San Francisco Marathon logo
SF MARATHON 2026

Antonio Alonso

Bib: 2733•M•Age: 25

San Francisco, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 7166
Top 11%
Gender (Male)
#0 / 5052
Top 14%
Division (M25-29)
#0 / 1176
Top 17%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
17:18
Rank: #1611
Start → 2M
17:18 | 8:39/mi
4M
34:11
Rank: #1423 (+188)
2M → 4M
16:53 | 8:27/mi
6M
51:01
Rank: #1342 (+81)
4M → 6M
16:50 | 8:25/mi
8M
1:07:23
Rank: #1256 (+86)
6M → 8M
16:22 | 8:11/mi
9.6M
1:21:13
Rank: #1225 (+31)
8M → 9.6M
13:50 | 8:39/mi
10M
1:23:29
Rank: #1209 (+16)
9.6M → 10M
2:16 | 5:40/mi
10.5M
1:28:56
Rank: #1176 (+33)
10M → 10.5M
5:27 | 10:54/mi
12M
1:40:19
Rank: #1094 (+82)
10.5M → 12M
11:23 | 7:35/mi
14M
1:57:24
Rank: #1024 (+70)
12M → 14M
17:05 | 8:32/mi
16M
2:13:06
Rank: #1101 (-77)
14M → 16M
15:42 | 7:51/mi
18M
2:28:48
Rank: #900 (+201)
16M → 18M
15:42 | 7:51/mi
20M
2:45:22
Rank: #863 (+37)
18M → 20M
16:34 | 8:17/mi
22M
3:01:34
Rank: #841 (+22)
20M → 22M
16:12 | 8:06/mi
24M
3:19:14
Rank: #805 (+36)
22M → 24M
17:40 | 8:50/mi
Finish· 26.22 mi
3:39:38
Rank: #816 (-11)
24M → Finish
20:24 | 9:12/mi

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 14M
Distance14.00 mi
Time1:57:24
Pace8:23 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:42:14
Pace8:22 /mi
📊Negative Split: 12.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:34:2617:188:3917:18
8:39
-
4M
4.00 mi05:51:1934:118:3316:53
8:27
-0:12
6M
6.00 mi06:08:0951:018:3016:50
8:25
-0:02
8M
8.00 mi06:24:311:07:238:2516:22
8:11
-0:14
9.6M
9.60 mi06:38:211:21:138:2813:50
8:39
+0:28
10M
10.00 mi06:40:371:23:298:212:16
5:40
-2:59
10.5M
10.50 mi06:46:041:28:568:285:27
10:54
+5:14
12M
12.00 mi06:57:271:40:198:2211:23
7:35
-3:19
14M
14.00 mi07:14:321:57:248:2317:05
8:32
+0:57
16M
16.00 mi07:30:142:13:068:1915:42
7:51
-0:41
18M
18.00 mi07:45:562:28:488:1615:42
7:51
0:00
20M
20.00 mi08:02:302:45:228:1616:34
8:17
+0:26
22M
22.00 mi08:18:423:01:348:1516:12
8:06
-0:11
24M
24.00 mi08:36:223:19:148:1817:40
8:50
+0:44
Finish
26.22 mi08:56:463:39:388:2320:24
9:12
+0:22

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

5:40 /mi

Average Pace

8:23 /mi

Slowest Pace

10:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:03

21% of race

Time at Steady Pace

2:28:44

68% of race

Time at Slower Pace

25:51

12% of race

Average Pace: 8:23 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:34:2617:188:3917:18
8:39
#1611
4M
4.00 mi05:51:1934:118:3316:53
8:27
#1423
6M
6.00 mi06:08:0951:018:3016:50
8:25
#1342
8M
8.00 mi06:24:311:07:238:2516:22
8:11
#1256
9.6M
9.60 mi06:38:211:21:138:2813:50
8:39
#1225
10M
10.00 mi06:40:371:23:298:212:16
5:40
#1209
10.5M
10.50 mi06:46:041:28:568:285:27
10:54
#1176
12M
12.00 mi06:57:271:40:198:2211:23
7:35
#1094
14M
14.00 mi07:14:321:57:248:2317:05
8:32
#1024
16M
16.00 mi07:30:142:13:068:1915:42
7:51
#1101
18M
18.00 mi07:45:562:28:488:1615:42
7:51
#900
20M
20.00 mi08:02:302:45:228:1616:34
8:17
#863
22M
22.00 mi08:18:423:01:348:1516:12
8:06
#841
24M
24.00 mi08:36:223:19:148:1817:40
8:50
#805
Finish
26.22 mi08:56:463:39:388:2320:24
9:12
#816
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 14%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:43

