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BOSTON MARATHON 2025

Laura Snyder

Bib: 9799•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 31%
Gender (Female)
#0 / 12228
Top 14%
Division (F18-39)
#0 / 5469
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:23
Rank: #12467
Start → 5K
23:23 | 7:32/mi
10K· 6.21 mi
46:35
Rank: #12102 (+365)
5K → 10K
23:12 | 7:28/mi
15K· 9.32 mi
1:09:48
Rank: #11888 (+214)
10K → 15K
23:13 | 7:28/mi
20K· 12.43 mi
1:32:56
Rank: #11445 (+443)
15K → 20K
23:08 | 7:27/mi
Half· 13.11 mi
1:37:56
Rank: #11400 (+45)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:55:58
Rank: #11030 (+370)
Half → 25K
18:02 | 7:26/mi
30K· 18.64 mi
2:19:14
Rank: #10302 (+728)
25K → 30K
23:16 | 7:29/mi
20M
2:29:32
Rank: #10021 (+281)
30K → 20M
10:18 | 7:35/mi
21M
2:37:21
Rank: #9740 (+281)
20M → 21M
7:49 | 7:49/mi
35K· 21.75 mi
2:42:45
Rank: #9605 (+135)
21M → 35K
5:24 | 7:13/mi
23M
2:52:02
Rank: #9332 (+273)
35K → 23M
9:17 | 7:25/mi
24M
2:59:17
Rank: #9127 (+205)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
3:05:34
Rank: #8933 (+194)
24M → 40K
6:17 | 7:21/mi
25.2M
3:08:24
Rank: #8892 (+41)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:15:42
Rank: #8783 (+109)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:37:56
Pace7:28 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:37:46
Pace7:27 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3123:237:3223:23
7:32
-
10K
6.21 mi11:12:4346:357:3023:12
7:28
-0:04
15K
9.32 mi11:35:561:09:487:2923:13
7:28
0:00
20K
12.43 mi11:59:041:32:567:2923:08
7:27
-0:01
Half
13.11 mi12:04:041:37:567:285:00
7:20
-0:07
25K
15.53 mi12:22:061:55:587:2818:02
7:26
+0:06
30K
18.64 mi12:45:222:19:147:2823:16
7:29
+0:03
20M
20.00 mi12:55:402:29:327:2910:18
7:35
+0:06
21M
21.00 mi13:03:292:37:217:307:49
7:49
+0:14
35K
21.75 mi13:08:532:42:457:295:24
7:13
-0:36
23M
23.00 mi13:18:102:52:027:299:17
7:25
+0:12
24M
24.00 mi13:25:252:59:177:287:15
7:15
-0:10
40K
24.85 mi13:31:423:05:347:286:17
7:21
+0:06
25.2M
25.20 mi13:34:323:08:247:292:50
8:13
+0:52
Finish
26.22 mi13:41:503:15:427:287:18
7:10
-1:03

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

7:10 /mi

Average Pace

7:28 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:52

99% of race

Time at Steady Pace

2:50

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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
5K
3.11 mi10:49:3123:237:3223:23
7:32
#12467
10K
6.21 mi11:12:4346:357:3023:12
7:28
#12102
15K
9.32 mi11:35:561:09:487:2923:13
7:28
#11888
20K
12.43 mi11:59:041:32:567:2923:08
7:27
#11445
Half
13.11 mi12:04:041:37:567:285:00
7:20
#11400
25K
15.53 mi12:22:061:55:587:2818:02
7:26
#11030
30K
18.64 mi12:45:222:19:147:2823:16
7:29
#10302
20M
20.00 mi12:55:402:29:327:2910:18
7:35
#10021
21M
21.00 mi13:03:292:37:217:307:49
7:49
#9740
35K
21.75 mi13:08:532:42:457:295:24
7:13
#9605
23M
23.00 mi13:18:102:52:027:299:17
7:25
#9332
24M
24.00 mi13:25:252:59:177:287:15
7:15
#9127
40K
24.85 mi13:31:423:05:347:286:17
7:21
#8933
25.2M
25.20 mi13:34:323:08:247:292:50
8:13
#8892
Finish
26.22 mi13:41:503:15:427:287:18
7:10
#8783
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi124673044304411531(Top 41%)2647(Top 22%)2647(Top 48%)
10K6.21 mi3.10 mi12102+3652859+1852859+18511792(Top 42%)2706(Top 22%)2706(Top 49%)
15K9.32 mi3.11 mi11888+2142759+1002759+10011531(Top 41%)2647(Top 22%)2647(Top 48%)
20K12.43 mi3.11 mi11445+4432577+1822577+18210309(Top 36%)2101(Top 17%)2101(Top 38%)
Half13.11 mi0.68 mi11400+452555+222555+2210294(Top 36%)2074(Top 17%)2074(Top 38%)
25K15.53 mi2.42 mi11030+3702404+1512404+1519455(Top 33%)1846(Top 15%)1846(Top 34%)
30K18.64 mi3.11 mi10302+7282102+3022102+3027686(Top 27%)1266(Top 10%)1266(Top 23%)
20M20.00 mi1.36 mi10021+2811996+1061996+1067563(Top 27%)1364(Top 11%)1364(Top 25%)
21M21.00 mi1.00 mi9740+2811899+971899+976321(Top 22%)1038(Top 8%)1038(Top 19%)
35K21.75 mi0.75 mi9605+1351858+411858+416791(Top 24%)1212(Top 10%)1212(Top 22%)
23M23.00 mi1.25 mi9332+2731783+751783+756161(Top 22%)1086(Top 9%)1086(Top 20%)
24M24.00 mi1.00 mi9127+2051721+621721+626161(Top 22%)1137(Top 9%)1137(Top 21%)
40K24.85 mi0.85 mi8933+1941681+401681+405958(Top 21%)1128(Top 9%)1128(Top 21%)
25.2M25.20 mi0.35 mi8892+411685-41685-47220(Top 25%)1736(Top 14%)1736(Top 32%)
Finish26.22 mi1.02 mi8783+1091672+131672+136844(Top 24%)1589(Top 13%)1589(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

11531

Females

2647

F18-39

2647

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11792

Females

2706

F18-39

2706

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

11531

Females

2647

F18-39

2647

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

10309

Females

2101

F18-39

2101

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

10294

Females

2074

F18-39

2074

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9455

Females

1846

F18-39

1846

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7686

Females

1266

F18-39

1266

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7563

Females

1364

F18-39

1364

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6321

Females

1038

F18-39

1038

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6791

Females

1212

F18-39

1212

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

6161

Females

1086

F18-39

1086

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

6161

Females

1137

F18-39

1137

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5958

Females

1128

F18-39

1128

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7220

Females

1736

F18-39

1736

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6844

Females

1589

F18-39

1589

Passing Analysis

Category:
Athletes Passed
4035*
Passed By
351
Net Change
+3684
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12467
5K → 10K489124+365#12467#12102
10K → 15K30187+214#12102#11888
15K → 20K47027+443#11888#11445
20K → Half5510+45#11445#11400
Half → 25K39020+370#11400#11030
25K → 30K7302+728#11030#10302
30K → 20M2876+281#10302#10021
20M → 21M286*5+281#10021#9740
21M → 35K1438+135#9740#9605
35K → 23M2752+273#9605#9332
23M → 24M2127+205#9332#9127
24M → 40K2039+194#9127#8933
40K → 25.2M5615+41#8933#8892
25.2M → Finish13829+109#8892#8783
TOTALS4035*351+3684

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing