San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Kenneth Lo

Bib: 14207•M•Age: 55

Melville, NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M55-59)
#0 / 142
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
10:33/mi
21:07
→ flat
4M
11:09/mi
43:24
↑ 67↓ 69
6M
10:53/mi
1:05:10
↑ 1231.1%
8M
10:10/mi
1:25:29
↑ 166↓ 531.1%
9.6M
10:10/mi
1:41:45
↑ 68↓ 1931.5%
10M
22:19/mi
1:50:40
↓ 241.1%
10.5M
5:14/mi
1:53:17
↓ 732.7%
12M
14:41/mi
2:15:18
↑ 2803.2%
Finish· 13.11 mi
10:44/mi
2:27:12
↑ 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
Time1:05:10
Pace10:52 /mi
2nd Half
Distance7.11 mi
Time1:22:02
Pace11:32 /mi
📊Positive Split: 25.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:58:2021:0710:3321:07
10:33
-
4M
4.00 mi07:20:3743:2410:5122:17
11:09
+0:36
6M
6.00 mi07:42:231:05:1010:5221:46
10:53
-0:16
8M
8.00 mi08:02:421:25:2910:4120:19
10:10
-0:43
9.6M
9.60 mi08:18:581:41:4510:3616:16
10:10
0:00
10M
10.00 mi08:27:531:50:4011:048:55
22:19
+12:09
10.5M
10.50 mi08:30:301:53:1710:472:37
5:14
-17:05
12M
12.00 mi08:52:312:15:1811:1722:01
14:41
+9:27
Finish
13.11 mi09:04:252:27:1211:1411:54
10:44
-3:57

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

5:14 /mi

Average Pace

11:14 /mi

Slowest Pace

22:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37

2% of race

Time at Steady Pace

1:53:39

77% of race

Time at Slower Pace

30:56

21% of race

Average Pace: 11:14 /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 mi06:58:2021:0710:3321:07
10:33
#4020
4M
4.00 mi07:20:3743:2410:5122:17
11:09
#4202
6M
6.00 mi07:42:231:05:1010:5221:46
10:53
#3988
8M
8.00 mi08:02:421:25:2910:4120:19
10:10
#3552
9.6M
9.60 mi08:18:581:41:4510:3616:16
10:10
#3630
10M
10.00 mi08:27:531:50:4011:048:55
22:19
#3711
10.5M
10.50 mi08:30:301:53:1710:472:37
5:14
#3705
12M
12.00 mi08:52:312:15:1811:1722:01
14:41
#3612
Finish
13.11 mi09:04:252:27:1211:1411:54
10:44
#3596
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 67%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:32

Segment Time

12:49/mi

Pace

0.90 mi

Distance

Overall

4416

Men

2693

Division

98

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
2M2.00 mi2.00 mi40202592983294(Top 50%)2114(Top 58%)68(Top 48%)
4M4.00 mi2.00 mi4202-1822680-88984411(Top 67%)2770(Top 77%)98(Top 69%)
6M6.00 mi2.00 mi3988+2142585+9589+93752(Top 57%)2450(Top 68%)81(Top 57%)
8M8.00 mi2.00 mi3552+4362352+23380+92584(Top 39%)1850(Top 51%)59(Top 42%)
9.6M9.60 mi1.60 mi3630-782390-3881-14209(Top 64%)2528(Top 70%)86(Top 61%)
10M10.00 mi0.40 mi3711-812426-3682-14662(Top 71%)2792(Top 77%)103(Top 73%)
10.5M10.50 mi0.50 mi3705+62425+183-13743(Top 57%)2415(Top 67%)85(Top 60%)
12M12.00 mi1.50 mi3612+932367+5878+53294(Top 50%)2114(Top 58%)68(Top 48%)
Finish13.11 mi1.11 mi3596+162349+1877+13730(Top 57%)2348(Top 65%)83(Top 58%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 50%
~flat
+5ft-3ft

Overall

3294

Males

2114

M55-59

68

2M→4M

2.0 - 4.0 mi

Top 67%
×4story building
+67ft-69ft

Overall

4411

Males

2770

M55-59

99

4M→6M

4.0 - 6.0 mi

Top 57%
×9story building
+123ft-9ft

Overall

3752

Males

2450

M55-59

81

6M→8M

6.0 - 8.0 mi

Top 39%
×12story building
+166ft-53ft

Overall

2584

Males

1850

M55-59

59

8M→9.6M

8.0 - 9.6 mi

Top 64%
×13story building
+68ft-193ft

Overall

4209

Males

2528

M55-59

86

9.6M→10M

9.6 - 10.0 mi

Top 71%
×2story building
+0ft-24ft

Overall

4662

Males

2792

M55-59

103

10M→10.5M

10.0 - 10.5 mi

Top 57%
×6story building
+1ft-73ft

Overall

3743

Males

2415

M55-59

85

10.5M→12M

10.5 - 12.0 mi

Top 50%
×21story building
+280ft-26ft

Overall

3294

Males

2114

M55-59

68

12M→Finish

12.0 - 13.1 mi

Top 57%
×7story building
+14ft-89ft

Overall

3730

Males

2348

M55-59

83

Passing Analysis

Category:
Athletes Passed
1109*
Passed By
685
Net Change
+424
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4020
2M → 4M117299-182#4020#4202
4M → 6M257*43+214#4202#3988
6M → 8M444*8+436#3988#3552
8M → 9.6M81159-78#3552#3630
9.6M → 10M1798-81#3630#3711
10M → 10.5M115+6#3711#3705
10.5M → 12M133*40+93#3705#3612
12M → Finish49*33+16#3612#3596
TOTALS1109*685+424

* 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