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SF MARATHON 2026

James Prompanya

Bib: 4348•M•Age: 39

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 45%
Gender (Male)
#0 / 5052
Division (M35-39)
#0 / 717
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
20:28
Rank: #4591
Start → 2M
20:28 | 10:14/mi
4M
41:03
Rank: #4537 (+54)
2M → 4M
20:35 | 10:18/mi
6M
1:01:34
Rank: #4370 (+167)
4M → 6M
20:31 | 10:15/mi
8M
1:21:17
Rank: #4251 (+119)
6M → 8M
19:43 | 9:51/mi
9.6M
1:38:08
Rank: #4097 (+154)
8M → 9.6M
16:51 | 10:32/mi
10M
1:40:53
Rank: #4079 (+18)
9.6M → 10M
2:45 | 6:53/mi
10.5M
1:47:39
Rank: #4040 (+39)
10M → 10.5M
6:46 | 13:32/mi
12M
2:01:31
Rank: #3882 (+158)
10.5M → 12M
13:52 | 9:15/mi
14M
2:22:53
Rank: #3806 (+76)
12M → 14M
21:22 | 10:41/mi
16M
2:42:09
Rank: #3845 (-39)
14M → 16M
19:16 | 9:38/mi
18M
3:01:24
Rank: #3538 (+307)
16M → 18M
19:15 | 9:38/mi
20M
3:21:57
Rank: #3439 (+99)
18M → 20M
20:33 | 10:16/mi
22M
3:42:29
Rank: #3417 (+22)
20M → 22M
20:33 | 10:16/mi
24M
4:03:58
Rank: #3292 (+125)
22M → 24M
21:29 | 10:45/mi
Finish· 26.22 mi
4:27:44
Rank: #3259 (+33)
24M → Finish
23:46 | 10:43/mi
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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:22:53
Pace10:12 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:04:51
Pace10:13 /mi
📊Negative Split: 12.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:48:4620:2810:1420:28
10:14
-
4M
4.00 mi06:09:2141:0310:1620:35
10:18
+0:04
6M
6.00 mi06:29:521:01:3410:1620:31
10:15
-0:03
8M
8.00 mi06:49:351:21:1710:1019:43
9:51
-0:24
9.6M
9.60 mi07:06:261:38:0810:1316:51
10:32
+0:41
10M
10.00 mi07:09:111:40:5310:052:45
6:53
-3:39
10.5M
10.50 mi07:15:571:47:3910:156:46
13:32
+6:39
12M
12.00 mi07:29:492:01:3110:0813:52
9:15
-4:17
14M
14.00 mi07:51:112:22:5310:1221:22
10:41
+1:26
16M
16.00 mi08:10:272:42:0910:0819:16
9:38
-1:03
18M
18.00 mi08:29:423:01:2410:0519:15
9:38
0:00
20M
20.00 mi08:50:153:21:5710:0620:33
10:16
+0:38
22M
22.00 mi09:10:473:42:2910:0720:33
10:16
0:00
24M
24.00 mi09:32:164:03:5810:1021:29
10:45
+0:29
Finish
26.22 mi09:56:024:27:4410:1323:46
10:43
-0:02

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:53 /mi

Average Pace

10:13 /mi

Slowest Pace

13:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

16:37

6% of race

Time at Steady Pace

4:04:21

91% of race

Time at Slower Pace

6:46

3% of race

Average Pace: 10:13 /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...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:48:4620:2810:1420:28
10:14
#4591
4M
4.00 mi06:09:2141:0310:1620:35
10:18
#4537
6M
6.00 mi06:29:521:01:3410:1620:31
10:15
#4370
8M
8.00 mi06:49:351:21:1710:1019:43
9:51
#4251
9.6M
9.60 mi07:06:261:38:0810:1316:51
10:32
#4097
10M
10.00 mi07:09:111:40:5310:052:45
6:53
#4079
10.5M
10.50 mi07:15:571:47:3910:156:46
13:32
#4040
12M
12.00 mi07:29:492:01:3110:0813:52
9:15
#3882
14M
14.00 mi07:51:112:22:5310:1221:22
10:41
#3806
16M
16.00 mi08:10:272:42:0910:0819:16
9:38
#3845
18M
18.00 mi08:29:423:01:2410:0519:15
9:38
#3538
20M
20.00 mi08:50:153:21:5710:0620:33
10:16
#3439
22M
22.00 mi09:10:473:42:2910:0720:33
10:16
#3417
24M
24.00 mi09:32:164:03:5810:1021:29
10:45
#3292
Finish
26.22 mi09:56:024:27:4410:1323:46
10:43
#3259
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 51%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:31

