diff --git a/src/lib/server/fleet/leaderboard-ingest.ts b/src/lib/server/fleet/leaderboard-ingest.ts
index f0593c6..a757299 100644
--- a/src/lib/server/fleet/leaderboard-ingest.ts
+++ b/src/lib/server/fleet/leaderboard-ingest.ts
@@ -42,7 +42,7 @@ function mapIdentity(handle: Database.Database, report: GameTelemetry) {
 
 function fingerprint(report: GameTelemetry): string {
     // Receipt timestamps and roster ordering do not identify new gameplay.
-    const { receivedAt: _receivedAt, ...event } = report;
+    const { receivedAt: _receivedAt, timing: _timing, ...event } = report;
     const players = [...event.players].sort((a, b) => a.guid.localeCompare(b.guid));
     return createHash('sha256').update(JSON.stringify({ ...event, players })).digest('hex');
 }
diff --git a/src/lib/server/fleet/telemetry.ts b/src/lib/server/fleet/telemetry.ts
index 3315b51..e0b5372 100644
--- a/src/lib/server/fleet/telemetry.ts
+++ b/src/lib/server/fleet/telemetry.ts
@@ -8,11 +8,25 @@ export function listTelemetry(): GameTelemetry[] {
     return rows.map(row => JSON.parse(row.payload) as GameTelemetry);
 }
 
-export function saveTelemetry(report: GameTelemetry): void {
+export function saveTelemetry(report: GameTelemetry): GameTelemetry {
     // Keep callers outside the HTTP route atomic too.
     const handle = db();
-    handle.transaction(() => {
+    return handle.transaction(() => {
+        const row = handle.prepare('SELECT payload FROM server_telemetry WHERE server = ?').get(report.server) as { payload: string | null } | undefined;
+        const previous: GameTelemetry | undefined = row?.payload ? JSON.parse(row.payload) : undefined;
         recordLeaderboardTelemetry(handle, report);
+        const match = handle.prepare('SELECT id FROM leaderboard_matches WHERE server = ? ORDER BY id DESC LIMIT 1').get(report.server) as { id: number };
+        const sameMatch = previous?.timing?.matchId === match.id;
+        // A gap beyond the normal heartbeat window cannot establish continuity.
+        const continuous = previous && Date.parse(report.receivedAt) - Date.parse(previous.receivedAt) <= 120_000;
+        report = { ...report, timing: { matchId: match.id, players: Object.fromEntries(report.players.map(player => {
+            const prior = continuous ? previous?.timing?.players[player.guid] : undefined;
+            return [player.guid, {
+                serverJoinedAt: prior?.serverJoinedAt ?? report.receivedAt,
+                matchJoinedAt: sameMatch && prior ? prior.matchJoinedAt : report.receivedAt,
+                roundStarted: sameMatch && prior ? prior.roundStarted : report.event === 'game_start' ? 1 : report.round
+            }];
+        })) } };
         handle.prepare(`INSERT INTO server_telemetry (server, round, players, received_at, payload)
             VALUES (?, ?, ?, ?, ?) ON CONFLICT(server) DO UPDATE SET
             round = excluded.round, players = excluded.players, received_at = excluded.received_at, payload = excluded.payload`)
@@ -26,5 +40,6 @@ export function saveTelemetry(report: GameTelemetry): void {
                 AND healthy_at <= ? AND beta_id IN (SELECT id FROM betas WHERE state = 'running')`)
                 .run(report.receivedAt, report.server, report.receivedAt);
         }
+        return report;
     })();
 }
diff --git a/src/lib/telemetry.ts b/src/lib/telemetry.ts
index c987b9c..b6e1108 100644
--- a/src/lib/telemetry.ts
+++ b/src/lib/telemetry.ts
@@ -16,7 +16,16 @@ export type GameEvent = { server: string; map: string } & (
     | { event: 'round_change' | 'heartbeat' | 'game_end'; round: number; players: TelemetryPlayerStats[] }
 );
 
