San Francisco Marathon logo
SF MARATHON 2026

Frank Castronovo

Bib: 4547•M•Age: 29

San Francisco, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 7166
Gender (Male)
#0 / 5052
Division (M25-29)
#0 / 1176
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
18:16
Rank: #2620
Start → 2M
18:16 | 9:08/mi
4M
36:02
Rank: #2239 (+381)
2M → 4M
17:46 | 8:53/mi
6M
53:20
Rank: #1962 (+277)
4M → 6M
17:18 | 8:39/mi
8M
1:10:59
Rank: #1995 (-33)
6M → 8M
17:39 | 8:49/mi
9.6M
1:25:33
Rank: #1938 (+57)
8M → 9.6M
14:34 | 9:06/mi
10M
1:27:56
Rank: #1925 (+13)
9.6M → 10M
2:23 | 5:58/mi
10.5M
1:33:35
Rank: #1877 (+48)
10M → 10.5M
5:39 | 11:18/mi
12M
1:46:02
Rank: #1845 (+32)
10.5M → 12M
12:27 | 8:18/mi
14M
2:05:41
Rank: #1914 (-69)
12M → 14M
19:39 | 9:49/mi
16M
2:21:36
Rank: #1910 (+4)
14M → 16M
15:55 | 7:57/mi
18M
2:45:12
Rank: #2295 (-385)
16M → 18M
23:36 | 11:48/mi
20M
3:10:39
Rank: #2665 (-370)
18M → 20M
25:27 | 12:43/mi
22M
3:40:31
Rank: #3298 (-633)
20M → 22M
29:52 | 14:56/mi
24M
4:14:55
Rank: #3924 (-626)
22M → 24M
34:24 | 17:12/mi
Finish· 26.22 mi
4:54:04
Rank: #4658 (-734)
24M → Finish
39:09 | 17:39/mi
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 14MFaster
Distance14.00 mi
Time2:05:41
Pace8:59 /mi
2nd Half
Distance12.22 mi
Time2:48:23
Pace13:47 /mi
📊Positive Split: 34.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:44:1218:169:0818:16
9:08
-
4M
4.00 mi06:01:5836:029:0117:46
8:53
-0:15
6M
6.00 mi06:19:1653:208:5317:18
8:39
-0:14
8M
8.00 mi06:36:551:10:598:5217:39
8:49
+0:10
9.6M
9.60 mi06:51:291:25:338:5514:34
9:06
+0:17
10M
10.00 mi06:53:521:27:568:482:23
5:58
-3:08
10.5M
10.50 mi06:59:311:33:358:555:39
11:18
+5:20
12M
12.00 mi07:11:581:46:028:5012:27
8:18
-3:00
14M
14.00 mi07:31:372:05:418:5919:39
9:49
+1:31
16M
16.00 mi07:47:322:21:368:5115:55
7:57
-1:52
18M
18.00 mi08:11:082:45:129:1123:36
11:48
+3:51
20M
20.00 mi08:36:353:10:399:3225:27
12:43
+0:55
22M
22.00 mi09:06:273:40:3110:0129:52
14:56
+2:13
24M
24.00 mi09:40:514:14:5510:3734:24
17:12
+2:16
Finish
26.22 mi10:20:004:54:0411:1339:09
17:39
+0:27

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

5:58 /mi

Average Pace

11:13 /mi

Slowest Pace

17:39 /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

2:23

1% of race

Time at Steady Pace

2:13:34

45% of race

Time at Slower Pace

2:38:07

54% of race

Average Pace: 11:13 /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 mi05:44:1218:169:0818:16
9:08
#2620
4M
4.00 mi06:01:5836:029:0117:46
8:53
#2239
6M
6.00 mi06:19:1653:208:5317:18
8:39
#1962
8M
8.00 mi06:36:551:10:598:5217:39
8:49
#1995
9.6M
9.60 mi06:51:291:25:338:5514:34
9:06
#1938
10M
10.00 mi06:53:521:27:568:482:23
5:58
#1925
10.5M
10.50 mi06:59:311:33:358:555:39
11:18
#1877
12M
12.00 mi07:11:581:46:028:5012:27
8:18
#1845
14M
14.00 mi07:31:372:05:418:5919:39
9:49
#1914
16M
16.00 mi07:47:322:21:368:5115:55
7:57
#1910
18M
18.00 mi08:11:082:45:129:1123:36
11:48
#2295
20M
20.00 mi08:36:353:10:399:3225:27
12:43
#2665
22M
22.00 mi09:06:273:40:3110:0129:52
14:56
#3298
24M
24.00 mi09:40:514:14:5510:3734:24
17:12
#3924
Finish
26.22 mi10:20:004:54:0411:1339:09
17:39
#4658
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 20%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:02

Segment Time

8:56/mi

Pace

0.90 mi

Distance

Overall

1406

Men

1227

Division

309

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi262021725261771(Top 25%)1493(Top 30%)389(Top 33%)
4M4.00 mi2.00 mi2239+3811883+289446+801993(Top 28%)1691(Top 33%)395(Top 34%)
6M6.00 mi2.00 mi1962+2771671+212397+491578(Top 22%)1359(Top 27%)334(Top 28%)
8M8.00 mi2.00 mi1995-331699-28402-52150(Top 30%)1813(Top 36%)447(Top 38%)
9.6M9.60 mi1.60 mi1938+571655+44396+61819(Top 25%)1564(Top 31%)392(Top 33%)
10M10.00 mi0.40 mi1925+131647+8394+21642(Top 23%)1408(Top 28%)349(Top 30%)
10.5M10.50 mi0.50 mi1877+481609+38391+31458(Top 20%)1275(Top 25%)319(Top 27%)
12M12.00 mi1.50 mi1845+321581+28390+11771(Top 25%)1493(Top 30%)389(Top 33%)
14M14.00 mi2.00 mi1914-691631-50396-62466(Top 34%)2051(Top 41%)515(Top 44%)
16M16.00 mi2.00 mi1910+41617+14400-42122(Top 30%)1718(Top 34%)434(Top 37%)
18M18.00 mi2.00 mi2295-3851913-296472-724270(Top 60%)3199(Top 63%)789(Top 67%)
20M20.00 mi2.00 mi2665-3702188-275539-675483(Top 77%)3938(Top 78%)947(Top 81%)
22M22.00 mi2.00 mi3298-6332624-436649-1106791(Top 95%)4788(Top 95%)1123(Top 95%)
24M24.00 mi2.00 mi3924-6263027-403754-1056912(Top 96%)4879(Top 97%)1135(Top 97%)
Finish26.22 mi2.22 mi4658-7343489-462864-1106993(Top 98%)4943(Top 98%)1148(Top 98%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 25%
×1human
+6ft-11ft

Overall

1771

Males

1493

M25-29

391

2M→4M

2.0 - 4.0 mi

Top 28%
×4stories
+75ft-70ft

Overall

1993

Males

1691

M25-29

397

4M→6M

4.0 - 6.0 mi

Top 22%
×5stories
+71ft-18ft

Overall

1578

Males

1359

M25-29

337

6M→8M

6.0 - 8.0 mi

Top 30%
×9stories
+106ft-21ft

Overall

2150

Males

1813

M25-29

450

8M→9.6M

8.0 - 9.6 mi

Top 25%
×13stories
+117ft-177ft

Overall

1819

Males

1564

M25-29

394

9.6M→10M

9.6 - 10.0 mi

Top 23%
×1story
+17ft-12ft

Overall

1642

Males

1408

M25-29

351

10M→10.5M

10.0 - 10.5 mi

Top 20%
×9stories
+0ft-102ft

Overall

1458

Males

1275

M25-29

322

10.5M→12M

10.5 - 12.0 mi

Top 25%
×18stories
+304ft-125ft

Overall

1771

Males

1493

M25-29

391

12M→14M

12.0 - 14.0 mi

Top 34%
×9stories
+99ft-125ft

Overall

2466

Males

2051

M25-29

518

14M→16M

14.0 - 16.0 mi

Top 30%
×9stories
+124ft-78ft

Overall

2122

Males

1718

M25-29

434

16M→18M

16.0 - 18.0 mi

Top 60%
×8stories
+106ft-45ft

Overall

4270

Males

3199

M25-29

792

18M→20M

18.0 - 20.0 mi

Top 77%
×3stories
+52ft-26ft

Overall

5483

Males

3938

M25-29

949

20M→22M

20.0 - 22.0 mi

Top 95%
×21stories
+17ft-266ft

Overall

6791

Males

4788

M25-29

1125

22M→24M

22.0 - 24.0 mi

Top 96%
×3stories
+70ft-85ft

Overall

6912

Males

4879

M25-29

1136

24M→Finish

24.0 - 26.2 mi

Top 98%
~flat
+2ft-2ft

Overall

6993

Males

4943

M25-29

1148

Passing Analysis

Category:
Athletes Passed
1080*
Passed By
3118
Net Change
-2038
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2620
2M → 4M401*20+381#2620#2239
4M → 6M2803+277#2239#1962
6M → 8M34*67-33#1962#1995
8M → 9.6M7821+57#1995#1938
9.6M → 10M218+13#1938#1925
10M → 10.5M568+48#1925#1877
10.5M → 12M6331+32#1877#1845
12M → 14M24*93-69#1845#1914
14M → 16M92*88+4#1914#1910
16M → 18M6391-385#1910#2295
18M → 20M8*378-370#2295#2665
20M → 22M3*636-633#2665#3298
22M → 24M6*632-626#3298#3924
24M → Finish8*742-734#3924#4658
TOTALS1080*3118-2038

* 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

Loading...

🎨Heatmap Timeline

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
Share Feedback

Public Race Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events