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SF MARATHON 2025

Chihiro Iwahashi

Bib: 1771โ€ขMโ€ขAge: 38

Fremont, CA

0:00
0:00
/ mi
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Overall
#0 / 6545
Top 31%
Gender (Male)
#0 / 4641
Top 37%
Division (M35-39)
Official
#0 / 606
Calculated (M35-39)
#0 / 606
Top 38%
Race Day Weather
56ยฐ/46ยฐF
overcast clouds

โฑ๏ธ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
1.81 Miles
17:42
Rank: #3907
Start โ†’ 1.81 Miles
17:42 | 9:47/mi
5.55 Miles
52:30
Rank: #3149 (+758)
1.81 Miles โ†’ 5.55 Miles
34:48 | 9:18/mi
6.52 Miles
1:01:18
Rank: #2918 (+231)
5.55 Miles โ†’ 6.52 Miles
8:48 | 9:04/mi
10.87 Miles
1:40:01
Rank: #2546 (+372)
6.52 Miles โ†’ 10.87 Miles
38:43 | 8:54/mi
Garmin Hill Challengeยท 11.38 mi
1:45:52
Rank: #2533 (+13)
10.87 Miles โ†’ Garmin Hill Challenge
5:51 | 11:29/mi
14.95 Miles
2:14:22
Rank: #2378 (+155)
Garmin Hill Challenge โ†’ 14.95 Miles
28:30 | 7:59/mi
18 Miles
2:45:01
Rank: #2198 (+180)
14.95 Miles โ†’ 18 Miles
30:39 | 10:03/mi
25 Miles
3:50:55
Rank: #2015 (+183)
18 Miles โ†’ 25 Miles
1:05:54 | 9:25/mi
Finishยท 26.22 mi
4:03:45
Rank: #2049 (-34)
25 Miles โ†’ Finish
12:50 | 10:32/mi
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:38:3617:429:4717:42
9:47
-
5.55 Miles
5.55 mi06:13:2452:309:2834:48
9:18
-0:29
6.52 Miles
6.52 mi06:22:121:01:189:248:48
9:04
-0:14
10.87 Miles
10.87 mi07:00:551:40:019:1238:43
8:54
-0:10
Garmin Hill Challenge
11.38 mi07:06:461:45:529:185:51
11:29
+2:35
14.95 Miles
14.95 mi07:35:162:14:228:5928:30
7:59
-3:30
18 Miles
18.00 mi08:05:552:45:019:1030:39
10:03
+2:04
25 Miles
25.00 mi09:11:493:50:559:141:05:54
9:25
-0:38
Finish
26.22 mi09:24:394:03:459:1812:50
10:32
+1:07

Checkpoint Splits Visualizations

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

๐Ÿ“ˆPace 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

7:59 /mi

Average Pace

9:18 /mi

Slowest Pace

11:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

๐Ÿ“ŠSegments

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

1:07:13

28% of race

Time at Steady Pace

2:07:12

52% of race

Time at Slower Pace

49:20

20% of race

Average Pace: 9:18 /mi

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Faster pace (< avg)
Steady pace (โ‰ˆ avg)
Slower pace (> avg)