Segment Time

8:35/mi

Pace

0.90 mi

Distance

Overall

991

Men

885

Division

225

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi16111396333755(Top 11%)675(Top 13%)192(Top 16%)
4M4.00 mi2.00 mi1423+1881238+158294+391239(Top 17%)1086(Top 21%)262(Top 22%)
6M6.00 mi2.00 mi1342+811171+67283+111224(Top 17%)1068(Top 21%)271(Top 23%)
8M8.00 mi2.00 mi1256+861098+73274+91058(Top 15%)937(Top 19%)236(Top 20%)
9.6M9.60 mi1.60 mi1225+311074+24266+81135(Top 16%)1010(Top 20%)256(Top 22%)
10M10.00 mi0.40 mi1209+161062+12264+21013(Top 14%)900(Top 18%)235(Top 20%)
10.5M10.50 mi0.50 mi1176+331036+26260+41082(Top 15%)957(Top 19%)235(Top 20%)
12M12.00 mi1.50 mi1094+82965+71243+17755(Top 11%)675(Top 13%)192(Top 16%)
14M14.00 mi2.00 mi1024+70907+58229+14746(Top 10%)670(Top 13%)177(Top 15%)
16M16.00 mi2.00 mi1101-77971-64246-172005(Top 28%)1634(Top 32%)414(Top 35%)
18M18.00 mi2.00 mi900+201802+169211+35349(Top 5%)319(Top 6%)93(Top 8%)
20M20.00 mi2.00 mi863+37769+33209+2718(Top 10%)634(Top 13%)178(Top 15%)
22M22.00 mi2.00 mi841+22745+24202+7963(Top 13%)820(Top 16%)221(Top 19%)
24M24.00 mi2.00 mi805+36713+32200+2683(Top 10%)585(Top 12%)174(Top 15%)
Finish26.22 mi2.22 mi816-11718-5197+31319(Top 18%)1059(Top 21%)281(Top 24%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 11%
×1human
+6ft-11ft

Overall

755

Males

675

M25-29

192

2M→4M

2.0 - 4.0 mi

Top 17%
×4stories
+75ft-70ft

Overall

1239

Males

1086

M25-29

264

4M→6M

4.0 - 6.0 mi

Top 17%
×5stories
+71ft-18ft

Overall

1224

Males

1068

M25-29

274

6M→8M

6.0 - 8.0 mi

Top 15%
×9stories
+106ft-21ft

Overall

1058

Males

937

M25-29

238

8M→9.6M

8.0 - 9.6 mi

Top 16%
×13stories
+117ft-177ft

Overall

1135

Males

1010

M25-29

258

9.6M→10M

9.6 - 10.0 mi

Top 14%
×1story
+17ft-12ft

Overall

1013

Males

900

M25-29

237

10M→10.5M

10.0 - 10.5 mi

Top 15%
×9stories
+0ft-102ft

Overall

1082

Males

957

M25-29

237

10.5M→12M

10.5 - 12.0 mi

Top 11%
×18stories
+304ft-125ft

Overall

755

Males

675

M25-29

192

12M→14M

12.0 - 14.0 mi

Top 10%
×9stories
+99ft-125ft

Overall

746

Males

670

M25-29

177

14M→16M

14.0 - 16.0 mi

Top 28%
×9stories
+124ft-78ft

Overall

2005

Males

1634

M25-29

414

16M→18M

16.0 - 18.0 mi

Top 5%
×8stories
+106ft-45ft

Overall

349

Males

319

M25-29

93

18M→20M

18.0 - 20.0 mi

Top 10%
×3stories
+52ft-26ft

Overall

718

Males

634

M25-29

178

20M→22M

20.0 - 22.0 mi

Top 13%
×21stories
+17ft-266ft

Overall

963

Males

820

M25-29

221

22M→24M

22.0 - 24.0 mi

Top 10%
×3stories
+70ft-85ft

Overall

683

Males

585

M25-29

174

24M→Finish

24.0 - 26.2 mi

Top 18%
~flat
+2ft-2ft

Overall

1319

Males

1059

M25-29

281

Passing Analysis

Category:
Athletes Passed
1024*
Passed By
229
Net Change
+795
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1611
2M → 4M1979+188#1611#1423
4M → 6M9615+81#1423#1342
6M → 8M91*5+86#1342#1256
8M → 9.6M4514+31#1256#1225
9.6M → 10M160+16#1225#1209
10M → 10.5M352+33#1209#1176
10.5M → 12M831+82#1176#1094
12M → 14M72*2+70#1094#1024
14M → 16M32*109-77#1024#1101
16M → 18M2032+201#1101#900
18M → 20M49*12+37#900#863
20M → 22M34*12+22#863#841
22M → 24M4812+36#841#805
24M → Finish23*34-11#805#816
TOTALS1024*229+795

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

📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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