-export type GameTelemetry = GameEvent & { receivedAt: string };
+export interface PlayerTiming {
+    serverJoinedAt: string;
+    matchJoinedAt: string;
+    roundStarted: number | null;
+}
+
+export type GameTelemetry = GameEvent & {
+    receivedAt: string;
+    timing?: { matchId: number; players: Record<string, PlayerTiming> };
+};
 
 /** Validate the four script payloads; beta state is never part of the protocol. */
 export function parseGameEvent(value: unknown): GameEvent {
diff --git a/src/lib/ui/components/PlayerScoreboard.svelte b/src/lib/ui/components/PlayerScoreboard.svelte
index 88a05eb..d239a45 100644
--- a/src/lib/ui/components/PlayerScoreboard.svelte
+++ b/src/lib/ui/components/PlayerScoreboard.svelte
@@ -3,11 +3,14 @@
     import { uiNow } from '$ui/stores/servers.js';
     import { elapsedSince } from '$ui/duration.js';
     import { mapTitle } from '$ui/server-labels.js';
+    import { playerProfileHref } from '$lib/leaderboard.js';
     import CopyValue from './CopyValue.svelte';
     import Badge from './primitives/Badge.svelte';
     import EmptyState from './primitives/EmptyState.svelte';
 
-    let { report, mapLabel }: { report: GameTelemetry | undefined; mapLabel?: string } = $props();
+    let { report, mapLabel, game }: { report: GameTelemetry | undefined; mapLabel?: string; game: string } = $props();
+    const timingNow = $derived(report && (report.event === 'game_end' || $uiNow - Date.parse(report.receivedAt) > 120_000)
+        ? Date.parse(report.receivedAt) : $uiNow);
     const columns = [
         { key: 'score', label: 'Score' },
         { key: 'kills', label: 'Kills' },
@@ -64,6 +67,9 @@
                 <thead>
                     <tr>
                         <th scope="col" class="player">Player</th>
+                        <th scope="col" class="stat">Time on server</th>
+                        <th scope="col" class="stat">Time in match</th>
+                        <th scope="col" class="stat">Round started</th>
                         {#each columns as column (column.key)}
                             <th scope="col" class="stat" aria-sort={sortBy === column.key ? descending ? 'descending' : 'ascending' : 'none'}>
                                 <button type="button" onclick={() => sort(column.key)}
@@ -76,11 +82,15 @@
                 </thead>
                 <tbody>
                     {#each sorted as player}
+                        {@const timing = report.timing?.players[player.guid]}
                         <tr>
                             <th scope="row" class="player">
-                                <span class="player-name">{player.name}</span>
+                                <a class="player-name" href={playerProfileHref(game.toLowerCase(), player.guid)}>{player.name}</a>
                                 <div class="guid"><span>GUID</span><CopyValue value={player.guid} label={`GUID for ${player.name}`} /></div>
                             </th>
+                            <td class="stat">{timing ? elapsedSince(timing.serverJoinedAt, timingNow) : '—'}</td>
+                            <td class="stat">{timing ? elapsedSince(timing.matchJoinedAt, timingNow) : '—'}</td>
+                            <td class="stat">{timing?.roundStarted ?? '—'}</td>
                             {#each columns as column (column.key)}
                                 <td class="stat" class:score={column.key === 'score'}>
                                     {#if player[column.key] === null}<span class="unreported" aria-label="Not yet reported">—</span>
@@ -97,6 +107,7 @@
         <p class="note">{report.event === 'game_start' ? 'Player stats arrive with the next round report or heartbeat.' : report.event === 'game_end' ? 'Final stats from this game. The scoreboard resets when the next game starts.' : 'Stats update at each round change, heartbeat, and game end.'}</p>
         <a href="/leaderboard">View lifetime leaderboard →</a>
     </div>
+    <p class="timing-note">Times and joining rounds are estimated from player reports. Server time carries across consecutive matches; ended or stale reports show time at the last update.</p>
 {/if}
 
 <style>
@@ -109,13 +120,17 @@
     time { font-size: var(--text-xs); color: var(--text-tertiary); }
     .table-scroll { max-width: 100%; overflow-x: auto; border: 1px solid var(--border-subtle); border-radius: var(--radius-md); }
     .table-scroll:focus-visible { outline: none; box-shadow: var(--focus-ring); }
-    table { width: 100%; min-width: 720px; border-collapse: separate; border-spacing: 0; }
+    table { width: 100%; min-width: 1000px; border-collapse: separate; border-spacing: 0; }
     th, td { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--border-subtle); }
     thead th { font-size: var(--text-xs); color: var(--text-secondary); font-weight: var(--weight-semibold); background: var(--surface-sunken); }
     .player { text-align: left; position: sticky; left: 0; z-index: 1; }
     thead .player { min-width: 230px; }
     tbody .player { background: var(--surface); font-weight: var(--weight-medium); }
     .player-name { display: block; max-width: 320px; overflow-wrap: anywhere; font-size: var(--text-sm); color: var(--text-primary); }
+    .player-name { text-decoration: none; }
+    .player-name:hover { color: var(--accent-primary-hover); text-decoration: underline; }
+    .player-name:focus-visible { outline: none; border-radius: var(--radius-sm); box-shadow: var(--focus-ring); }
+    .timing-note { margin: var(--space-2) 0 0; font-size: var(--text-xs); color: var(--text-tertiary); }
     .guid { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin-top: var(--space-1); color: var(--text-tertiary); font-size: var(--text-xs); }
     .stat { text-align: right; white-space: nowrap; }
     td.stat { font: var(--text-sm) var(--font-mono); font-variant-numeric: tabular-nums; }
diff --git a/src/routes/api/telemetry/+server.ts b/src/routes/api/telemetry/+server.ts
index d91dd43..fdf856a 100644
--- a/src/routes/api/telemetry/+server.ts
+++ b/src/routes/api/telemetry/+server.ts
@@ -38,7 +38,7 @@ export async function POST({ request }: { request: Request }) {
         const server = getServer(telemetry.server);
         if (!server || server.destroyed_at) return reject(404, 'Server is not registered or has been destroyed');
         db().transaction(() => {
-            saveTelemetry(telemetry);
+            telemetry = saveTelemetry(telemetry);
             recordGameEvent(telemetry);
         })();
         emit({ type: 'server-telemetry', entries: [telemetry] });
diff --git a/src/routes/servers/[name]/+page.svelte b/src/routes/servers/[name]/+page.svelte
index 00b8add..428d1ed 100644
--- a/src/routes/servers/[name]/+page.svelte
+++ b/src/routes/servers/[name]/+page.svelte
@@ -310,7 +310,7 @@
             {#if tabError}<div class="ui-error" role="alert">{tabError}<Button size="sm" onclick={() => loadTab(name, activeTab)}>Retry</Button></div>{/if}
             {#if activeTab === 'scoreboard'}
                 <Card padding="lg">
-                    {#key name}<PlayerScoreboard report={scoreboard} mapLabel={scoreboard ? fleetIdentity({ ...server, last_map: scoreboard.map }).map : undefined} />{/key}
+                    {#key name}<PlayerScoreboard game={fleetIdentity(server).game} report={scoreboard} mapLabel={scoreboard ? fleetIdentity({ ...server, last_map: scoreboard.map }).map : undefined} />{/key}
                 </Card>
             {:else if activeTab === 'chat'}
                 <Card padding="lg">
diff --git a/tests/unit/telemetry.test.ts b/tests/unit/telemetry.test.ts
index 893bd09..806b28a 100644
--- a/tests/unit/telemetry.test.ts
+++ b/tests/unit/telemetry.test.ts
@@ -13,6 +13,33 @@ afterEach(async () => fixture.cleanup());
 
 const payload = gameEvent('round_change', 17);
 
