San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Allen Liang

Bib: 17271•M•Age: 34

Montebello, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Top 30%
Gender (Male)
#0 / 3619
Top 40%
Division (M30-34)
#0 / 772
Top 41%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:12/mi
20:25
→ flat
4M
9:31/mi
39:27
↑ 67↓ 69
6M
9:37/mi
58:42
↑ 1231.1%
8M
10:35/mi
1:19:52
↑ 166↓ 531.1%
9.6M
7:02/mi
1:31:08
↑ 68↓ 1931.5%
10M
17:54/mi
1:38:17
↓ 241.1%
10.5M
4:48/mi
1:40:41
↓ 732.7%
12M
12:41/mi
1:59:42
↑ 2803.2%
Finish· 13.11 mi
9:01/mi
2:09:42
↑ 14↓ 891.3%

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time58:42
Pace9:47 /mi
2nd Half
Distance7.11 mi
Time1:11:00
Pace9:59 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:58:2920:2510:1220:25
10:12
-
4M
4.00 mi07:17:3139:279:5219:02
9:31
-0:41
6M
6.00 mi07:36:4658:429:4719:15
9:37
+0:06
8M
8.00 mi07:57:561:19:529:5921:10
10:35
+0:58
9.6M
9.60 mi08:09:121:31:089:3011:16
7:02
-3:33
10M
10.00 mi08:16:211:38:179:507:09
17:54
+10:52
10.5M
10.50 mi08:18:451:40:419:352:24
4:48
-13:06
12M
12.00 mi08:37:461:59:429:5919:01
12:41
+7:53
Finish
13.11 mi08:47:462:09:429:5410:00
9:01
-3:40

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

4:48 /mi

Average Pace

9:54 /mi

Slowest Pace

17:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:40

11% of race

Time at Steady Pace

1:29:52

69% of race

Time at Slower Pace

26:10

20% of race

Average Pace: 9:54 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi06:58:2920:2510:1220:25
10:12
#3379
4M
4.00 mi07:17:3139:279:5219:02
9:31
#2643
6M
6.00 mi07:36:4658:429:4719:15
9:37
#2457
8M
8.00 mi07:57:561:19:529:5921:10
10:35
#2634
9.6M
9.60 mi08:09:121:31:089:3011:16
7:02
#2169
10M
10.00 mi08:16:211:38:179:507:09
17:54
#2159
10.5M
10.50 mi08:18:451:40:419:352:24
4:48
#2166
12M
12.00 mi08:37:461:59:429:5919:01
12:41
#2059
Finish
13.11 mi08:47:462:09:429:5410:00
9:01
#2004
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 35%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:33

Segment Time

10:37/mi

Pace

0.90 mi

Distance

Overall

2297

Men

1616

Division

351

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi337922434631702(Top 26%)1230(Top 34%)278(Top 36%)
4M4.00 mi2.00 mi2643+7361841+402388+752133(Top 32%)1558(Top 43%)334(Top 43%)
6M6.00 mi2.00 mi2457+1861743+98368+202186(Top 33%)1573(Top 43%)343(Top 44%)
8M8.00 mi2.00 mi2634-1771859-116391-233090(Top 47%)2118(Top 59%)454(Top 59%)
9.6M9.60 mi1.60 mi2169+4651564+295340+51702(Top 11%)518(Top 14%)123(Top 16%)
10M10.00 mi0.40 mi2159+101554+10338+22305(Top 35%)1611(Top 45%)350(Top 45%)
10.5M10.50 mi0.50 mi2166-71555-13382580(Top 39%)1771(Top 49%)388(Top 50%)
12M12.00 mi1.50 mi2059+1071486+69324+141702(Top 26%)1230(Top 34%)278(Top 36%)
Finish13.11 mi1.11 mi2004+551449+37314+101662(Top 25%)1224(Top 34%)274(Top 35%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 26%
~flat
+5ft-3ft

Overall

1702

Males

1230

M30-34

279

2M→4M

2.0 - 4.0 mi

Top 32%
×4story building
+67ft-69ft

Overall

2133

Males

1558

M30-34

336

4M→6M

4.0 - 6.0 mi

Top 33%
×9story building
+123ft-9ft

Overall

2186

Males

1573

M30-34

344

6M→8M

6.0 - 8.0 mi

Top 47%
×12story building
+166ft-53ft

Overall

3090

Males

2118

M30-34

456

8M→9.6M

8.0 - 9.6 mi

Top 11%
×13story building
+68ft-193ft

Overall

702

Males

518

M30-34

124

9.6M→10M

9.6 - 10.0 mi

Top 35%
×2story building
+0ft-24ft

Overall

2305

Males

1611

M30-34

351

10M→10.5M

10.0 - 10.5 mi

Top 39%
×6story building
+1ft-73ft

Overall

2580

Males

1771

M30-34

390

10.5M→12M

10.5 - 12.0 mi

Top 26%
×21story building
+280ft-26ft

Overall

1702

Males

1230

M30-34

279

12M→Finish

12.0 - 13.1 mi

Top 25%
×7story building
+14ft-89ft

Overall

1662

Males

1224

M30-34

274

Passing Analysis

Category:
Athletes Passed
1705*
Passed By
330
Net Change
+1375
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3379
2M → 4M7382+736#3379#2643
4M → 6M20620+186#2643#2457
6M → 8M55*232-177#2457#2634
8M → 9.6M4672+465#2634#2169
9.6M → 10M3323+10#2169#2159
10M → 10.5M18-7#2159#2166
10.5M → 12M13225+107#2166#2059
12M → Finish73*18+55#2059#2004
TOTALS1705*330+1375

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events