInsertPayloadJson = json_encode(
+    normalizeObservationTipEvents($monthEventList, new DateTimeZone($chartTimezone)),
+    JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES
+) ?: '[]';
 
 $chartConfig = [
     'monthName' => $months[$selectedMonth],
@@ -2768,10 +2667,11 @@ $observationTipCalendarFilenameJson = json_encode(sprintf('astrotools-monatserei
         </div>
         <div class="monatskarte-export">
           <?php if ($monthEventList): ?>
-            <form method="post" class="monatskarte-inline-form">
+            <form method="post" action="<?= htmlspecialchars($observationTipInsertEndpoint, ENT_QUOTES, 'UTF-8') ?>" class="monatskarte-inline-form" id="observationTipInsertForm">
               <input type="hidden" name="insert_observation_tips" value="1">
               <input type="hidden" name="observation_tip_insert_token" value="<?= htmlspecialchars($observationTipInsertToken, ENT_QUOTES, 'UTF-8') ?>">
-              <button type="submit" class="monatskarte-export-button">
+              <input type="hidden" name="observation_tip_payload" value="<?= htmlspecialchars($observationTipInsertPayloadJson, ENT_QUOTES, 'UTF-8') ?>">
+              <button type="submit" class="monatskarte-export-button" id="observationTipInsertButton">
                 Direkt in Datenbank eintragen
               </button>
             </form>
@@ -2790,11 +2690,7 @@ $observationTipCalendarFilenameJson = json_encode(sprintf('astrotools-monatserei
       </div>
 
       <div class="monatskarte-footer">
-        <?php if (is_array($observationTipInsertResult)): ?>
-          <p class="monatskarte-insert-status <?= !empty($observationTipInsertResult['success']) ? 'is-success' : 'is-error' ?>">
-            <?= htmlspecialchars((string) ($observationTipInsertResult['message'] ?? ''), ENT_QUOTES, 'UTF-8') ?>
-          </p>
-        <?php endif; ?>
+        <p class="monatskarte-insert-status" id="observationTipInsertStatus" role="status" aria-live="polite" hidden></p>
         <?php if ($observationTipInsertSql !== ''): ?>
           <div class="monatskarte-sql-export" id="observationTipSqlPanel" hidden>
             <label class="monatskarte-sql-label" for="observationTipSqlOutput">SQL für `astro_sonobs_observationtips`</label>
@@ -2869,6 +2765,11 @@ $observationTipCalendarFilenameJson = json_encode(sprintf('astrotools-monatserei
   border: 1px solid #efc0c0;
 }
 
+.monatskarte-export-button.is-success {
+  background: rgba(36, 104, 62, 0.92);
+  border-color: rgba(141, 214, 167, 0.82);
+}
+
 .monatsvorhersage-shell {
   display: grid;
   gap: 18px;
@@ -3475,12 +3376,87 @@ function monthChartCometRaDec(comet, date) {
 }
 
 (function () {
+  const insertForm = document.getElementById('observationTipInsertForm');
+  const insertButton = document.getElementById('observationTipInsertButton');
+  let insertStatus = document.getElementById('observationTipInsertStatus');
   const toggleButton = document.getElementById('toggleObservationTipSql');
   const copyButton = document.getElementById('copyObservationTipSql');
   const icalButton = document.getElementById('downloadObservationTipIcal');
   const panel = document.getElementById('observationTipSqlPanel');
   const output = document.getElementById('observationTipSqlOutput');
 
+  if (insertForm && insertButton) {
+    insertForm.addEventListener('submit', async function (event) {
+      event.preventDefault();
+      const originalLabel = insertButton.textContent;
+      insertButton.classList.remove('is-success');
+      insertButton.disabled = true;
+      insertButton.textContent = 'Trage ein...';
+
+      try {
+        const response = await fetch(insertForm.action, {
+          method: 'POST',
+          body: new FormData(insertForm),
+          headers: {
+            'X-Requested-With': 'fetch'
+          }
+        });
+
+        const payload = await response.json();
+        if (!insertStatus) {
+          insertStatus = document.createElement('p');
+          insertStatus.id = 'observationTipInsertStatus';
+          insertStatus.setAttribute('role', 'status');
+          insertStatus.setAttribute('aria-live', 'polite');
+          insertStatus.className = 'monatskarte-insert-status';
+          const footer = insertForm.closest('.monatskarte-card')?.querySelector('.monatskarte-footer');
+          if (footer) {
+            footer.insertBefore(insertStatus, footer.firstChild);
+          }
+        }
+
+        if (insertStatus) {
+          insertStatus.hidden = false;
+          insertStatus.className = 'monatskarte-insert-status ' + (payload && payload.success ? 'is-success' : 'is-error');
+          insertStatus.textContent = payload && payload.message ? payload.message : 'Unbekannte Rueckmeldung vom Server.';
+        }
+
+        if (payload && payload.success) {
+          insertButton.classList.add('is-success');
+          insertButton.textContent = 'Eingetragen';
+          window.setTimeout(function () {
+            insertButton.classList.remove('is-success');
+            insertButton.textContent = originalLabel;
+          }, 1800);
+          return;
+        }
+      } catch (error) {
+        if (!insertStatus) {
+          insertStatus = document.createElement('p');
+          insertStatus.id = 'observationTipInsertStatus';
+          insertStatus.setAttribute('role', 'status');
+          insertStatus.setAttribute('aria-live', 'polite');
+          insertStatus.className = 'monatskarte-insert-status is-error';
+          const footer = insertForm.closest('.monatskarte-card')?.querySelector('.monatskarte-footer');
+          if (footer) {
+            footer.insertBefore(insertStatus, footer.firstChild);
+          }
+        }
+
+        if (insertStatus) {
+          insertStatus.hidden = false;
+          insertStatus.className = 'monatskarte-insert-status is-error';
+          insertStatus.textContent = 'Eintragen fehlgeschlagen. Bitte erneut versuchen.';
+        }
+      } finally {
+        insertButton.disabled = false;
+        if (!insertButton.classList.contains('is-success')) {
+          insertButton.textContent = originalLabel;
+        }
+      }
+    });
+  }
+
   if (toggleButton && panel) {
     toggleButton.addEventListener('click', function () {
       const isHidden = panel.hasAttribute('hidden');