San Francisco Marathon logo
SF MARATHON 2026

Yasuhiro Karasu

Bib: 10769•M•Age: 50

himejicity

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 7166
Top 3%
Gender (Male)
#0 / 5052
Top 5%
Masters (Masters Men)
#0 / 1321
Top 2%
Division (M50-54)
#0 / 245
Top 0.8%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
14:29
Rank: #300
Start → 2M
14:29 | 7:14/mi
4M
28:54
Rank: #255 (+45)
2M → 4M
14:25 | 7:13/mi
6M
43:03
Rank: #243 (+12)
4M → 6M
14:09 | 7:04/mi
8M
57:16
Rank: #242 (+1)
6M → 8M
14:13 | 7:06/mi
9.6M
1:09:25
Rank: #247 (-5)
8M → 9.6M
12:09 | 7:36/mi
10M
1:11:23
Rank: #244 (+3)
9.6M → 10M
1:58 | 4:55/mi
10.5M
1:16:15
Rank: #247 (-3)
10M → 10.5M
4:52 | 9:44/mi
12M
1:25:58
Rank: #229 (+18)
10.5M → 12M
9:43 | 6:29/mi
14M
1:40:59
Rank: #217 (+12)
12M → 14M
15:01 | 7:30/mi
16M
1:52:48
Rank: #189 (+28)
14M → 16M
11:49 | 5:54/mi
18M
2:09:19
Rank: #203 (-14)
16M → 18M
16:31 | 8:16/mi
20M
2:24:57
Rank: #208 (-5)
18M → 20M
15:38 | 7:49/mi
22M
2:39:04
Rank: #215 (-7)
20M → 22M
14:07 | 7:03/mi
24M
2:56:45
Rank: #229 (-14)
22M → 24M
17:41 | 8:51/mi
Finish· 26.22 mi
3:15:31
Rank: #246 (-17)
24M → Finish
18:46 | 8:27/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
Time1:40:59
Pace7:13 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:34:32
Pace7:44 /mi
📊Negative Split: 6.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:30:5514:297:1414:29
7:14
-
4M
4.00 mi05:45:2028:547:1414:25
7:13
-0:01
6M
6.00 mi05:59:2943:037:1114:09
7:04
-0:09
8M
8.00 mi06:13:4257:167:0914:13
7:06
+0:02
9.6M
9.60 mi06:25:511:09:257:1412:09
7:36
+0:30
10M
10.00 mi06:27:491:11:237:081:58
4:55
-2:41
10.5M
10.50 mi06:32:411:16:157:164:52
9:44
+4:49
12M
12.00 mi06:42:241:25:587:109:43
6:29
-3:15
14M
14.00 mi06:57:251:40:597:1315:01
7:30
+1:01
16M
16.00 mi07:09:141:52:487:0311:49
5:54
-1:36
18M
18.00 mi07:25:452:09:197:1116:31
8:16
+2:22
20M
20.00 mi07:41:232:24:577:1515:38
7:49
-0:27
22M
22.00 mi07:55:302:39:047:1414:07
7:03
-0:46
24M
24.00 mi08:13:112:56:457:2217:41
8:51
+1:48
Finish
26.22 mi08:31:573:15:317:2818:46
8:27
-0:24

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

4:55 /mi

Average Pace

7:28 /mi

Slowest Pace

9:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

23:30

12% of race

Time at Steady Pace

1:38:33

50% of race

Time at Slower Pace

1:13:28

38% of race

Average Pace: 7:27 /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 mi05:30:5514:297:1414:29
7:14
#300
4M
4.00 mi05:45:2028:547:1414:25
7:13
#255
6M
6.00 mi05:59:2943:037:1114:09
7:04
#243
8M
8.00 mi06:13:4257:167:0914:13
7:06
#242
9.6M
9.60 mi06:25:511:09:257:1412:09
7:36
#247
10M
10.00 mi06:27:491:11:237:081:58
4:55
#244
10.5M
10.50 mi06:32:411:16:157:164:52
9:44
#247
12M
12.00 mi06:42:241:25:587:109:43
6:29
#229
14M
14.00 mi06:57:251:40:597:1315:01
7:30
#217
16M
16.00 mi07:09:141:52:487:0311:49
5:54
#189
18M
18.00 mi07:25:452:09:197:1116:31
8:16
#203
20M
20.00 mi07:41:232:24:577:1515:38
7:49
#208
22M
22.00 mi07:55:302:39:047:1414:07
7:03
#215
24M
24.00 mi08:13:112:56:457:2217:41
8:51
#229
Finish
26.22 mi08:31:573:15:317:2818:46
8:27
#246
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 4%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