๐ŸŽจHeatmap

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

โœจSparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.81 Miles
1.81 mi05:38:3617:429:4717:42
9:47
#3907
5.55 Miles
5.55 mi06:13:2452:309:2834:48
9:18
#3149
6.52 Miles
6.52 mi06:22:121:01:189:248:48
9:04
#2918
10.87 Miles
10.87 mi07:00:551:40:019:1238:43
8:54
#2546
Garmin Hill Challenge
11.38 mi07:06:461:45:529:185:51
11:29
#2533
14.95 Miles
14.95 mi07:35:162:14:228:5928:30
7:59
#2378
18 Miles
18.00 mi08:05:552:45:019:1030:39
10:03
#2198
25 Miles
25.00 mi09:11:493:50:559:141:05:54
9:25
#2015
Finish
26.22 mi09:24:394:03:459:1812:50
10:32
#2049
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
1.81 Miles1.81 mi1.81 mi390730634163907(Top 60%)3063(Top 66%)416(Top 69%)
5.55 Miles5.55 mi3.74 mi3149+7582563+500353+632901(Top 44%)2390(Top 51%)330(Top 54%)
6.52 Miles6.52 mi0.97 mi2918+2312395+168323+301634(Top 25%)1417(Top 31%)174(Top 29%)
10.87 Miles10.87 mi4.35 mi2546+3722125+270294+292031(Top 31%)1725(Top 37%)221(Top 36%)
Garmin Hill Challenge11.38 mi0.51 mi2533+132112+13290+42638(Top 40%)2194(Top 47%)282(Top 47%)
14.95 Miles14.95 mi3.57 mi2378+1551995+117274+161898(Top 29%)1630(Top 35%)212(Top 35%)
18 Miles18.00 mi3.05 mi2198+1801863+132257+171807(Top 28%)1531(Top 33%)207(Top 34%)
25 Miles25.00 mi7.00 mi2015+1831688+175230+271770(Top 27%)1447(Top 31%)198(Top 33%)
Finish26.22 mi1.22 mi2049-341710-22229+13136(Top 48%)2388(Top 51%)308(Top 51%)

Segment Performance Analysis

Start โ†’ 1.81 Miles

0.0 - 1.8 mi

Top 60%
ร—1human
+6ft-10ft

Overall

3907

Males

3063

M35-39

417

1.81 Milesโ†’5.55 Miles

1.8 - 5.5 mi

Top 44%
ร—6stories
+97ft-86ft

Overall

2901

Males

2390

M35-39

331

5.55 Milesโ†’6.52 Miles

5.5 - 6.5 mi

Top 25%
ร—15stories
+178ft-5ft

Overall

1634

Males

1417

M35-39

175

6.52 Milesโ†’10.87 Miles

6.5 - 10.9 mi

Top 31%
ร—20stories
+201ft-318ft

Overall

2031

Males

1725

M35-39

222

10.87 Milesโ†’Garmin Hill Challenge

10.9 - 11.4 mi

Top 40%
ร—11stories
+134ft-79ft

Overall

2638

Males

2194

M35-39

283

Garmin Hill Challengeโ†’14.95 Miles

11.4 - 14.9 mi

Top 29%
ร—17stories
+251ft-225ft

Overall

1898

Males

1630

M35-39

213

14.95 Milesโ†’18 Miles

14.9 - 18.0 mi

Top 28%
ร—12stories
+165ft-60ft

Overall

1807

Males

1531

M35-39

208

18 Milesโ†’25 Miles

18.0 - 25.0 mi

Top 27%
ร—22stories
+142ft-378ft

Overall

1770

Males

1447

M35-39

198

25 Milesโ†’Finish

25.0 - 26.2 mi

Top 48%
~flat
+2ft-0ft

Overall

3136

Males

2388

M35-39

308

Passing Analysis

Category:
Athletes Passed
2022*
Passed By
164
Net Change
+1858
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start โ†’ 1.81 Miles----#3907
1.81 Miles โ†’ 5.55 Miles77315+758#3907#3149
5.55 Miles โ†’ 6.52 Miles2310+231#3149#2918
6.52 Miles โ†’ 10.87 Miles373*1+372#2918#2546
10.87 Miles โ†’ Garmin Hill Challenge3724+13#2546#2533
Garmin Hill Challenge โ†’ 14.95 Miles161*6+155#2533#2378
14.95 Miles โ†’ 18 Miles198*18+180#2378#2198
18 Miles โ†’ 25 Miles238*55+183#2198#2015
25 Miles โ†’ Finish11*45-34#2015#2049
TOTALS2022*164+1858

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

๐Ÿ“Š

Passing Analysis Visualizations

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

Time:
Category:

๐Ÿ“ˆPosition Graph

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๐ŸŽจHeatmap Timeline

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๐Ÿ”„Passing Circle

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๐ŸŒŠPosition Flow

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๐ŸƒRace Lanes

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Public Race Data

The San Francisco Marathon

The San Francisco Marathon