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SF MARATHON 2025

Alexander Corona

Bib: 4145โ€ขMโ€ขAge: 29

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 6545
Top 43%
Gender (Male)
#0 / 4641
Top 49%
Division (M25-29)
#0 / 1018
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
15:46
Rank: #1851
Start โ†’ 1.81 Miles
15:46 | 8:43/mi
5.55 Miles
51:53
Rank: #2954 (-1103)
1.81 Miles โ†’ 5.55 Miles
36:07 | 9:39/mi
6.52 Miles
1:02:07
Rank: #3107 (-153)
5.55 Miles โ†’ 6.52 Miles
10:14 | 10:33/mi
10.87 Miles
1:43:17
Rank: #2998 (+109)
6.52 Miles โ†’ 10.87 Miles
41:10 | 9:28/mi
Garmin Hill Challengeยท 11.38 mi
1:50:03
Rank: #3064 (-66)
10.87 Miles โ†’ Garmin Hill Challenge
6:46 | 13:17/mi
14.95 Miles
2:20:36
Rank: #2971 (+93)
Garmin Hill Challenge โ†’ 14.95 Miles
30:33 | 8:33/mi
18 Miles
2:55:01
Rank: #2958 (+13)
14.95 Miles โ†’ 18 Miles
34:25 | 11:17/mi
25 Miles
4:05:52
Rank: #2732 (+226)
18 Miles โ†’ 25 Miles
1:10:51 | 10:07/mi
Finishยท 26.22 mi
4:20:26
Rank: #2841 (-109)
25 Miles โ†’ Finish
14:34 | 11:57/mi
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:40:4815:468:4315:46
8:43
-
5.55 Miles
5.55 mi06:16:5551:539:2136:07
9:39
+0:56
6.52 Miles
6.52 mi06:27:091:02:079:3210:14
10:33
+0:54
10.87 Miles
10.87 mi07:08:191:43:179:3041:10
9:28
-1:05
Garmin Hill Challenge
11.38 mi07:15:051:50:039:406:46
13:17
+3:49
14.95 Miles
14.95 mi07:45:382:20:369:2430:33
8:33
-4:44
18 Miles
18.00 mi08:20:032:55:019:4334:25
11:17
+2:44
25 Miles
25.00 mi09:30:544:05:529:501:10:51
10:07
-1:10
Finish
26.22 mi09:45:284:20:269:5614:34
11:57
+1:50

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

8:33 /mi

Average Pace

9:56 /mi

Slowest Pace

13:17 /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

46:19

18% of race

Time at Steady Pace

2:38:22

61% of race

Time at Slower Pace

55:45

21% of race

Average Pace: 9:56 /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 mi05:40:4815:468:4315:46
8:43
#1851
5.55 Miles
5.55 mi06:16:5551:539:2136:07
9:39
#2954
6.52 Miles
6.52 mi06:27:091:02:079:3210:14
10:33
#3107
10.87 Miles
10.87 mi07:08:191:43:179:3041:10
9:28
#2998
Garmin Hill Challenge
11.38 mi07:15:051:50:039:406:46
13:17
#3064
14.95 Miles
14.95 mi07:45:382:20:369:2430:33
8:33
#2971
18 Miles
18.00 mi08:20:032:55:019:4334:25
11:17
#2958
25 Miles
25.00 mi09:30:544:05:529:501:10:51
10:07
#2732
Finish
26.22 mi09:45:284:20:269:5614:34
11:57
#2841
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.81 Miles1.81 mi1.81 mi185115903741851(Top 28%)1590(Top 34%)374(Top 37%)
5.55 Miles5.55 mi3.74 mi2954-11032421-831602-2283447(Top 53%)2768(Top 60%)667(Top 66%)
6.52 Miles6.52 mi0.97 mi3107-1532537-116621-193861(Top 59%)3058(Top 66%)737(Top 72%)
10.87 Miles10.87 mi4.35 mi2998+1092459+78607+142860(Top 44%)2351(Top 51%)588(Top 58%)
Garmin Hill Challenge11.38 mi0.51 mi3064-662506-47620-134153(Top 63%)3218(Top 69%)773(Top 76%)
14.95 Miles14.95 mi3.57 mi2971+932439+67605+152830(Top 43%)2324(Top 50%)574(Top 56%)
18 Miles18.00 mi3.05 mi2958+132414+25596+93128(Top 48%)2498(Top 54%)593(Top 58%)
25 Miles25.00 mi7.00 mi2732+2262217+197542+542528(Top 39%)1995(Top 43%)477(Top 47%)
Finish26.22 mi1.22 mi2841-1092283-66557-154612(Top 70%)3359(Top 72%)793(Top 78%)

Segment Performance Analysis

Start โ†’ 1.81 Miles

0.0 - 1.8 mi

Top 28%
ร—1human
+6ft-10ft

Overall

1851

Males

1590

M25-29

375

1.81 Milesโ†’5.55 Miles

1.8 - 5.5 mi

Top 53%
ร—6stories
+97ft-86ft

Overall

3447

Males

2768

M25-29

669

5.55 Milesโ†’6.52 Miles

5.5 - 6.5 mi

Top 59%
ร—15stories
+178ft-5ft

Overall

3861

Males

3058

M25-29

739

6.52 Milesโ†’10.87 Miles

6.5 - 10.9 mi

Top 44%
ร—20stories
+201ft-318ft

Overall

2860

Males

2351

M25-29

588

10.87 Milesโ†’Garmin Hill Challenge

10.9 - 11.4 mi

Top 63%
ร—11stories
+134ft-79ft

Overall

4153

Males

3218

M25-29

774

Garmin Hill Challengeโ†’14.95 Miles

11.4 - 14.9 mi

Top 43%
ร—17stories
+251ft-225ft

Overall

2830

Males

2324

M25-29

575

14.95 Milesโ†’18 Miles

14.9 - 18.0 mi

Top 48%
ร—12stories
+165ft-60ft

Overall

3128

Males

2498

M25-29

594

18 Milesโ†’25 Miles

18.0 - 25.0 mi

Top 39%
ร—22stories
+142ft-378ft

Overall

2528

Males

1995

M25-29

477

25 Milesโ†’Finish

25.0 - 26.2 mi

Top 70%
~flat
+2ft-0ft

Overall

4612

Males

3359

M25-29

793

Passing Analysis

Category:
Athletes Passed
700*
Passed By
1690
Net Change
-990
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start โ†’ 1.81 Miles----#1851
1.81 Miles โ†’ 5.55 Miles71110-1103#1851#2954
5.55 Miles โ†’ 6.52 Miles6159-153#2954#3107
6.52 Miles โ†’ 10.87 Miles158*49+109#3107#2998
10.87 Miles โ†’ Garmin Hill Challenge1581-66#2998#3064
Garmin Hill Challenge โ†’ 14.95 Miles116*23+93#3064#2971
14.95 Miles โ†’ 18 Miles98*85+13#2971#2958
18 Miles โ†’ 25 Miles292*66+226#2958#2732
25 Miles โ†’ Finish8*117-109#2732#2841
TOTALS700*1690-990

* 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