6:50

Segment Time

7:36/mi

Pace

0.90 mi

Distance

Overall

277

Men

261

Division

7

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
2M2.00 mi2.00 mi3002815128(Top 2%)121(Top 2%)1(Top 0.4%)
4M4.00 mi2.00 mi255+45240+414+1248(Top 3%)235(Top 5%)4(Top 2%)
6M6.00 mi2.00 mi243+12230+104217(Top 3%)205(Top 4%)2(Top 0.8%)
8M8.00 mi2.00 mi242+1229+14268(Top 4%)251(Top 5%)3(Top 1%)
9.6M9.60 mi1.60 mi247-5234-54299(Top 4%)280(Top 6%)5(Top 2%)
10M10.00 mi0.40 mi244+3231+34211(Top 3%)197(Top 4%)1(Top 0.4%)
10.5M10.50 mi0.50 mi247-3234-34353(Top 5%)321(Top 6%)8(Top 3%)
12M12.00 mi1.50 mi229+18218+163+1128(Top 2%)121(Top 2%)1(Top 0.4%)
14M14.00 mi2.00 mi217+12206+123176(Top 2%)167(Top 3%)1(Top 0.4%)
16M16.00 mi2.00 mi189+28180+261+2191(Top 3%)180(Top 4%)1(Top 0.4%)
18M18.00 mi2.00 mi203-14193-132-1593(Top 8%)518(Top 10%)11(Top 4%)
20M20.00 mi2.00 mi208-5198-52384(Top 5%)343(Top 7%)8(Top 3%)
22M22.00 mi2.00 mi215-7204-62255(Top 4%)226(Top 4%)4(Top 2%)
24M24.00 mi2.00 mi229-14215-112687(Top 10%)587(Top 12%)20(Top 8%)
Finish26.22 mi2.22 mi246-17228-132628(Top 9%)536(Top 11%)14(Top 6%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 2%
×1human
+6ft-11ft

Overall

128

Males

121

M50-54

1

2M→4M

2.0 - 4.0 mi

Top 3%
×4stories
+75ft-70ft

Overall

248

Males

235

M50-54

5

4M→6M

4.0 - 6.0 mi

Top 3%
×5stories
+71ft-18ft

Overall

217

Males

205

M50-54

3

6M→8M

6.0 - 8.0 mi

Top 4%
×9stories
+106ft-21ft

Overall

268

Males

251

M50-54

4

8M→9.6M

8.0 - 9.6 mi

Top 4%
×13stories
+117ft-177ft

Overall

299

Males

280

M50-54

6

9.6M→10M

9.6 - 10.0 mi

Top 3%
×1story
+17ft-12ft

Overall

211

Males

197

M50-54

2

10M→10.5M

10.0 - 10.5 mi

Top 5%
×9stories
+0ft-102ft

Overall

353

Males

321

M50-54

9

10.5M→12M

10.5 - 12.0 mi

Top 2%
×18stories
+304ft-125ft

Overall

128

Males

121

M50-54

1

12M→14M

12.0 - 14.0 mi

Top 2%
×9stories
+99ft-125ft

Overall

176

Males

167

M50-54

1

14M→16M

14.0 - 16.0 mi

Top 3%
×9stories
+124ft-78ft

Overall

191

Males

180

M50-54

1

16M→18M

16.0 - 18.0 mi

Top 8%
×8stories
+106ft-45ft

Overall

593

Males

518

M50-54

11

18M→20M

18.0 - 20.0 mi

Top 5%
×3stories
+52ft-26ft

Overall

384

Males

343

M50-54

8

20M→22M

20.0 - 22.0 mi

Top 4%
×21stories
+17ft-266ft

Overall

255

Males

226

M50-54

4

22M→24M

22.0 - 24.0 mi

Top 10%
×3stories
+70ft-85ft

Overall

687

Males

587

M50-54

20

24M→Finish

24.0 - 26.2 mi

Top 9%
~flat
+2ft-2ft

Overall

628

Males

536

M50-54

14

Passing Analysis

Category:
Athletes Passed
165*
Passed By
111
Net Change
+54
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#300
2M → 4M461+45#300#255
4M → 6M131+12#255#243
6M → 8M5*4+1#243#242
8M → 9.6M16-5#242#247
9.6M → 10M30+3#247#244
10M → 10.5M14-3#244#247
10.5M → 12M180+18#247#229
12M → 14M14*2+12#229#217
14M → 16M324+28#217#189
16M → 18M923-14#189#203
18M → 20M38-5#203#208
20M → 22M714-7#208#215
22M → 24M822-14#215#229
24M → Finish522-17#229#246
TOTALS165*111+54

* 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