+it('persists player timing across matches and resets after absence or a telemetry gap', async () => {
+    const { saveTelemetry, listTelemetry } = await import('../../src/lib/server/fleet/telemetry.js');
+    const { closeDb } = await import('../../src/lib/server/db/index.js');
+    const guid = roster(1)[0].guid;
+    const at = (seconds: number) => new Date(Date.parse('2026-09-20T12:00:00Z') + seconds * 1000).toISOString();
+    const save = (event: Parameters<typeof gameEvent>[0], seconds: number, round = 1, players = 1) =>
+        saveTelemetry({ ...gameEvent(event, round, players), receivedAt: at(seconds) });
+    save('game_start', 0);
+    save('heartbeat', 60, 5);
+    const end = save('game_end', 90, 6);
+    expect(end.timing?.players[guid]).toEqual({ serverJoinedAt: at(0), matchJoinedAt: at(0), roundStarted: 1 });
+    const next = save('game_start', 100);
+    expect(next.timing?.players[guid]).toEqual({ serverJoinedAt: at(0), matchJoinedAt: at(100), roundStarted: 1 });
+    closeDb();
+    expect(listTelemetry()[0].timing).toEqual(next.timing);
+    save('heartbeat', 120, 2, 0);
+    expect(save('heartbeat', 140, 3).timing?.players[guid]).toEqual({
+        serverJoinedAt: at(140), matchJoinedAt: at(140), roundStarted: 3
+    });
+    expect(save('heartbeat', 400, 8).timing?.players[guid]).toEqual({
+        serverJoinedAt: at(400), matchJoinedAt: at(400), roundStarted: 8
+    });
+    expect(save('heartbeat', 420, 1).timing?.players[guid]).toEqual({
+        serverJoinedAt: at(400), matchJoinedAt: at(420), roundStarted: 1
+    });
+});
+
 it('timestamps initial telemetry and subsequent status and telemetry events with the server clock', async () => {
     const { GET } = await import('../../src/routes/api/events/servers/+server.js');
     const { emit } = await import('../../src/lib/server/pipeline/bus.js');
@@ -43,14 +70,14 @@ it.each(['round_change', 'heartbeat'] as const)('persists %s stats, broadcasts u
     const { subscribe } = await import('../../src/lib/server/pipeline/bus.js');
     const listener = vi.fn();
     const unsubscribe = subscribe(listener);
-    expect(await (await post(payload)).json()).toEqual({ ok: true, telemetry: { ...payload, receivedAt: expect.any(String) } });
-    expect(listener).toHaveBeenCalledWith({ type: 'server-telemetry', entries: [{ ...payload, receivedAt: expect.any(String) }] });
+    expect(await (await post(payload)).json()).toEqual({ ok: true, telemetry: { ...payload, receivedAt: expect.any(String), timing: expect.any(Object) } });
+    expect(listener).toHaveBeenCalledWith({ type: 'server-telemetry', entries: [{ ...payload, receivedAt: expect.any(String), timing: expect.any(Object) }] });
     unsubscribe();
     await post({ ...payload, round: 1 });
     const { closeDb } = await import('../../src/lib/server/db/index.js');
     closeDb();
     const { listTelemetry } = await import('../../src/lib/server/fleet/telemetry.js');
-    expect(listTelemetry()).toEqual([{ ...payload, round: 1, receivedAt: expect.any(String) }]);
+    expect(listTelemetry()).toEqual([{ ...payload, round: 1, receivedAt: expect.any(String), timing: expect.any(Object) }]);
     const { getServer } = await import('../../src/lib/server/fleet/servers.js');
     expect(getServer(payload.server)?.last_players).toBeNull();
     const { GET } = await import('../../src/routes/api/events/servers/+server.js');
@@ -68,7 +95,7 @@ it('accepts all four events without an active beta and updates match lifecycle',
     const { listTelemetry } = await import('../../src/lib/server/fleet/telemetry.js');
     const start = gameEvent('game_start');
     expect((await post(start)).status).toBe(200);
-    expect(listTelemetry()).toEqual([{ ...start, receivedAt: expect.any(String) }]);
+    expect(listTelemetry()).toEqual([{ ...start, receivedAt: expect.any(String), timing: expect.any(Object) }]);
     expect(getServer(start.server)?.game_started_at).toBeTruthy();
     expect(getServer(start.server)?.game_ended_at).toBeNull();
     expect((await post(payload)).status).toBe(200);