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SF MARATHON 2026

Isaac Wintroub

Bib: 3679•M•Age: 20

San Carlos, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 37%
Gender (Male)
#0 / 5052
Top 42%
M20-29
#0 / 648
Top 47%
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
19:22
Rank: #3607
Start → 2M
19:22 | 9:41/mi
4M
38:51
Rank: #3537 (+70)
2M → 4M
19:29 | 9:45/mi
6M
58:06
Rank: #3400 (+137)
4M → 6M
19:15 | 9:37/mi
8M
1:16:37
Rank: #3277 (+123)
6M → 8M
18:31 | 9:15/mi
9.6M
1:31:41
Rank: #3088 (+189)
8M → 9.6M
15:04 | 9:25/mi
10M
1:34:49
Rank: #3165 (-77)
9.6M → 10M
3:08 | 7:51/mi
10.5M
1:41:04
Rank: #3121 (+44)
10M → 10.5M
6:15 | 12:30/mi
12M
1:54:18
Rank: #3017 (+104)
10.5M → 12M
13:14 | 8:49/mi
14M
2:14:41
Rank: #2989 (+28)
12M → 14M
20:23 | 10:11/mi
16M
2:29:42
Rank: #2764 (+225)
14M → 16M
15:01 | 7:30/mi
18M
2:51:48
Rank: #2802 (-38)
16M → 18M
22:06 | 11:03/mi
20M
3:14:05
Rank: #2895 (-93)
18M → 20M
22:17 | 11:08/mi
22M
3:34:16
Rank: #2892 (+3)
20M → 22M
20:11 | 10:05/mi
24M
3:56:16
Rank: #2840 (+52)
22M → 24M
22:00 | 11:00/mi
Finish· 26.22 mi
4:17:10
Rank: #2663 (+177)
24M → Finish
20:54 | 9:25/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:14:41
Pace9:37 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:02:29
Pace10:01 /mi
📊Negative Split: 9.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:36:3819:229:4119:22
9:41
-
4M
4.00 mi05:56:0738:519:4319:29
9:45
+0:04
6M
6.00 mi06:15:2258:069:4119:15
9:37
-0:08
8M
8.00 mi06:33:531:16:379:3518:31
9:15
-0:22
9.6M
9.60 mi06:48:571:31:419:3315:04
9:25
+0:10
10M
10.00 mi06:52:051:34:499:293:08
7:51
-1:34
10.5M
10.50 mi06:58:201:41:049:386:15
12:30
+4:39
12M
12.00 mi07:11:341:54:189:3213:14
8:49
-3:41
14M
14.00 mi07:31:572:14:419:3720:23
10:11
+1:22
16M
16.00 mi07:46:582:29:429:2115:01
7:30
-2:41
18M
18.00 mi08:09:042:51:489:3322:06
11:03
+3:33
20M
20.00 mi08:31:213:14:059:4222:17
11:08
+0:05
22M
22.00 mi08:51:323:34:169:4420:11
10:05
-1:03
24M
24.00 mi09:13:323:56:169:5122:00
11:00
+0:55
Finish
26.22 mi09:34:264:17:109:4920:54
9:25
-1:35

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

7:30 /mi

Average Pace

9:49 /mi

Slowest Pace

12:30 /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

31:23

12% of race

Time at Steady Pace

2:33:09

60% of race

Time at Slower Pace

1:12:38

28% of race

Average Pace: 9:48 /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 mi05:36:3819:229:4119:22
9:41
#3607
4M
4.00 mi05:56:0738:519:4319:29
9:45
#3537
6M
6.00 mi06:15:2258:069:4119:15
9:37
#3400
8M
8.00 mi06:33:531:16:379:3518:31
9:15
#3277
9.6M
9.60 mi06:48:571:31:419:3315:04
9:25
#3088
10M
10.00 mi06:52:051:34:499:293:08
7:51
#3165
10.5M
10.50 mi06:58:201:41:049:386:15
12:30
#3121
12M
12.00 mi07:11:341:54:189:3213:14
8:49
#3017
14M
14.00 mi07:31:572:14:419:3720:23
10:11
#2989
16M
16.00 mi07:46:582:29:429:2115:01
7:30
#2764
18M
18.00 mi08:09:042:51:489:3322:06
11:03
#2802
20M
20.00 mi08:31:213:14:059:4222:17
11:08
#2895
22M
22.00 mi08:51:323:34:169:4420:11
10:05
#2892
24M
24.00 mi09:13:323:56:169:5122:00
11:00
#2840
Finish
26.22 mi09:34:264:17:109:4920:54
9:25
#2663
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 49%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:23