Segment Time

10:35/mi

Pace

0.90 mi

Distance

Overall

3690

Men

2933

Division

414

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi459135324913181(Top 44%)2585(Top 51%)354(Top 49%)
4M4.00 mi2.00 mi4537+543498+34485+64505(Top 63%)3474(Top 69%)474(Top 66%)
6M6.00 mi2.00 mi4370+1673401+97464+214205(Top 59%)3292(Top 65%)448(Top 62%)
8M8.00 mi2.00 mi4251+1193319+82453+113954(Top 55%)3135(Top 62%)429(Top 60%)
9.6M9.60 mi1.60 mi4097+1543223+96438+153808(Top 53%)3019(Top 60%)425(Top 59%)
10M10.00 mi0.40 mi4079+183212+11437+13709(Top 52%)2958(Top 59%)415(Top 58%)
10.5M10.50 mi0.50 mi4040+393182+30434+33819(Top 53%)3002(Top 59%)416(Top 58%)
12M12.00 mi1.50 mi3882+1583078+104423+113181(Top 44%)2585(Top 51%)354(Top 49%)
14M14.00 mi2.00 mi3806+763021+57415+83547(Top 49%)2825(Top 56%)394(Top 55%)
16M16.00 mi2.00 mi3845-393043-22421-64270(Top 60%)3243(Top 64%)461(Top 64%)
18M18.00 mi2.00 mi3538+3072814+229387+341853(Top 26%)1531(Top 30%)207(Top 29%)
20M20.00 mi2.00 mi3439+992740+74380+72880(Top 40%)2255(Top 45%)319(Top 44%)
22M22.00 mi2.00 mi3417+222705+353803437(Top 48%)2588(Top 51%)357(Top 50%)
24M24.00 mi2.00 mi3292+1252600+105370+102574(Top 36%)1948(Top 39%)272(Top 38%)
Finish26.22 mi2.22 mi3259+332557+43366+43152(Top 44%)2331(Top 46%)333(Top 46%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 44%
×1human
+6ft-11ft

Overall

3181

Males

2585

M35-39

356

2M→4M

2.0 - 4.0 mi

Top 63%
×4stories
+75ft-70ft

Overall

4505

Males

3474

M35-39

478

4M→6M

4.0 - 6.0 mi

Top 59%
×5stories
+71ft-18ft

Overall

4205

Males

3292

M35-39

453

6M→8M

6.0 - 8.0 mi

Top 55%
×9stories
+106ft-21ft

Overall

3954

Males

3135

M35-39

432

8M→9.6M

8.0 - 9.6 mi

Top 53%
×13stories
+117ft-177ft

Overall

3808

Males

3019

M35-39

427

9.6M→10M

9.6 - 10.0 mi

Top 52%
×1story
+17ft-12ft

Overall

3709

Males

2958

M35-39

416

10M→10.5M

10.0 - 10.5 mi

Top 53%
×9stories
+0ft-102ft

Overall

3819

Males

3002

M35-39

419

10.5M→12M

10.5 - 12.0 mi

Top 44%
×18stories
+304ft-125ft

Overall

3181

Males

2585

M35-39

356

12M→14M

12.0 - 14.0 mi

Top 49%
×9stories
+99ft-125ft

Overall

3547

Males

2825

M35-39

395

14M→16M

14.0 - 16.0 mi

Top 60%
×9stories
+124ft-78ft

Overall

4270

Males

3243

M35-39

462

16M→18M

16.0 - 18.0 mi

Top 26%
×8stories
+106ft-45ft

Overall

1853

Males

1531

M35-39

207

18M→20M

18.0 - 20.0 mi

Top 40%
×3stories
+52ft-26ft

Overall

2880

Males

2255

M35-39

320

20M→22M

20.0 - 22.0 mi

Top 48%
×21stories
+17ft-266ft

Overall

3437

Males

2588

M35-39

358

22M→24M

22.0 - 24.0 mi

Top 36%
×3stories
+70ft-85ft

Overall

2574

Males

1948

M35-39

272

24M→Finish

24.0 - 26.2 mi

Top 44%
~flat
+2ft-2ft

Overall

3152

Males

2331

M35-39

333

Passing Analysis

Category:
Athletes Passed
1891*
Passed By
559
Net Change
+1332
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4591
2M → 4M192*138+54#4591#4537
4M → 6M21245+167#4537#4370
6M → 8M140*21+119#4370#4251
8M → 9.6M177*23+154#4251#4097
9.6M → 10M213+18#4097#4079
10M → 10.5M6122+39#4079#4040
10.5M → 12M17416+158#4040#3882
12M → 14M97*21+76#3882#3806
14M → 16M90*129-39#3806#3845
16M → 18M3092+307#3845#3538
18M → 20M131*32+99#3538#3439
20M → 22M71*49+22#3439#3417
22M → 24M138*13+125#3417#3292
24M → Finish78*45+33#3292#3259
TOTALS1891*559+1332

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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