San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Kalton Cheung

Richmond Hill

Bib: 17034 M 28

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M25-29)
#0 / 796
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
10:57/mi
21:55
→ flat
12 ft elev
4M
10:55/mi
43:44
↑ 67↓ 69
10 ft elev
6M
12:18/mi
1:08:21
↑ 1231.1%
126 ft elev
8M
12:19/mi
1:32:58
↑ 166↓ 531.1%
246 ft elev
9.6M
12:19/mi
1:52:40
↑ 68↓ 1931.5%
126 ft elev
10M
26:04/mi
2:03:05
↓ 241.1%
90 ft elev
10.5M
5:44/mi
2:05:57
↓ 732.7%
18 ft elev
12M
19:15/mi
2:34:50
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:11/mi
2:47:14
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

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
Time1:08:21
Pace11:24 /mi
2nd Half
Distance7.11 mi
Time1:38:53
Pace13:55 /mi
📊Positive Split: 44.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:56:3521:5510:5721:55
10:57
-
4M
4.00 mi07:18:2443:4410:5621:49
10:55
-0:02
6M
6.00 mi07:43:011:08:2111:2424:37
12:18
+1:23
8M
8.00 mi08:07:381:32:5811:3724:37
12:19
+0:01
9.6M
9.60 mi08:27:201:52:4011:4419:42
12:19
0:00
10M
10.00 mi08:37:452:03:0512:1910:25
26:04
+13:45
10.5M
10.50 mi08:40:372:05:5712:002:52
5:44
-20:20
12M
12.00 mi09:09:302:34:5012:5428:53
19:15
+13:31
Finish
13.11 mi09:21:542:47:1412:4512:24
11:11
-8:04

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

5:44 /mi

Average Pace

12:45 /mi

Slowest Pace

26:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52

2% of race

Time at Steady Pace

2:05:04

75% of race

Time at Slower Pace

39:18

24% of race

Average Pace: 12:45 /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 mi06:56:3521:5510:5721:55
10:57
#4643
4M
4.00 mi07:18:2443:4410:5621:49
10:55
#4305
6M
6.00 mi07:43:011:08:2111:2424:37
12:18
#4761
8M
8.00 mi08:07:381:32:5811:3724:37
12:19
#4797
9.6M
9.60 mi08:27:201:52:4011:4419:42
12:19
#5154
10M
10.00 mi08:37:452:03:0512:1910:25
26:04
#5255
10.5M
10.50 mi08:40:372:05:5712:002:52
5:44
#5239
12M
12.00 mi09:09:302:34:5012:5428:53
19:15
#5466
Finish
13.11 mi09:21:542:47:1412:4512:24
11:11
#5304
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 86%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:17

Segment Time

14:46/mi

Pace

0.90 mi

Distance

Overall

5673

Men

3248

Division

730

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi464328926615955(Top 91%)3345(Top 92%)745(Top 94%)
4M4.00 mi2.00 mi4305+3382731+161626+354102(Top 62%)2632(Top 73%)612(Top 77%)
6M6.00 mi2.00 mi4761-4562939-208675-495366(Top 82%)3191(Top 88%)731(Top 92%)
8M8.00 mi2.00 mi4797-362973-34679-44874(Top 74%)3016(Top 83%)680(Top 85%)
9.6M9.60 mi1.60 mi5154-3573110-137705-266002(Top 91%)3386(Top 94%)761(Top 96%)
10M10.00 mi0.40 mi5255-1013153-43716-115863(Top 89%)3306(Top 91%)736(Top 92%)
10.5M10.50 mi0.50 mi5239+163142+11715+14932(Top 75%)2940(Top 81%)665(Top 84%)
12M12.00 mi1.50 mi5466-2273211-69728-135955(Top 91%)3345(Top 92%)745(Top 94%)
Finish13.11 mi1.11 mi5304+1623137+74709+194221(Top 64%)2584(Top 71%)600(Top 75%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 91%
~flat
+5ft-3ft

Overall

5955

Males

3345

M25-29

746

2M→4M

2.0 - 4.0 mi

Top 62%
×4story building
+67ft-69ft

Overall

4102

Males

2632

M25-29

614

4M→6M

4.0 - 6.0 mi

Top 82%
×9story building
+123ft-9ft

Overall

5366

Males

3191

M25-29

733

6M→8M

6.0 - 8.0 mi

Top 74%
×12story building
+166ft-53ft

Overall

4874

Males

3016

M25-29

681

8M→9.6M

8.0 - 9.6 mi

Top 91%
×13story building
+68ft-193ft

Overall

6002

Males

3386

M25-29

762

9.6M→10M

9.6 - 10.0 mi

Top 89%
×2story building
+0ft-24ft

Overall

5863

Males

3306

M25-29

737

10M→10.5M

10.0 - 10.5 mi

Top 75%
×6story building
+1ft-73ft

Overall

4932

Males

2940

M25-29

666

10.5M→12M

10.5 - 12.0 mi

Top 91%
×21story building
+280ft-26ft

Overall

5955

Males

3345

M25-29

746

12M→Finish

12.0 - 13.1 mi

Top 64%
×7story building
+14ft-89ft

Overall

4221

Males

2584

M25-29

600

Passing Analysis

Category:
Athletes Passed
789*
Passed By
1450
Net Change
-661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4643
2M → 4M38244+338#4643#4305
4M → 6M34*490-456#4305#4761
6M → 8M137*173-36#4761#4797
8M → 9.6M9366-357#4797#5154
9.6M → 10M15116-101#5154#5255
10M → 10.5M259+16#5255#5239
10.5M → 12M18*245-227#5239#5466
12M → Finish169*7+162#5466#5304
TOTALS789*1450-661

* 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