Segment Time

10:26/mi

Pace

0.90 mi

Distance

Overall

3504

Men

2805

Division

403

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi360729004092582(Top 36%)2143(Top 42%)340(Top 52%)
4M4.00 mi2.00 mi3537+702848+52406+33547(Top 49%)2853(Top 56%)404(Top 62%)
6M6.00 mi2.00 mi3400+1372753+95395+113273(Top 46%)2672(Top 53%)391(Top 60%)
8M8.00 mi2.00 mi3277+1232670+83387+82992(Top 42%)2466(Top 49%)369(Top 57%)
9.6M9.60 mi1.60 mi3088+1892530+140372+152337(Top 33%)1975(Top 39%)300(Top 46%)
10M10.00 mi0.40 mi3165-772589-59378-65556(Top 78%)4109(Top 81%)559(Top 86%)
10.5M10.50 mi0.50 mi3121+442555+34373+52831(Top 40%)2311(Top 46%)343(Top 53%)
12M12.00 mi1.50 mi3017+1042482+73367+62582(Top 36%)2143(Top 42%)340(Top 52%)
14M14.00 mi2.00 mi2989+282461+21366+12922(Top 41%)2394(Top 47%)354(Top 55%)
16M16.00 mi2.00 mi2764+2252279+182333+331601(Top 22%)1333(Top 26%)211(Top 33%)
18M18.00 mi2.00 mi2802-382300-21337-43502(Top 49%)2698(Top 53%)375(Top 58%)
20M20.00 mi2.00 mi2895-932355-55335+23917(Top 55%)2930(Top 58%)382(Top 59%)
22M22.00 mi2.00 mi2892+32341+14338-33235(Top 45%)2453(Top 49%)344(Top 53%)
24M24.00 mi2.00 mi2840+522283+58325+132815(Top 39%)2115(Top 42%)287(Top 44%)
Finish26.22 mi2.22 mi2663+1772144+139305+201603(Top 22%)1271(Top 25%)184(Top 28%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 36%
×1human
+6ft-11ft

Overall

2582

Males

2143

M20-24

343

2M→4M

2.0 - 4.0 mi

Top 49%
×4stories
+75ft-70ft

Overall

3547

Males

2853

M20-24

411

4M→6M

4.0 - 6.0 mi

Top 46%
×5stories
+71ft-18ft

Overall

3273

Males

2672

M20-24

399

6M→8M

6.0 - 8.0 mi

Top 42%
×9stories
+106ft-21ft

Overall

2992

Males

2466

M20-24

374

8M→9.6M

8.0 - 9.6 mi

Top 33%
×13stories
+117ft-177ft

Overall

2337

Males

1975

M20-24

304

9.6M→10M

9.6 - 10.0 mi

Top 78%
×1story
+17ft-12ft

Overall

5556

Males

4109

M20-24

567

10M→10.5M

10.0 - 10.5 mi

Top 40%
×9stories
+0ft-102ft

Overall

2831

Males

2311

M20-24

347

10.5M→12M

10.5 - 12.0 mi

Top 36%
×18stories
+304ft-125ft

Overall

2582

Males

2143

M20-24

343

12M→14M

12.0 - 14.0 mi

Top 41%
×9stories
+99ft-125ft

Overall

2922

Males

2394

M20-24

356

14M→16M

14.0 - 16.0 mi

Top 22%
×9stories
+124ft-78ft

Overall

1601

Males

1333

M20-24

212

16M→18M

16.0 - 18.0 mi

Top 49%
×8stories
+106ft-45ft

Overall

3502

Males

2698

M20-24

377

18M→20M

18.0 - 20.0 mi

Top 55%
×3stories
+52ft-26ft

Overall

3917

Males

2930

M20-24

383

20M→22M

20.0 - 22.0 mi

Top 45%
×21stories
+17ft-266ft

Overall

3235

Males

2453

M20-24

345

22M→24M

22.0 - 24.0 mi

Top 39%
×3stories
+70ft-85ft

Overall

2815

Males

2115

M20-24

288

24M→Finish

24.0 - 26.2 mi

Top 22%
~flat
+2ft-2ft

Overall

1603

Males

1271

M20-24

184

Passing Analysis

Category:
Athletes Passed
1569*
Passed By
625
Net Change
+944
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3607
2M → 4M160*90+70#3607#3537
4M → 6M17134+137#3537#3400
6M → 8M139*16+123#3400#3277
8M → 9.6M192*3+189#3277#3088
9.6M → 10M077-77#3088#3165
10M → 10.5M5612+44#3165#3121
10.5M → 12M12016+104#3121#3017
12M → 14M54*26+28#3017#2989
14M → 16M234*9+225#2989#2764
16M → 18M70108-38#2764#2802
18M → 20M40*133-93#2802#2895
20M → 22M59*56+3#2895#2892
22M → 24M92*40+52#2892#2840
24M → Finish182*5+177#2840#2663
TOTALS1569*625+944

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

📊

Passing Visuals

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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